testdata

src/aiomql/account.py

@@ -1,7 +1,7 @@
-import asyncio
 from logging import getLogger
+from typing import Self
 
-from .core.models import AccountInfo, SymbolInfo
+from .core.models import AccountInfo
 from .core.exceptions import LoginError
 
 logger = getLogger(__name__)
@@ -13,33 +13,26 @@ class Account(AccountInfo):
 
     Attributes:
         connected (bool): Status of connection to MetaTrader 5 Terminal
-        symbols (set[SymbolInfo]): A set of available symbols for the financial market.
 
     Notes:
         Other Account properties are defined in the AccountInfo class.
     """
-    _instance: 'Account'
+    _instance: Self
     connected: bool
-    symbols = set()
     
     def __new__(cls, *args, **kwargs):
         if not hasattr(cls, '_instance'):
             cls._instance = super().__new__(cls)
+            cls._instance.exclude = cls._instance.exclude | {'_instance'}
         return cls._instance
 
-    def __init__(self, **kwargs):
-        super().__init__(**kwargs)
-        self.exclude = self.exclude | {'_instance', 'symbols'}
-        acc = {k: (self.dict[k] or v) for k, v in self.config.account_info().items()}
-        self.set_attributes(**acc)
-
     async def refresh(self):
         """Refreshes the account instance with the latest account details from the MetaTrader 5 terminal"""
         account_info = await self.mt5.account_info()
         acc = account_info._asdict()
         self.set_attributes(**acc)
 
-    async def __aenter__(self) -> 'Account':
+    async def __aenter__(self) -> Self:
         """Connect to a trading account and return the account instance.
         Async context manager for the Account class.
 
@@ -49,70 +42,11 @@ class Account(AccountInfo):
         Raises:
             LoginError: If login fails
         """
-        res = await self.sign_in()
-        if not res:
+        self.connected = await self.mt5.login()
+        if not self:
             raise LoginError('Login failed')
         return self
 
     async def __aexit__(self, exc_type, exc_val, exc_tb):
         await self.mt5.shutdown()
         self.connected = False
-
-    async def sign_in(self, **kwargs) -> bool:
-        """Connect to a trading account.
-
-        Returns:
-            bool: True if login was successful else False
-        """
-        acc = self.get_dict(include={'login', 'server', 'password'})
-        self.connected = await self._login(acc=acc, **kwargs)
-        if self.connected:
-            await self.refresh()
-            self.symbols = await self.symbols_get()
-            return self.connected
-        await self.mt5.shutdown()
-        return False
-
-    async def _login(self, *, acc: dict, tries=3, **kwargs) -> bool:
-        res = False
-
-        if tries == 0:
-            return False
-
-        init_args = {**acc} | {'path': self.config.path} | {**kwargs}
-        ini = await self.mt5.initialize(**init_args)
-
-        if ini:
-            res = await self.mt5.login(**acc)
-            if not res:
-                await self.mt5.shutdown()
-
-        if ini and res:
-            return True
-        else:
-            await asyncio.sleep(5+tries)
-            return await self._login(acc=acc, tries=tries-1, **kwargs)
-
-    def has_symbol(self, symbol: str | SymbolInfo):
-        """Checks to see if a symbol is available for a trading account.
-
-        Args:
-            symbol (str | SymbolInfo):
-
-        Returns:
-            bool: True if symbol is present otherwise False
-        """
-        try:
-            return str(symbol) in {s.name for s in self.symbols}
-        except Exception as err:
-            logger.warning(f'Error: {err}; {symbol} not available in this market')
-            return False
-
-    async def symbols_get(self) -> set[SymbolInfo]:
-        """Get all financial instruments from the MetaTrader 5 terminal available for the current account.
-
-        Returns:
-            set[Symbol]: A set of available symbols.
-        """
-        syms = await self.mt5.symbols_get()
-        return {SymbolInfo(name=sym.name) for sym in syms}

src/aiomql/bot_builder.py

@@ -1,38 +1,34 @@
 import asyncio
 from concurrent.futures import ProcessPoolExecutor
-from typing import Type, Iterable, TypeVar, Callable, Coroutine
+from typing import Type, Iterable, Callable, Coroutine
 import logging
 
 from .executor import Executor
-from .account import Account
 from .core.config import Config
+from .core.meta_trader import MetaTrader
 from .symbol import Symbol as Symbol
 from .strategy import Strategy as Strategy
 
 logger = logging.getLogger(__name__)
 
 
-
 class Bot:
     """The bot class. Create a bot instance to run your strategies.
 
     Attributes:
-        account (Account): Account Object.
         executor: The default thread executor.
-        symbols (list[Symbols]): A set of symbols for the trading session
         config (Config): Config instance
+        mt (MetaTrader): MetaTrader instance
 
     """
     config: Config
-    account: Account
-    symbols: set
     executor: Executor
+    mt: MetaTrader
 
     def __init__(self):
-        self.config = Config()
-        self.account = Account()
-        self.symbols = set()
+        self.config = Config(bot=self)
         self.executor = Executor()
+        self.mt = MetaTrader()
 
     @classmethod
     def run_bots(cls, funcs: dict[Callable: dict] = None, num_workers: int = None):
@@ -55,20 +51,18 @@ class Bot:
             SystemExit if sign in was not successful
         """
         try:
-            init = await self.account.sign_in()
-            if not init:
+            login = await self.mt.login()
+            if not login:
                 logger.warning(f"Unable to sign in to MetaTrder 5 Terminal")
                 raise SystemExit
             logger.info("Login Successful")
-            await self.init_symbols()
-            self.executor.remove_workers(symbols=self.symbols)
+            await self.init_strategies()
             self.add_coroutine(self.config.task_queue.start)
-            self.config.bot = self
         except Exception as err:
             logger.error(f"{err}. Bot initialization failed")
             raise SystemExit
 
-    def add_function(self, func: Callable, **kwargs: dict):
+    def add_function(self, func: Callable[..., ...], **kwargs: dict):
         """Add a function to the executor.
 
         Args:
@@ -77,7 +71,7 @@ class Bot:
         """
         self.executor.add_function(func, kwargs)
 
-    def add_coroutine(self, coro: Coroutine | Callable, **kwargs):
+    def add_coroutine(self, coro: Coroutine[..., ...], **kwargs):
         """Add a coroutine to the executor.
 
         Args:
@@ -117,39 +111,32 @@ class Bot:
         """
         [self.add_strategy(strategy) for strategy in strategies]
 
-    def add_strategy_all(self, *, strategy: Type[Strategy], params: dict | None = None):
-        """Use this to run a single strategy on all available instruments in the market using the default parameters
-        i.e. one set of parameters for all trading symbols
+    def add_strategy_all(self, *, strategy: Type[Strategy], params: dict | None = None,
+                         symbols: list[Symbol] = None, **kwargs):
+        """Use this to run a single strategy on multiple symbols with the same parameters and keyword arguments.
 
         Keyword Args:
             strategy (Strategy): Strategy class
             params (dict): A dictionary of parameters for the strategy
+            symbols (list): A list of symbols to run the strategy on
+            **kwargs: Additional keyword arguments for the strategy
         """
         [
-            self.add_strategy(strategy(symbol=symbol, params=params))
-            for symbol in self.symbols
+            self.add_strategy(strategy(symbol=symbol, params=params, **kwargs))
+            for symbol in symbols
         ]
 
-    async def init_symbols(self):
+    @staticmethod
+    async def init_strategy(strategy: Strategy) -> tuple[bool, Strategy]:
+        """Initialize a single strategy. This method is called internally by the bot."""
+        res = await strategy.symbol.init()
+        return res, strategy
+
+    async def init_strategies(self):
         """Initialize the symbols for the current trading session. This method is called internally by the bot."""
-        syms = [self.init_symbol(strategy.symbol) for strategy in self.executor.workers]
-        await asyncio.gather(*syms, return_exceptions=True)
-
-    async def init_symbol(self, symbol: Symbol) -> Symbol:
-        """Initialize a symbol before the beginning of a trading sessions.
-        Removes it from the list of symbols if it was not successfully initialized or not available
-        for the account.
-
-        Args:
-            symbol (Symbol): Symbol object to be initialized
-
-        Returns:
-            Symbol: if successfully initialized
-        """
-        if self.account.has_symbol(symbol):
-            init = await symbol.init()
-            if init:
-                self.symbols.add(symbol)
-                return symbol
-            logger.warning(f"Unable to initialize symbol {symbol}")
-        logger.warning(f"{symbol} not a available for this market")
+        tasks = [self.init_strategy(strategy) for strategy in self.executor.workers]
+        for task in asyncio.as_completed(tasks):
+            res = await task
+            if not res[0]:
+                logger.warning(f"Failed to initialize symbol {res[1].symbol}")
+                self.executor.workers.remove(res[1])

src/aiomql/contrib/backtester/backtest_engine.py

@@ -391,7 +391,7 @@ class BackTestEngine:
                    'sl': sl, 'tp': tp, 'time': current_tick.time, 'time_msc': current_tick.time_msc,
                    'time_update': current_tick.time, 'time_update_msc': current_tick.time_msc}
 
-            deal = {'ticket': deal_ticket, 'position': order_ticket, 'symbol': symbol, 'commission': 0, 'swap': 0,
+            deal = {'ticket': deal_ticket, 'order': order_ticket, 'symbol': symbol, 'commission': 0, 'swap': 0,
                     'position_id': order_ticket, 'fee': 0, 'time': current_tick.time, 'time_msc': current_tick.time_msc,
                     'volume': volume, 'price': price, 'type': DealType(order_type), 'reason': DealReason.EXPERT,
                     'entry': DealEntry.IN}

src/aiomql/contrib/backtester/backtester.py

@@ -6,7 +6,6 @@ from .event_manager import EventManager
 from .meta_tester import MetaTester
 from .backtest_engine import BackTestEngine
 from .strategy_tester import StrategyTester
-from ...core import Config
 
 logger = getLogger(__name__)
 
@@ -22,7 +21,6 @@ class BackTester:
         try:
             await self.mt5.initialize()
             strategies = [strategy for strategy in self.strategies if await strategy.symbol.init()]
-            print(f"Number of strategies: {len(strategies)}")
             self.event_manager.num_main_tasks = len(strategies)
             tasks = [*[asyncio.create_task(strategy.test()) for strategy in strategies],
                      asyncio.create_task(self.event_manager.event_monitor())]

src/aiomql/contrib/backtester/check1.py

@@ -1,21 +1,5 @@
-glob = dict()
 
-class Check:
-    def __init__(self, ty):
-        self.r = ty
-
-    @property
-    def r(self):
-        print('getting value')
-        return glob.get('r')
-
-    @r.setter
-    def r(self, value):
-        print('setting value')
-        glob['r'] = value
-
-
-f = Check(465)
-print(f.r)
-f.r = 56
-print(f.r)
+class Check1:
+    f: str
+    t: str
+    v: float

src/aiomql/core/_core.py

@@ -1,10 +1,10 @@
 from typing import Callable
 
 import MetaTrader5
-
 from MetaTrader5 import (Tick, SymbolInfo, AccountInfo, TerminalInfo, TradeOrder, TradePosition, TradeDeal,
                          OrderCheckResult, OrderSendResult, BookInfo, TradeRequest)
 
+from .config import Config
 
 constants = ('TIMEFRAME_M1', 'TIMEFRAME_M2', 'TIMEFRAME_M3', 'TIMEFRAME_M4', 'TIMEFRAME_M5', 'TIMEFRAME_M6',
              'TIMEFRAME_M10', 'TIMEFRAME_M12', 'TIMEFRAME_M15', 'TIMEFRAME_M20', 'TIMEFRAME_M30', 'TIMEFRAME_H1',

src/aiomql/core/config.py

@@ -1,6 +1,6 @@
 import os
 from pathlib import Path
-from typing import Iterator, Literal, TypeVar
+from typing import Iterator, Literal, TypeVar, Self
 import json
 from logging import getLogger
 
@@ -51,7 +51,7 @@ class Config:
     task_queue: TaskQueue
     _backtest_engine: BackTestEngine
     bot: Bot
-    _instance: 'Config'
+    _instance: Self
     mode: Literal['backtest', 'live']
     use_terminal_for_backtesting: bool
     _defaults = {"timeout": 60000, "record_trades": True, "trade_record_mode": "csv", "mode": "live",

src/aiomql/core/models.py

@@ -19,7 +19,6 @@ class AccountInfo(Base):
 
     Attributes:
         login: int
-        password: str
         server: str
         trade_mode: AccountTradeMode
         balance: float
@@ -51,7 +50,6 @@ class AccountInfo(Base):
         company: str
     """
     login: int = 0
-    password: str = ''
     server: str = ''
     trade_mode: AccountTradeMode
     balance: float
@@ -334,9 +332,7 @@ class SymbolInfo(Base):
     path: str
 
     def __init__(self, **kwargs):
-        if (name := kwargs.pop('name', '')) == '':
-            raise AttributeError('Symbol Object Must be initialized with a name')
-        self.name = name
+        assert 'name' in kwargs, "Symbol Object Must be initialized with a name"
         super().__init__(**kwargs)
 
     def __repr__(self):

src/aiomql/executor.py

@@ -38,10 +38,6 @@ class Executor:
         """
         self.workers.extend(strategies)
 
-    def remove_workers(self, *, symbols: set):
-        """Removes any worker running on a symbol not successfully initialized."""
-        self.workers = [worker for worker in self.workers if worker.symbol in symbols]
-
     def add_worker(self, strategy: Strategy):
         """Add a strategy instance to the list of workers
 

src/aiomql/history.py

@@ -1,15 +1,15 @@
+import asyncio
 from datetime import datetime
 from logging import getLogger
 
+import pytz
 from pandas import DataFrame
 import pandas as pd
 
 from .core.config import Config
 from .core.meta_trader import MetaTrader, CopyTicks, OrderType
 from .core.models import TradeDeal, TradeOrder
-
 from .contrib.backtester.meta_tester import MetaTester
-
 from .utils import backoff_decorator
 
 logger = getLogger(__name__)
@@ -24,71 +24,56 @@ class History:
         total_deals: Total number of deals
         total_orders (int): Total number orders
         group (str): Filter for selecting history by symbols.
-        ticket (int): Filter for selecting history by ticket number
-        position (int): Filter for selecting history deals by position
         mt5 (MetaTrader): MetaTrader instance
         config (Config): Config instance
     """
     mt5: MetaTrader | MetaTester
     config: Config
 
-    def __init__(self, *, date_from: datetime | int = None, date_to: datetime | int = None,
-                 group: str = "", ticket: int = None, position: int = None):
+    def __init__(self, *, date_from: datetime | int, date_to: datetime | int, group: str = '', use_utc: bool = True):
         """
         Args:
-            date_from (datetime, float): Date the orders are requested from. Set by the 'datetime' object or as a
+            date_from (datetime, int): Date the orders are requested from. Set by the 'datetime' object or as a
                 number of seconds elapsed since 1970.01.01. Defaults to twenty-four hours from the current time in 'utc'
 
-            date_to (datetime, float): Date up to which the orders are requested. Set by the 'datetime' object or as a
+            date_to (datetime, int): Date up to which the orders are requested. Set by the 'datetime' object or as a
                 number of seconds elapsed since 1970.01.01. Defaults to the current time in "utc"
 
-            group (str): Filter for selecting history by symbols.
-            ticket (int): Filter for selecting history by ticket number
-            position (int): Filter for selecting history deals by position
+            group (str): Filter for selecting history by symbols. Defaults to an empty string
         """
         self.config = Config()
         self.mt5 = MetaTrader() if self.config.mode == 'live' else MetaTester()
-        self.date_from = date_from
-        self.date_to = date_to
+        date_from = date_from if isinstance(date_from, datetime) else datetime.fromtimestamp(date_from)
+        date_to = date_to if isinstance(date_to, datetime) else datetime.fromtimestamp(date_to)
+        self.date_from = date_from.astimezone(pytz.utc) if use_utc else date_from
+        self.date_to = date_to.astimezone(pytz.utc) if use_utc else date_to
         self.group = group
-        self.ticket = ticket
-        self.position = position
-        self.deals: list[TradeDeal] = []
-        self.orders: list[TradeOrder] = []
+        self.deals: tuple[TradeDeal, ...] = ()
+        self.orders: tuple[TradeOrder, ...] = ()
         self.total_deals: int = 0
         self.total_orders: int = 0
 
-    async def init(self, deals=True, orders=True):
-        """Get history deals and orders
-
-        Keyword Args:
-            deals (bool): If true get history deals during initial request to terminal
-            orders (bool): If true get history orders during initial request to terminal
-        """
-        self.deals = await self.get_deals() if deals else tuple()
-        self.orders = await self.get_orders() if orders else tuple()
+    async def init(self):
+        """Get history deals and orders"""
+        deals, orders = await asyncio.gather(self.get_deals(), self.get_orders(), return_exceptions=True)
+        self.deals = deals if isinstance(deals, tuple) else ()
+        self.orders = orders if isinstance(orders, tuple) else ()
         self.total_deals = len(self.deals)
         self.total_orders = len(self.orders)
 
     @backoff_decorator
-    async def get_deals(self, *, date_from: datetime | int = None, date_to: datetime | int = None, group: str = '')\
-            -> tuple[TradeDeal, ...]:
+    async def get_deals(self) -> tuple[TradeDeal, ...]:
         """Get deals from trading history using the parameters set in the constructor.
-
         Returns:
             tuple[TradeDeal]: A list of trade deals
         """
-        date_from, date_to, group = date_from or self.date_from, date_to or self.date_to, group or self.group
-        deals = await self.mt5.history_deals_get(date_from=date_from, date_to=date_to, group=group)
-
+        deals = await self.mt5.history_deals_get(date_from=self.date_from, date_to=self.date_to, group=self.group)
         if deals is not None:
             return tuple(TradeDeal(**deal._asdict()) for deal in deals)
-
         logger.warning(f'Failed to get deals')
         return tuple()
 
-    @backoff_decorator
-    async def get_deals_ticket(self, *, ticket: int = None) -> tuple[TradeDeal, ...]:
+    def get_deals_by_ticket(self, *, ticket: int) -> tuple[TradeDeal, ...]:
         """Call specifying the order ticket. Return all deals having the specified order ticket in the DEAL_ORDER
         property.
 
@@ -98,13 +83,9 @@ class History:
         Returns:
             tuple[TradeDeal]: A tuple of all deals with the order ticket
         """
-        ticket = ticket or self.ticket
-        assert ticket is not None, 'ticket not provided'
-        deals = await self.mt5.history_deals_get(ticket=ticket)
-        return tuple(sorted([TradeDeal(**deal._asdict()) for deal in deals or []], key=lambda x: x.time_msc))
+        return tuple(sorted((deal for deal in self.deals if deal.order == ticket), key=lambda x: x.time_msc))
 
-    @backoff_decorator
-    async def get_deals_position(self, *, position: int = None) -> tuple[TradeDeal, ...]:
+    def get_deals_by_position(self, *, position: int = None) -> tuple[TradeDeal, ...]:
         """
         Get all deals with the specified position ticket in the DEAL_POSITION_ID property
         Args:
@@ -113,36 +94,16 @@ class History:
         Returns:
             tuple[TradeDeal]: A tuple of all deals with the position ticket
         """
-        position = position or self.position
-        assert position is not None, 'position not provided'
-        deals = await self.mt5.history_deals_get(position=position)
-        return tuple(sorted([TradeDeal(**deal._asdict()) for deal in deals or []], key=lambda x: x.time_msc))
-
-    async def deals_total(self, *, date_from: int | datetime = None, date_to: int | datetime = None) -> int:
-        """Get total number of deals within the specified period in the constructor.
-        Args:
-            date_from (int|datetime): Date the orders are requested from. Set by the 'datetime' object or as a number of
-                seconds elapsed since 1970.01.01.
-            date_to (int|datetime): Date up to which the orders are requested. Set by the 'datetime' object or as a
-                number of seconds elapsed since 1970.01.01.
-        Returns:
-            int: Total number of Deals
-        """
-        date_from, date_to = date_from or self.date_from, date_to or self.date_to
-        assert date_from is not None and date_to is not None, 'date_from and/or date_to not provided'
-        total_deals = await self.mt5.history_deals_total(date_from, date_to)
-        return total_deals
+        return tuple(sorted((deal for deal in self.deals if deal.position_id == position), key=lambda x: x.time_msc))
 
     @backoff_decorator
-    async def get_orders(self, *, date_from: datetime | int = None, date_to: datetime | int = None, group: str = '',
-                         retries: int = 3) -> tuple[TradeOrder, ...]:
+    async def get_orders(self) -> tuple[TradeOrder, ...]:
         """Get orders from trading history using the parameters set in the constructor or the method arguments.
 
         Returns:
             list[TradeOrder]: A list of trade orders
         """
-        date_from, date_to, group = date_from or self.date_from, date_to or self.date_to, group or self.group
-        orders = await self.mt5.history_orders_get(date_from=date_from, date_to=date_to, group=group)
+        orders = await self.mt5.history_orders_get(date_from=self.date_from, date_to=self.date_to, group=self.group)
 
         if orders is not None:
             return tuple(TradeOrder(**order._asdict()) for order in orders)
@@ -150,45 +111,15 @@ class History:
         logger.warning(f'Failed to get orders')
         return tuple()
 
-    @backoff_decorator
-    async def get_order_ticket(self, ticket: int | None = None) -> TradeOrder | None:
-        ticket = ticket or self.ticket
-        assert isinstance(ticket, int), 'ticket not provided'
-        orders = await self.mt5.history_orders_get(ticket=ticket)
+    def get_orders_by_ticket(self, ticket: int) -> tuple[TradeOrder, ...]:
+        """filter orders by ticket"""
+        return tuple(sorted((order for order in self.orders if order.ticket == ticket), key=lambda x: x.time_done_msc))
 
-        if orders and (order := orders[0]).ticket == ticket:
-            return TradeOrder(**order._asdict())
 
-        return None
-
-    @backoff_decorator
-    async def get_orders_position(self, position: int = None) -> tuple[TradeOrder, ...]:
-        """
-        Call specifying the position ticket. Return all orders with a position ticket specified in the
-        ORDER_POSITION_ID property
-
-        Args:
-            position: The position ticket
-
-        Returns:
-            tuple[TradeOrder]: A tuple of all orders with the position ticket
-        """
-        position = position or self.position
-        assert isinstance(position, int), 'position not provided'
-        orders = await self.mt5.history_orders_get(position=position)
-        return tuple(sorted([TradeOrder(**order._asdict()) for order in orders or []], key=lambda x: x.time_done_msc))
-
-    @backoff_decorator
-    async def orders_total(self, date_from: int | datetime = None, date_to: int | datetime = None) -> int:
-        """Get total number of orders within the specified period in the constructor.
-
-        Returns:
-            int: Total number of orders
-        """
-        date_from, date_to = date_from or self.date_from, date_to or self.date_to
-        assert date_from is not None and date_to is not None, 'date_from and/or date_to not provided'
-        total_orders = await self.mt5.history_orders_total(date_from, date_to)
-        return total_orders
+    def get_orders_by_position(self, position: int) -> tuple[TradeOrder, ...]:
+        """ filter orders by position"""
+        return tuple(sorted((order for order in self.orders if order.position_id == position),
+                            key=lambda x: x.time_done_msc))
 
     async def track_order(self, *, position: int = None, end_time: datetime = None) -> DataFrame:
         """
@@ -206,8 +137,8 @@ class History:
         Returns:
             DataFrame: A pandas DataFrame of the ticks and profit for the order.
         """
-        orders = await self.get_orders_position(position=position)
-        deals = await self.get_deals_position(position=position)
+        orders = self.get_orders_by_position(position=position)
+        deals = self.get_deals_by_position(position=position)
         open_order = orders[0]
         open_deal = deals[0]
         close_deal = deals[-1]

src/aiomql/order.py

@@ -1,9 +1,10 @@
 from logging import getLogger
 
-from .core.models import TradeRequest, OrderSendResult, OrderCheckResult, TradeOrder
+from .core.models import TradeRequest, TradeOrder
 from .core.constants import TradeAction, OrderTime, OrderFilling
 from .core.exceptions import OrderError
-from .utils import backoff_decorator
+from .utils import backoff_decorator, error_handler
+from MetaTrader5 import OrderCheckResult, OrderSendResult
 
 logger = getLogger(__name__)
 
@@ -24,25 +25,20 @@ class Order(TradeRequest):
             type_time (OrderTime.DAY): Order time
             type_filling (OrderFilling.FOK): Order filling
         """
-        if 'symbol' in kwargs:
-            kwargs['symbol'] = str(kwargs['symbol'])
-        self.action = kwargs.pop('action', TradeAction.DEAL)
-        self.type_time = kwargs.pop('type_time', OrderTime.DAY)
-        self.type_filling = kwargs.pop('type_filling', OrderFilling.FOK)
+        kwargs = {'action': TradeAction.DEAL, OrderTime.DAY: self.type_time, 'type_filling': OrderFilling.FOK, **kwargs}
         super().__init__(**kwargs)
 
     async def orders_total(self):
-        """Get the number of active orders.
+        """Get the number of active pending orders.
 
         Returns:
             (int): total number of active orders
         """
         return await self.mt5.orders_total()
 
-    @backoff_decorator
     async def get_order(self, *, ticket: int) -> TradeOrder | None:
         """
-        Get the order by ticket number.
+        Get a pending order by ticket number.
 
         Args:
             ticket (int): Order ticket number
@@ -50,15 +46,15 @@ class Order(TradeRequest):
         Returns:
         """
         orders = await self.mt5.orders_get(ticket=ticket)
+        order = None
+        for order_ in orders:
+            if order_.ticket == ticket:
+                return TradeOrder(**order_._asdict())
+        return order
 
-        if orders and (order := orders[0]).ticket == ticket:
-            return TradeOrder(**order._asdict())
-
-        return None
-
-    @backoff_decorator
     async def get_orders(self, *, ticket: int = 0, symbol: str = '', group: str = '') -> tuple[TradeOrder, ...]:
-        """Get the list of active orders for the current symbol.
+        """Get the list of active pending orders for the current symbol.
+
         Keyword Args:
             ticket (int): Order ticket number
             symbol (str): Symbol name
@@ -66,15 +62,12 @@ class Order(TradeRequest):
         Returns:
             tuple[TradeOrder]: A Tuple of active trade orders as TradeOrder objects
         """
-        symbol = getattr(self, 'symbol', symbol)
         orders = await self.mt5.orders_get(symbol=symbol, ticket=ticket, group=group)
-
         if orders is not None:
-            orders = (TradeOrder(**order._asdict()) for order in orders)
-            return tuple(orders)
-
+            return tuple(TradeOrder(**order._asdict()) for order in orders)
         return tuple()
 
+    @backoff_decorator
     async def check(self, **kwargs) -> OrderCheckResult:
         """Check funds sufficiency for performing a required trading operation and the possibility of executing it.
 
@@ -88,8 +81,9 @@ class Order(TradeRequest):
         res = await self.mt5.order_check(req)
         if res is None:
             raise OrderError(f'Order check failed for {self.symbol}')
-        return OrderCheckResult(**res._asdict())
+        return res
 
+    @backoff_decorator
     async def send(self) -> OrderSendResult:
         """Send a request to perform a trading operation from the terminal to the trade server.
 
@@ -102,17 +96,9 @@ class Order(TradeRequest):
         res = await self.mt5.order_send(self.dict)
         if res is None:
             raise OrderError(f'Failed to send order {self.symbol}')
-        res = OrderSendResult(**res._asdict())
-        try:
-            profit = await self.calc_profit()
-            loss = await self.calc_profit(tp=self.sl)
-            res.loss = loss
-            res.profit = profit
-        except Exception as _:
-            pass
         return res
 
-    async def calc_margin(self) -> float:
+    async def calc_margin(self) -> float | None:
         """Return the required margin in the account currency to perform a specified trading operation.
 
         Returns:
@@ -122,21 +108,16 @@ class Order(TradeRequest):
             OrderError: If not successful
         """
         res = await self.mt5.order_calc_margin(self.type, self.symbol, self.volume, self.price)
-        if res is None:
-            raise OrderError(f'Failed to calculate margin for {self.symbol}')
         return res
 
-    async def calc_profit(self, **kwargs) -> float | None:
+    @error_handler(response=0)
+    async def calc_profit(self) -> float:
         """Return profit in the account currency for a specified trading operation.
 
         Returns:
             float: Returns float value if successful
             None: If not successful
         """
-        include = {'tp', 'price', 'symbol', 'volume', 'type'}
-        args = self.get_dict(include=include)
-        args |= kwargs
-        if len(include.intersection(args.keys())) < len(include):
-            return None
-        res = await self.mt5.order_calc_profit(args['type'], args['symbol'], args['volume'], args['price'], args['tp'])
+        action, symbol, volume, price_open, price_close = self.type, self.symbol, self.volume, self.price, self.tp
+        res = await self.mt5.order_calc_profit(action, symbol, volume, price_open, price_close)
         return res

src/aiomql/positions.py

@@ -3,12 +3,10 @@ import asyncio
 from logging import getLogger
 
 from .core.meta_trader import MetaTrader
-from .core.models import TradePosition, TradeAction
-from .core.constants import  OrderType
+from .core.models import TradePosition, OrderSendResult
+from .core.constants import  OrderType, TradeAction
 from .core.config import Config
-
-# from .contrib.backtester.meta_tester import MetaTester
-
+from .contrib.backtester.meta_tester import MetaTester
 from .order import Order
 from .utils import backoff_decorator
 
@@ -19,60 +17,32 @@ class Positions:
     """Get Open Positions.
 
     Attributes:
-        symbol (str): Financial instrument name.
-        group (str): The filter for arranging a group of necessary symbols. Optional named parameter.
-            If the group is specified, the function returns only positions meeting a specified criteria for a symbol.
-        ticket (int): Position ticket.
         mt5 (MetaTrader): MetaTrader instance.
     """
-    mt5: MetaTrader #| MetaTester
+    mt5: MetaTrader | MetaTester
+    positions: tuple[TradePosition, ...]
 
-    def __init__(self, *, symbol: str = "", group: str = "", ticket: int = 0):
-        """Get Open Positions.
-
-        Keyword Args:
-            symbol (str): Financial instrument name.
-            group (str): The filter for arranging a group of necessary symbols. Optional named parameter. If the group
-                is specified, the function returns only positions meeting a specified criteria for a symbol name.
-            ticket (int): Position ticket
-
-        """
+    def __init__(self):
+        """Get Open Positions"""
         self.config = Config()
-        self.mt5 = MetaTrader() # if self.config.mode == 'live' else MetaTester()
-        self.symbol = symbol
-        self.group = group
-        self.ticket = ticket
-
-    async def positions_total(self) -> int:
-        """Get the number of open positions.
-        
-        Returns:
-            int: Return total number of open positions
-        """
-        return await self.mt5.positions_total()
+        self.mt5 = MetaTrader() if self.config.mode == 'live' else MetaTester()
+        self.positions = ()
 
     @backoff_decorator
-    async def positions_get(self, symbol: str = '', group: str = '', ticket: int = 0) -> list[TradePosition]:
+    async def get_positions(self) -> tuple[TradePosition, ...]:
         """Get open positions with the ability to filter by symbol or ticket.
 
-        Keyword Args:
-            symbol (str): Financial instrument name.
-            group (str): The filter for arranging a group of necessary symbols. Optional named parameter. If the group
-                is specified, the function returns only positions meeting a specified criteria for a symbol name.
-            ticket (int): Position ticket
-        
         Returns:
-            list[TradePosition]: A list of open trade positions
+            tuple[TradePosition, ...]: A tuple of open trade positions
         """
-        positions = await self.mt5.positions_get(group=group or self.group, symbol=symbol or self.symbol,
-                                                 ticket=ticket or self.ticket)
+        positions = await self.mt5.positions_get()
         if positions is not None:
-            return [TradePosition(**pos._asdict()) for pos in positions]
+            self.positions = tuple(TradePosition(**pos._asdict()) for pos in positions)
+            return self.positions
+        logger.warning('Failed to get open positions for')
+        return ()
 
-        logger.warning(f'Failed to get positions for {symbol or self.symbol}')
-        return []
-
-    async def position_get(self, *, ticket: int) -> TradePosition | None:
+    async def get_position_by_ticket(self, *, ticket: int) -> TradePosition | None:
         """Get an open position by ticket.
         Args:
             ticket (int): Position ticket.
@@ -80,16 +50,27 @@ class Positions:
         Returns:
             TradePosition: Return an open position
         """
-        positions = await self.positions_get(ticket=ticket)
+        positions = await self.mt5.positions_get(ticket=ticket)
         position = positions[0] if positions else None
-
         if position is None or position.ticket != ticket:
             return None
+        return TradePosition(**position._asdict())
 
-        return position
+    async def get_position_by_symbol(self, *, symbol: str) -> tuple[TradePosition, ...]:
+        """Get open positions by symbol.
+        Args:
+            symbol (str): Financial instrument name.
 
-    async def close(self, *, ticket: int, symbol: str, price: float, volume: float, order_type: OrderType):
+        Returns:
+            tuple[TradePosition, ...]: A tuple of open trade positions
+        """
+        positions = await self.mt5.positions_get(symbol=symbol)
+        return tuple(TradePosition(**pos._asdict()) for pos in (positions or ()))
+
+    @staticmethod
+    async def close(ticket: int, symbol: str, price: float, volume: float, order_type: OrderType) -> OrderSendResult:
         """Close an open position for the trading account using the ticket and other parameters.
+
         Args:
             ticket (int): Position ticket.
             symbol (str): Financial instrument name.
@@ -101,31 +82,27 @@ class Positions:
                       type=order_type.opposite)
         return await order.send()
 
-    async def close_by(self, pos: TradePosition):
+    @staticmethod
+    async def close_by(pos: TradePosition) -> OrderSendResult:
         """Close an open position for the trading account."""
         order = Order(position=pos.ticket, symbol=pos.symbol, volume=pos.volume, type=pos.type.opposite,
                       price=pos.price_current, action=TradeAction.DEAL)
         return await order.send()
 
-    async def close_position(self, *, position: TradePosition):
+    @staticmethod
+    async def close_position(position: TradePosition):
         """Close an open position for the trading account. Using a position object."""
         order = Order(position=position.ticket, symbol=position.symbol, volume=position.volume,
                       type=position.type.opposite, price=position.price_current, action=TradeAction.DEAL)
         return await order.send()
 
-    async def close_all(self, symbol: str = '', group: str = '') -> int:
+    async def close_all(self) -> int:
         """Close all open positions for the trading account. Specify a symbol or group to filter positions.
 
-        Keyword Args:
-            symbol (str): Financial instrument name.
-            group (str): The filter for specifying a group of symbols.
-
         Returns:
             int: Return number of positions closed.
         """
-        symbol = symbol or self.symbol
-        group = group or self.group
-        positions = [pos for pos in await self.positions_get(symbol=symbol, group=group)]
-        orders = [self.close_position(position=pos) for pos in positions]
-        results = await asyncio.gather(*[order for order in orders], return_exceptions=True)
-        return len([res for res in results if (res and res.retcode) == 10009])
+        positions = self.positions or await self.get_positions()
+        results = await asyncio.gather(*(self.close_position(position) for position in positions),
+                                       return_exceptions=True)
+        return len([res for res in results if (isinstance(res, OrderSendResult) and res.retcode == 10009)])

src/aiomql/ram.py

@@ -7,13 +7,10 @@ class RAM:
     account: Account
     risk_to_reward: float
     risk: float
-    points: float
-    pips: float
     min_amount: float = 0
     max_amount: float = 0
-    risk_level: float = 50
     loss_limit: int = 3
-    open_limit: int = 6
+    open_limit: int = 5
 
     def __init__(self, *, risk_to_reward: float = 1, risk: float = 0.01, **kwargs):
         """Initialize Risk Assessment and Management with the provided keyword arguments.
@@ -29,7 +26,7 @@ class RAM:
         [setattr(self, key, value) for key, value in kwargs.items()]
 
     async def get_amount(self) -> float:
-        """Calculate the amount to risk per trade as a percentage of equity.
+        """Calculate the amount to risk per trade as a percentage of margin_free.
 
         Returns:
             float: Amount to risk per trade
@@ -40,27 +37,21 @@ class RAM:
             return max(self.min_amount, min(self.max_amount, amount))
         return amount
 
-    async def check_losing_positions(self, *, symbol: str = '') -> bool:
-        """Check if the number of losing positions is greater than or equal the loss limit.
+    async def check_losing_positions(self) -> bool:
+        """Check if the number of losing positions is greater than or equal the loss limit
 
-        Args:
-            symbol (str): Symbol to check. Defaults to ''.
+        Returns:
+            bool: True if the number of losing positions is less than the loss limit
         """
-        positions = await Positions().positions_get(symbol=symbol)
-        loosing = [trade for trade in positions if trade.profit <= 0]
-        return len(loosing) >= self.loss_limit
+        positions = await Positions().get_positions()
+        loosing = [position for position in positions if position.profit < 0]
+        return len(loosing) < self.loss_limit
 
-    async def check_open_positions(self, *, symbol: str = '') -> bool:
+    async def check_open_positions(self) -> bool:
         """Check if the number of open positions is greater than or equal the loss limit.
 
-        Args:
-            symbol (str): Symbol to check. Defaults to ''.
+        Returns:
+            bool: True if the number of open positions is less than the open limit
         """
-        positions = await Positions().positions_get(symbol=symbol)
-        return len(positions) >= self.open_limit
-
-    async def check_risk_level(self) -> bool:
-        """Check the risk level."""
-        await self.account.refresh()
-        risk_level = (1 - (self.account.margin_free / self.account.equity)) * 100
-        return risk_level >= self.risk_level
+        positions = await Positions().get_positions()
+        return len(positions) < self.open_limit

src/aiomql/result.py

@@ -4,6 +4,8 @@ from logging import getLogger
 from typing import Iterable, Literal
 from asyncio import Lock
 
+from _typeshed import SupportsWrite, SupportsRead
+
 from .core.config import Config
 from .core.models import OrderSendResult
 
@@ -57,16 +59,18 @@ class Result:
             data = self.get_data()
             file = self.config.records_dir / f"{self.name}.csv"
             file.touch(exist_ok=True) if not file.exists() else ...
-            reader: Iterable[dict] = csv.DictReader(file.open('r', newline=''))
+            read_file = file.open('r', newline='')
+            reader: Iterable[dict] = csv.DictReader(read_file)
+            read_file.close()
             rows: list[dict] = []
             headers = set()
             [(rows.append(row), headers.update(row.keys())) for row in reader]
             rows.append(data)
             headers.update(data.keys())
-            writer = csv.DictWriter(file.open('w', newline=''), fieldnames=headers, restval=None,
-                                    extrasaction='ignore')
-            writer.writeheader()
-            writer.writerows(rows)
+            with file.open('w', newline='') as write_file: # type: SupportsWrite[str]
+                writer = csv.DictWriter(write_file, fieldnames=headers, restval=None, extrasaction='ignore')
+                writer.writeheader()
+                writer.writerows(rows)
         except Exception as err:
             logger.error(f'Unable to save to csv: {err}')
 
@@ -89,14 +93,14 @@ class Result:
         try:
             file = self.config.records_dir / f"{self.name}.json"
             data = self.get_data()
-            exists = file.touch(exist_ok=True) if not file.exists() else True
-            if not exists:
-                json.dump([], file.open('w'))
-            with file.open('r') as fh:
+            file.touch(exist_ok=True) if not file.exists() else ...
+            with file.open('r') as fh: # type: SupportsRead[str]
                 rows = json.load(fh)
-            rows.append(data)
-            with file.open('w') as fh:
+                rows.append(data)
+
+            with file.open('w') as fh: # type: SupportsWrite[str]
                 json.dump(rows, fh, indent=2, skipkeys=True, default=self.serialize)
+
         except Exception as err:
             logger.error(f"Unable to save as json file: {err}")
 

src/aiomql/sessions.py

@@ -1,12 +1,15 @@
 import asyncio
 from datetime import time, timedelta, datetime
-from asyncio import sleep, iscoroutinefunction
-from typing import Literal, Callable
+from typing import Literal, Callable, Iterable
 from logging import getLogger
 
+import pytz
+
+from . import TradePosition
+from .core.models import OrderSendResult
 from .positions import Positions
 from .core.config import Config
-# from.contrib.backtester.event_manager import EventManager
+from.contrib.backtester.event_manager import EventManager
 
 logger = getLogger(__name__)
 
@@ -20,13 +23,14 @@ def delta(obj: time) -> timedelta:
     return timedelta(hours=obj.hour, minutes=obj.minute, seconds=obj.second, microseconds=obj.microsecond)
 
 
-# async def backtest_sleep(secs):
-#     """A custom function to call when the session starts."""
-#     # em = EventManager()
-#
-#     async with em.condition:
-#         while em.config.test_data.cursor.time < (em.config.test_data.cursor.time + secs):
-#             await em.condition.wait()
+async def backtest_sleep(secs):
+    """A custom function to call when the session starts."""
+    em = EventManager()
+    config = Config()
+    sleep = config.backtest_engine.cursor.time + secs
+    async with em.condition:
+        while sleep > config.backtest_engine.cursor.time:
+            await em.wait()
 
 
 class Session:
@@ -39,7 +43,7 @@ class Session:
         on_end (str): The action to take when the session ends. Default is None.
         custom_start (Callable): A custom function to call when the session starts. Default is None.
         custom_end (Callable): A custom function to call when the session ends. Default is None.
-        name (str): A name for the session. Default is a combination of start and en
+        name (str): A name for the session. Default is a combination of start and end.
     """
     def __init__(self, *, start: int | time, end: int | time,
                  on_start: Literal['close_all', 'close_win', 'close_loss', 'custom_start'] = None,
@@ -58,76 +62,103 @@ class Session:
             custom_end (Callable): A custom function to call when the session ends. Default is None.
             name (str): A name for the session. Default is a combination of start and end.
         """
-        self.start = start if isinstance(start, time) else time(hour=start)
-        self.end = end if isinstance(end, time) else time(hour=end)
+        self.start = start if isinstance(start, time) else time(hour=start, tzinfo=pytz.UTC)
+        self.end = end if isinstance(end, time) else time(hour=end, tzinfo=pytz.UTC)
         self.on_start = on_start
         self.on_end = on_end
         self.custom_start = custom_start
         self.custom_end = custom_end
-        self.name = name or f'{self.start} - {self.end}'
+        self.name = name or f'{self.start}<-->{self.end}'
+        self.positions_manager = Positions()
+        self.config = Config()
 
     def __contains__(self, item: time):
         if self.start > self.end:
-            m1 = time(hour=23, minute=59, second=59, microsecond=9999)
-            m2 = time(hour=0)
-            return self.start <= item <= m1 or m2 <= item < self.end
-        return self.start <= item < self.end
+            end = timedelta(days=1, hours=self.start.hour, minutes=self.start.minute, seconds=self.start.second,
+                            microseconds=self.start.microsecond)
+            start = delta(self.start)
+            if item < self.start and item < self.end:
+                item = timedelta(days=1, hours=item.hour, minutes=item.minute, seconds=item.second,
+                                 microseconds=item.microsecond)
+            else:
+                item = delta(item)
+        else:
+            start = delta(self.start)
+            end = delta(self.end)
+        return start <= item < end
 
     def __str__(self):
-        return f'{self.start}-->{self.name}-->{self.end}' if self.name else f'{self.start}-->{self.end}'
+        return f'{self.start}<-->{self.end}'
 
     def __repr__(self):
-        return f'{self.start}-->{self.end}'
+        return f'{self.start}<-->{self.end}'
 
     def __len__(self):
         return (delta(self.start) - delta(self.end)).seconds
-
+    
+    def in_session(self) -> bool:
+        """Check if the current time is within the session."""
+        now = datetime.now(tz=pytz.UTC).time() if self.config.mode == 'live'\
+            else datetime.fromtimestamp(self.config.backtest_engine.cursor.time, tz=pytz.UTC).time()
+        return now in self
+    
     async def begin(self):
         """Call the action specified in on_start or custom_start."""
-        await self.action(self.on_start)
+        await self.action(action=self.on_start)
 
     async def close(self):
         """Call the action specified in on_end or custom_end."""
-        await self.action(self.on_end)
+        await self.action(action=self.on_end)
 
-    async def action(self, action):
+    async def close_positions(self, *, positions: tuple[TradePosition, ...]):
+
+        results = asyncio.gather(*(self.positions_manager.close_position(pos) for pos in positions),
+                                 return_exceptions=True)
+        closed = pending = 0
+        for result in results:
+            if isinstance(result, OrderSendResult) and result.retcode == 10009:
+                closed += 1
+                continue
+            pending += 1
+        logger.info(f'Closed {closed} positions')
+        logger.warning(f"{pending} positions still pending") if pending else ...
+
+    async def close_all(self):
+        open_positions = await self.positions_manager.get_positions()
+        await self.close_positions(positions=open_positions)
+
+    async def close_win(self):
+        open_positions = await self.positions_manager.get_positions()
+        positions = tuple(position for position in open_positions if position.profit >= 0)
+        await self.close_positions(positions=positions)
+
+    async def close_loss(self):
+        open_positions = await self.positions_manager.get_positions()
+        positions = tuple(position for position in open_positions if position.profit < 0)
+        await self.close_positions(positions=positions)
+
+    async def action(self, *, action):
         """Used by begin and close to call the action specified.
 
         Args:
             action (Literal['close_all', 'close_win', 'close_loss', 'custom_start', 'custom_end']): The action to take.
         """
         try:
-            position = Positions()
-            positions = await position.positions_get()
-
             match action:
                 case 'close_all':
-                    await asyncio.gather(*(position.close(price=pos.price_current, ticket=pos.ticket,
-                                                          order_type=pos.type, volume=pos.volume,
-                                                          symbol=pos.symbol) for pos in positions),
-                                         return_exceptions=True)
+                    await self.close_all()
 
                 case 'close_win':
-                    await asyncio.gather(
-                        *(position.close(price=pos.price_current, ticket=pos.ticket, order_type=pos.type,
-                                         volume=pos.volume, symbol=pos.symbol) for pos in positions if pos.profit > 0),
-                        return_exceptions=True)
+                    await self.close_win()
 
                 case 'close_loss':
-                    await asyncio.gather(
-                        *(position.close(price=pos.price_current, ticket=pos.ticket, order_type=pos.type,
-                                         volume=pos.volume, symbol=pos.symbol) for pos in positions if
-                          pos.profit < 0), return_exceptions=True)
+                    await self.close_loss()
 
                 case 'custom_end':
-                    if iscoroutinefunction(self.custom_end):
-                        await self.custom_end()
-                    self.custom_end()
+                    await self.custom_end()
 
                 case 'custom_start':
-                    if iscoroutinefunction(self.custom_start):
-                        await self.custom_start()
-                    self.custom_start()
+                    await self.custom_start()
 
                 case _:
                     pass
@@ -136,7 +167,12 @@ class Session:
 
     def until(self):
         """Get the seconds until the session starts from the current time in seconds."""
-        return (delta(self.start) - delta(datetime.utcnow().time())).seconds
+        if self.config.mode == 'backtest':
+            now = datetime.fromtimestamp(self.config.backtest_engine.cursor.time, tz=pytz.UTC).time()
+            secs = delta(self.start) - delta(now)
+        else:
+            secs = (delta(self.start) - delta(datetime.now(tz=pytz.UTC).time())).seconds
+        return secs
 
 
 class Sessions:
@@ -152,10 +188,13 @@ class Sessions:
         find_next: Find the next session that contains a datetime.time object.
         check: Check if the current session has started and if not, wait until it starts.
     """
-    def __init__(self, *sessions: Session):
+    sessions: list[Session]
+
+    def __init__(self, *, sessions: Iterable[Session]):
         self.sessions = list(sessions)
-        self.sessions.sort(key=lambda x: (x.start, x.end))
+        self.sessions.sort(key=lambda x: (x.start.hour, x.end.hour))
         self.current_session = None
+        self.config = Config()
 
     def find(self, obj: time) -> Session | None:
         """Find a session that contains a datetime.time object.
@@ -181,7 +220,7 @@ class Sessions:
             Session: A Session object.
         """
         for session in self.sessions:
-            if obj < session.start:
+            if delta(obj) < delta(session.start):
                 return session
         return self.sessions[0]
 
@@ -197,23 +236,33 @@ class Sessions:
 
     async def check(self):
         """Check if the current session has started and if not, wait until it starts."""
-        now = datetime.utcnow().time()
-        current_session = self.find(now)
-        if current_session:
-            if self.current_session:
-                if self.current_session == current_session:
-                    return
-                await self.current_session.close()
+        if self.current_session is not None and self.current_session.in_session():
+            return
+        
+        if self.config.mode == 'backtest':
+            now = datetime.fromtimestamp(self.config.backtest_engine.cursor.time, tz=pytz.UTC).time()
+        else:
+            now = datetime.now().time()
 
-            self.current_session = current_session
+        next_session = self.find(now)
+
+        if next_session and self.current_session is None:
+            self.current_session = next_session
             await self.current_session.begin()
             return
 
-        await self.current_session.close() if self.current_session else ...
-        current_session = self.find_next(now)
-        secs = current_session.until() + 10
-        logger.info(f'sleeping for {secs} seconds until next {current_session} session')
-        sleep_func = sleep # if Config().mode == 'live' else backtest_sleep
+        if next_session and self.current_session is not None:
+            await self.current_session.close()
+            self.current_session = next_session
+            await self.current_session.begin()
+
+        if next_session is None and self.current_session is not None:
+            await self.current_session.close()
+
+        next_session = self.find_next(now)
+        secs = next_session.until() + 10
+        logger.info(f'sleeping for {secs} seconds until next {next_session} session')
+        sleep_func = asyncio.sleep if self.config.mode == 'live' else backtest_sleep
         await sleep_func(secs)
-        self.current_session = current_session
+        self.current_session = next_session
         await self.current_session.begin()

src/aiomql/strategy.py

@@ -46,7 +46,7 @@ class Strategy(ABC):
         self.name = name or self.__class__.__name__
         self.parameters["symbol"] = symbol.name
         self.parameters["name"] = self.name
-        self.sessions = sessions or Sessions(Session(start=0, end=dtime(hour=23, minute=59, second=59)))
+        self.sessions = sessions or Sessions(sessions=[Session(start=0, end=dtime(hour=23, minute=59, second=59))])
         self.config = Config()
         self.mt5 = MetaTrader() if self.config.mode == 'live' else MetaTester()
 

src/aiomql/symbol.py

@@ -107,16 +107,14 @@ class Symbol(SymbolInfo):
              bool: Returns True if symbol info was successful initialized
         """
         try:
-            if await self.symbol_select():
-                await self.book_add()
-                await self.info()
-                await self.info_tick()
+            res = await asyncio.gather(self.symbol_select(), self.info(), self.info_tick(), self.book_add(),
+                                       return_exceptions=True)
+            if all(res):
                 return True
-            logger.warning(f'Unable to initialized symbol {self}')
+            logger.warning(f'Unable to initialized {self}')
             return False
         except Exception as err:
-            self.select = False
-            logger.warning(err)
+            logger.warning(f'{err}: Unable to initialized {self}')
             return False
 
     async def book_add(self) -> bool:

tests/__init__.py

@@ -1,5 +1,5 @@
 import pytest
-from aiomql import MetaTester, TestData, MetaTrader, Config
+from aiomql import Config
 import MetaTrader5
 
 
@@ -10,5 +10,5 @@ def config():
 
 
 @pytest.fixture(scope='session', autouse=True)
-def metatrader5(config):
-    return MetaTrader5
+def metatrader5():
+    return MetaTrader5

tests/test.json

@@ -0,0 +1,10 @@
+{
+    "login": 31288540,
+    "password": "nwa0#anaEze",
+    "server": "Deriv-Demo",
+    "demo": 5463204,
+    "fin": 24251812,
+    "deriv-demo": 5463204,
+    "deriv-real": 31288540,
+    "mode": "backtest"
+}

tests/test_meta_trader.py

@@ -9,16 +9,17 @@ from . import metatrader5
 
 
 class TestMetaTrader:
+
     @classmethod
-    def setup_class(self):
+    def setup_class(cls, metatrader5):
         tz = pytz.timezone('Etc/UTC')
-        self.mt = MetaTrader()
-        self.mt5 = metatrader5
-        self.symbol = "Volatility 100 Index"
+        cls.mt = MetaTrader()
+        cls.mt5 = metatrader5
+        cls.symbol = "Volatility 100 Index"
         now = datetime.now(tz=tz)
-        self.start = now - timedelta(hours=24)
-        self.end = now + timedelta(hours=2)
-        self.tf = self.mt.TIMEFRAME_H1
+        cls.start = now - timedelta(hours=24)
+        cls.end = now + timedelta(hours=2)
+        cls.tf = cls.mt.TIMEFRAME_H1
 
     @pytest.mark.asyncio
     async def test_initialize(self):