Jamie Cash
72 lines
2.9 KiB
Python
72 lines
2.9 KiB
Python
from datetime import datetime, timedelta
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import logging.config
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import pandas as pd
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import pytz
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import yaml
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from mt5_correlation.mt5_correlation import MT5Correlation
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# Configure logger
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with open(r'.\logging_conf.yaml', 'rt') as file:
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config = yaml.safe_load(file.read())
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logging.config.dictConfig(config)
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log = logging.getLogger()
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# Create mt5 correlation class. This contains required methods for interacting with MT5 and calculating coefficients.
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mtc = MT5Correlation()
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# Gte all visible symbols
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symbols = mtc.get_symbols()
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# set time zone to UTC to avoid local offset issues, and get from and to dates (a week ago to today)
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timezone = pytz.timezone("Etc/UTC")
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utc_to = datetime.now(tz=timezone)
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utc_from = utc_to - timedelta(days=7)
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# Get price data for selected symbols. 1 week of 15 min OHLC data for each symbol. Add to dict.
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price_data = {}
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for symbol in symbols:
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price_data[symbol.name] = mtc.get_prices(symbol=symbol, from_date=utc_from, to_date=utc_to)
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# Loop through all symbol pair combinations and calculate coefficient. Make sure you don't double count pairs
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# eg. (USD/GBP AUD/USD vs AUD/USD USD/GBP). Use grid of all symbols with i and j axis. j starts at i + 1 to
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# avoid duplicating. We will store all coefficients in a dataframe for export as CSV.
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columns = ['Symbol 1', 'Symbol 2', 'Coefficient', 'UTC Date From', 'UTC Date To', 'Interval']
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coefficients = pd.DataFrame(columns=columns)
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index = 0
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# There will be (x^2 - x) / 2 pairs where x is number of symbols
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num_pair_combinations = int((len(symbols) ** 2 - len(symbols)) / 2)
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for i in range(0, len(symbols)):
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symbol1 = symbols[i]
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for j in range(i + 1, len(symbols)):
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symbol2 = symbols[j]
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index += 1
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# Get price data for both symbols
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symbol1_price_data = price_data[symbol1.name]
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symbol2_price_data = price_data[symbol2.name]
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# Get coefficient and store if valid
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coefficient = mtc.calculate_coefficient(symbol1_price_data, symbol2_price_data)
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if coefficient is not None:
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coefficients = coefficients.append({'Symbol 1': symbol1.name, 'Symbol 2': symbol2.name,
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'Coefficient': coefficient, 'UTC Date From': utc_from,
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'UTC Date To': utc_to, 'Interval': 'M15'}, ignore_index=True)
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log.info(f"Pair {index} of {num_pair_combinations}: {symbol1.name}:{symbol2.name} has a coefficient of "
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f"{coefficient}.")
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else:
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log.info(f"Coefficient for pair {index} of {num_pair_combinations}: {symbol1.name}:{symbol2.name} could not "
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f"be calculated.")
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# Sort, highest correlated first
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coefficients = coefficients.sort_values('Coefficient', ascending=False)
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# Save as CSV
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filename = f"out/Coefficients from {utc_from:%Y%m%d %H%M%S} to {utc_to:%Y%m%d %H%M%S} at M15.csv"
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log.info(f"Saving coefficients as '{filename}'.")
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coefficients.to_csv(filename, index=False)
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