import os from dotenv import load_dotenv from solders.pubkey import Pubkey load_dotenv() # System & pump.fun addresses PUMP_PROGRAM = Pubkey.from_string("6EF8rrecthR5Dkzon8Nwu78hRvfCKubJ14M5uBEwF6P") PUMP_GLOBAL = Pubkey.from_string("4wTV1YmiEkRvAtNtsSGPtUrqRYQMe5SKy2uB4Jjaxnjf") PUMP_EVENT_AUTHORITY = Pubkey.from_string( "Ce6TQqeHC9p8KetsN6JsjHK7UTZk7nasjjnr7XxXp9F1" ) PUMP_FEE = Pubkey.from_string("CebN5WGQ4jvEPvsVU4EoHEpgzq1VV7AbicfhtW4xC9iM") PUMP_LIQUIDITY_MIGRATOR = Pubkey.from_string( "39azUYFWPz3VHgKCf3VChUwbpURdCHRxjWVowf5jUJjg" ) SYSTEM_PROGRAM = Pubkey.from_string("11111111111111111111111111111111") SYSTEM_TOKEN_PROGRAM = Pubkey.from_string("TokenkegQfeZyiNwAJbNbGKPFXCWuBvf9Ss623VQ5DA") SYSTEM_ASSOCIATED_TOKEN_ACCOUNT_PROGRAM = Pubkey.from_string( "ATokenGPvbdGVxr1b2hvZbsiqW5xWH25efTNsLJA8knL" ) SYSTEM_RENT = Pubkey.from_string("SysvarRent111111111111111111111111111111111") SOL = Pubkey.from_string("So11111111111111111111111111111111111111112") LAMPORTS_PER_SOL = 1_000_000_000 # Trading parameters BUY_AMOUNT = 0.0001 # Amount of SOL to spend when buying BUY_SLIPPAGE = 0.2 # 20% slippage tolerance for buying SELL_SLIPPAGE = 0.2 # 20% slippage tolerance for selling ENABLE_DYNAMIC_PRIORITY_FEE = ( True # getRecentPriorityFee is used to get current priority fee ) EXTRA_PRIORITY_FEE = 0.1 # 10% increase in dynamic priority fee # Your nodes # You can also get a trader node https://docs.chainstack.com/docs/solana-trader-nodes RPC_ENDPOINT = os.getenv("RPC_ENDPOINT") WSS_ENDPOINT = os.getenv("WSS_ENDPOINT") MAX_RPS = 25 # RPS of your node to avoid 429 errors # Private key PRIVATE_KEY = os.getenv("PRIVATE_KEY")