Futures Trading Calculators

calc

#!/bin/env python

import math

round_fn = math.floor
#round_fn = math.ceil


def calculate():
    try:
        balance = float(input('Balance (default: 10_000_000)   : ') or 10_000_000)
        risk    = float(input('Risk per Trade (%) (default: 1) : ') or 1.0)
        sl      = float(input('Stop Loss (%) (default: 1)      : ') or 1.0)
        tp      = float(input('Take Profit (%) (default: 2)    : ') or 2.0)
    except ValueError:
        print('Error: Invalid input')
        return

    if balance <= 0 or risk <= 0 or sl <= 0 or tp <= 0:
        print('Error: All values must be greater than 0')
        return

    risk_amount = balance * (risk / 100)
    position_size = risk_amount / (sl / 100)
    leverage = position_size / balance

    # Round leverage sensibly
    leverage_rounded = max(round_fn(leverage), 1);

    # Recalculate with chosen leverage
    actual_position = balance * leverage_rounded
    actual_loss = actual_position * (sl / 100)
    actual_profit = actual_position * (tp / 100)

    # Risk : Reward ratio
    rr_ratio = tp / sl

    no_lev = ''
    if leverage_rounded == 1:
        no_lev = '(None)'

    print('\n' + '-'*50)
    print(f'Required Leverage     : {leverage_rounded:>15}x  {no_lev}')
    print(f'Balance (Margin)      : {balance:>15,.2f}')
    print(f'Position Size         : {actual_position:>15,.2f}')
    print(f'Stop Loss             : {sl:>15,.2f}%')
    print(f'Take Profit           : {tp:>15,.2f}%')
    print(f'Risk Amount           : {actual_loss:>15,.2f}   ({(actual_loss/balance*100):>5,.2f}%)')
    print(f'Potential Profit      : {actual_profit:>15,.2f}   ({(actual_profit/balance*100):>5,.2f}%)')
    print(f'Risk:Reward           : {rr_ratio:>15,.2f}')

while True:
    calculate()
    again = input('\n' + '-'*50 + '\nCalculate again? (y/n): ').lower().strip()
    if again == 'n':
        break
    print('-'*50 + '\n')

calc2

#!/bin/env python


def calculate():
    try:
        balance  = float(input('Balance (default: 10_000_000)  : ') or 10_000_000)
        leverage = int(input('Leverage (default: 10)         : ') or 10)
        risk     = float(input('Risk per Trade (%) (default: 1): ') or 1.0)
        sl       = float(input('Stop Loss (%) (default: 1)     : ') or 1.0)
        tp       = float(input('Take Profit (%) (default: 2)   : ') or 2.0)
    except ValueError:
        print('Error: Invalid input')
        return

    if balance <= 0 or leverage <= 0 or risk <= 0 or sl <= 0 or tp <= 0:
        print('Error: All values must be greater than 0')
        return

    # Risk amount in currency
    risk_amount = balance * (risk / 100)

    # Position size required so that a SL% move loses exactly the risk amount
    # Loss = Position Size × (SL / 100)  →  Position Size = Risk Amount / (SL / 100)
    position_size = risk_amount / (sl / 100)

    # Required margin with fixed leverage
    margin = position_size / leverage

    # Potential profit if TP is hit
    potential_profit = position_size * (tp / 100)

    # Risk : Reward ratio
    rr_ratio = tp / sl

    # Profit & Loss in percent of balance
    loss_percent = (margin / balance) * 100
    profit_percent = (potential_profit / balance) * 100

    print('\n' + '-' * 50)
    print(f'Balance         : {balance:>15,.2f}')
    print(f'Leverage        : {leverage:>15}x')
    print(f'Risk per Trade  : {risk:>15.2f}%')
    print(f'Stop Loss       : {sl:>15.2f}%')
    print(f'Take Profit     : {tp:>15.2f}%')
    print('-' * 50)
    print(f'Risk Amount     : {risk_amount:>15,.2f}')
    print(f'Position Size   : {position_size:>15,.2f}')
    print('-' * 50)
    print(f'Required Margin : {margin:>15,.2f}   ({loss_percent:>5,.2f}%)')
    print(f'Potential Profit: {potential_profit:>15,.2f}   ({profit_percent:>5,.2f}%)')
    print(f'Risk:Reward     : {rr_ratio:>15.2f}')
    print('-' * 50)

while True:
    calculate()
    again = input('\n' + '-' * 50 + '\nCalculate again? (y/n): ').lower().strip()
    if again == 'n':
        break
    print('-' * 50 + '\n')