Update backtest result data frame to conform to table schema

This commit is contained in:
moshferatu 2024-01-15 11:32:00 -08:00
parent 936b32f35f
commit 1b475175c0

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@ -8,7 +8,6 @@ from dotenv import load_dotenv
from dataclasses import dataclass
from datetime import datetime, timedelta
from enum import Enum
from os import getenv
load_dotenv()
@ -40,6 +39,8 @@ class OptionStrat:
@dataclass
class BacktestResult:
date: str
entry_time: str
exit_time: str
trade_entered: bool
trade_pnl: float
profit: float
@ -55,10 +56,13 @@ wins = []
exit_times = []
def plot(backtest_results: pd.DataFrame, title: str):
backtest_results.rename(columns = {'date' : 'Date', 'profit' : 'Profit'}, inplace = True)
backtest_results.drop('Profit', axis = 1, inplace = True)
backtest_results.rename(columns = {'Cumulative Profit' : 'Profit'}, inplace = True)
# Exclude dates on which the market was closed from being plotted in order to prevent gaps on chart.
backtest_date_range = pd.date_range(start="2016-01-01", end="2023-12-31").to_list()
start_date = backtest_results['Date'].min()
end_date = backtest_results['Date'].max()
backtest_date_range = pd.date_range(start = start_date, end = end_date).to_list()
backtest_date_range = set([timestamp.strftime('%Y-%m-%d') for timestamp in backtest_date_range])
backtested_dates = set(backtest_results['Date'].to_list())
excluded_dates = backtest_date_range - backtested_dates
@ -66,9 +70,6 @@ def plot(backtest_results: pd.DataFrame, title: str):
backtest_results['Color'] = np.where(backtest_results['Profit'] >= 0, 'limegreen', 'red')
color_sequence = ['limegreen', 'red'] if backtest_results.iloc[0]['Profit'] >= 0 else ['red', 'limegreen']
print('Backtest Results:')
print(backtest_results)
chart = px.bar(backtest_results, x='Date', y='Profit', title=title, color='Color', color_discrete_sequence=color_sequence, hover_data={'Color': False})
chart.update_layout({
'font_color': '#7a7c7d',
@ -170,10 +171,12 @@ def _backtest_iron_condor(
current_date = call_spread_history.iloc[0].name[:10]
call_spread_entry = call_spread_history.loc[current_date + ' ' + call_spread_strat.trade_entry_time]
entry_time = call_spread_strat.trade_entry_time
call_spread_entry = call_spread_history.loc[current_date + ' ' + entry_time]
original_call_spread_price = ((call_spread_entry['ask_short_strike'] + call_spread_entry['bid_short_strike']) / 2.0) - ((call_spread_entry['ask_long_strike'] + call_spread_entry['bid_long_strike']) / 2.0)
put_spread_entry = put_spread_history.loc[current_date + ' ' + put_spread_strat.trade_entry_time]
put_spread_entry = put_spread_history.loc[current_date + ' ' + entry_time]
original_put_spread_price = ((put_spread_entry['ask_short_strike'] + put_spread_entry['bid_short_strike']) / 2.0) - ((put_spread_entry['ask_long_strike'] + put_spread_entry['bid_long_strike']) / 2.0)
# Calculate entry slippage.
@ -195,13 +198,13 @@ def _backtest_iron_condor(
max_profit = 0.0
max_drawdown = 0.0
exit_time = 160000
exit_time = '16:00:00'
for i in range(len(call_spread_history)):
call_spread = call_spread_history.iloc[i]
put_spread = put_spread_history.iloc[i]
if call_spread.name.endswith(call_spread_strat.trade_entry_time):
if call_spread.name.endswith(entry_time):
trades_entered = True
continue
@ -226,7 +229,8 @@ def _backtest_iron_condor(
# Calculate exit slippage.
premium_received -= 0.10 # TODO: Make this configurable.
call_spread_stopped_out = True
exit_time = int(call_spread.name[-8:].replace(':', ''))
# exit_time = int(call_spread.name[-8:].replace(':', ''))
exit_time = call_spread.name[-8:]
logging.info('Call Spread Stopped Out')
if not put_spread_stopped_out:
@ -234,7 +238,8 @@ def _backtest_iron_condor(
premium_received -= original_put_spread_price * (put_spread_strat.stop_loss_multiple + 1)
premium_received -= 0.10 # TODO: Make this configurable.
put_spread_stopped_out = True
exit_time = int(call_spread.name[-8:].replace(':', ''))
# exit_time = int(call_spread.name[-8:].replace(':', ''))
exit_time = call_spread.name[-8:]
logging.info('Put Spread Stopped Out')
if not (call_spread_stopped_out and put_spread_stopped_out):
@ -291,19 +296,22 @@ def _backtest_iron_condor(
exit_times.append(exit_time)
result = BacktestResult(
date = current_date,
trade_entered = True,
trade_pnl = premium_received,
profit = 0.0,
credit = original_call_spread_price + original_put_spread_price,
mfe = max_profit,
mae = max_drawdown
date=current_date,
entry_time=f'{current_date} {entry_time}',
exit_time=f'{current_date} {exit_time}',
trade_entered=True,
trade_pnl=premium_received,
profit=0.0, # TODO: Calculated elsewhere. Clean this up.
credit=original_call_spread_price + original_put_spread_price,
mfe=max_profit,
mae=max_drawdown
)
logging.info('Premium Received: %f', premium_received)
return result
def backtest_iron_condor(
strategy_name: str,
call_spread_strat: OptionStrat,
put_spread_strat: OptionStrat,
start_date: datetime,
@ -317,7 +325,7 @@ def backtest_iron_condor(
result_dates = []
result_pnl = []
results = []
backtest_results = []
start_year = start_date.year
end_year = end_date.year
@ -343,7 +351,7 @@ def backtest_iron_condor(
backtest_result = _backtest_iron_condor(historical_option_data, call_spread_strat, put_spread_strat)
total_premium_received += backtest_result.trade_pnl
backtest_result.profit = total_premium_received
results.append(backtest_result)
backtest_results.append(backtest_result)
if backtest_result.trade_entered:
total_trades += 1
@ -358,7 +366,17 @@ def backtest_iron_condor(
result_dates.append(current_date)
result_pnl.append(total_premium_received)
backtest_results = pd.DataFrame([result.__dict__ for result in results])
# TODO: Either look up the symbol in the historical option data or have the client provide it.
backtest_results = pd.DataFrame([{
'Date': result.date,
'Symbol': 'SPX',
'Strategy': strategy_name,
'Entry Time': result.entry_time,
'Exit Time': result.exit_time,
'Profit': result.trade_pnl,
'Cumulative Profit': result.profit
} for result in backtest_results])
return backtest_results
def create_strategies(entry_time, number_of_contracts=1):
@ -389,8 +407,15 @@ def create_strategies(entry_time, number_of_contracts=1):
return call_spread_strat, put_spread_strat
if __name__ == '__main__':
start_date = datetime(2023, 1, 1)
start_date = datetime(2024, 1, 12)
end_date = datetime.now()
call_spread_strat, put_spread_strat = create_strategies(entry_time = '10:05:00')
backtest_result = backtest_iron_condor(call_spread_strat, put_spread_strat, start_date, end_date)
backtest_result = backtest_iron_condor(
f'Iron Condor @ {call_spread_strat.trade_entry_time}',
call_spread_strat,
put_spread_strat,
start_date,
end_date
)
print(backtest_result)
plot(backtest_result, title = 'Iron Condor Backtest Results')