def run_bot(args):
# Initialize flags
# risk
r = None
# default_stop
d = None
# min_share_price
n = None
# max_share_price
x = None
# min_last_dv
l = None
# verbose for debugging
verbose = True
# Check to make sure parameters are correct, meets minimum amount
# if(len(sys.argv) < 4):
# raise IOError("trading_bot -flags <base_url> <api_key_id> <api_secret_key> ")
# Checks if there is flags
j = 1
if (len(sys.argv) != 4):
for i in range(1, len(sys.argv)):
chars = split(sys.argv[i])
if chars[0] is '-':
j = i + 2
if chars[1] is 'r':
r = sys.argv[i + 1]
elif chars[1] is 'd':
d = sys.argv[i + 1]
elif chars[1] is 'n':
n = sys.argv[i + 1]
elif chars[1] is 'x':
x = sys.argv[i + 1]
elif chars[1] is 'l':
l = sys.argv[i + 1]
elif chars[1] is 'v':
verbose = True
j = i + 1
# Replace these with your API connection info from preset info
f = open('.alpaca_profile.txt', 'r')
data = json.load(f)
base_url = data['base-url']
api_key_id = data['api-key']
api_secret = data['secret-key']
if verbose:
print('API connection info is set.')
api = tradeapi.REST(base_url=base_url,
key_id=api_key_id,
secret_key=api_secret)
session = requests.session()
# Initialize parameters
min_share_price = 0
max_share_price = 0
min_last_dv = 0
default_stop = 0
risk = 0
# We only consider stocks with per-share prices inside this range
if n is None:
min_share_price = 2.0
if verbose:
print('The minimum share price is set to the default, ',
min_share_price)
else:
min_share_price = float(n)
if verbose:
print('The minimum share price is custom, ', min_share_price)
if x is None:
max_share_price = 13.0
if verbose:
print('The maximum share price is set to the default, ',
max_share_price)
else:
max_share_price = float(x)
if verbose:
print('The maximum share price is custom, ', max_share_price)
# Minimum previous-day dollar volume for a stock we might consider
if l is None:
min_last_dv = 500000
if verbose:
print(
'The minimum previous-day dollar volume for a stock is set to the default, ',
min_last_dv)
else:
min_last_dv = float(l)
if verbose:
print(
'The minimum previous-day dollar volume for a stock is custom, ',
min_last_dv)
# Stop limit to default to
if d is None:
default_stop = .95
if verbose:
print('The stop limit is set to the default, ', default_stop)
else:
default_stop = float(d)
if verbose:
print('The stop limit is set custom, ', default_stop)
# How much of our portfolio to allocate to any one position
if r is None:
risk = 0.01
if verbose:
print(
'The percent of portfolio to allocate to one position is set to the default, ',
risk)
else:
risk = float(r)
if verbose:
print(
'The percent of portfolio to allocate to one position is set custom, ',
risk)
def get_1000m_history_data(symbols):
print('Getting historical data...')
minute_history = {}
c = 0
for symbol in symbols:
minute_history[symbol] = api.polygon.historic_agg(size="minute",
symbol=symbol,
limit=1000).df
c += 1
print('{}/{}'.format(c, len(symbols)))
print('Success.')
return minute_history
def get_tickers():
print('Getting current ticker data...')
tickers = api.polygon.all_tickers()
print('Success.')
assets = api.list_assets()
symbols = [asset.symbol for asset in assets if asset.tradable]
return [
ticker for ticker in tickers
if (ticker.ticker in symbols and ticker.lastTrade['p'] >=
min_share_price and ticker.lastTrade['p'] <= max_share_price
and ticker.prevDay['v'] * ticker.lastTrade['p'] > min_last_dv
and ticker.todaysChangePerc >= 3.5)
]
def find_stop(current_value, minute_history, now):
series = minute_history['low'][-100:] \
.dropna().resample('5min').min()
series = series[now.floor('1D'):]
diff = np.diff(series.values)
low_index = np.where((diff[:-1] <= 0) & (diff[1:] > 0))[0] + 1
if len(low_index) > 0:
return series[low_index[-1]] - 0.01
return current_value * default_stop
def run(tickers, market_open_dt, market_close_dt):
# Establish streaming connection
conn = tradeapi.StreamConn(base_url=base_url,
key_id=api_key_id,
secret_key=api_secret)
# Update initial state with information from tickers
volume_today = {}
prev_closes = {}
for ticker in tickers:
symbol = ticker.ticker
prev_closes[symbol] = ticker.prevDay['c']
volume_today[symbol] = ticker.day['v']
symbols = [ticker.ticker for ticker in tickers]
print('Tracking {} symbols.'.format(len(symbols)))
minute_history = get_1000m_history_data(symbols)
portfolio_value = float(api.get_account().portfolio_value)
open_orders = {}
positions = {}
# Cancel any existing open orders on watched symbols
existing_orders = api.list_orders(limit=500)
for order in existing_orders:
if order.symbol in symbols:
api.cancel_order(order.id)
stop_prices = {}
latest_cost_basis = {}
# Track any positions bought during previous executions
existing_positions = api.list_positions()
for position in existing_positions:
if position.symbol in symbols:
positions[position.symbol] = float(position.qty)
# Recalculate cost basis and stop price
latest_cost_basis[position.symbol] = float(position.cost_basis)
stop_prices[position.symbol] = (float(position.cost_basis) *
default_stop)
# Keep track of what we're buying/selling
target_prices = {}
partial_fills = {}
# Use trade updates to keep track of our portfolio
@conn.on(r'trade_update')
async def handle_trade_update(conn, channel, data):
symbol = data.order['symbol']
last_order = open_orders.get(symbol)
if last_order is not None:
event = data.event
if event == 'partial_fill':
qty = int(data.order['filled_qty'])
if data.order['side'] == 'sell':
qty = qty * -1
positions[symbol] = (positions.get(symbol, 0) -
partial_fills.get(symbol, 0))
partial_fills[symbol] = qty
positions[symbol] += qty
open_orders[symbol] = data.order
elif event == 'fill':
qty = int(data.order['filled_qty'])
if data.order['side'] == 'sell':
qty = qty * -1
positions[symbol] = (positions.get(symbol, 0) -
partial_fills.get(symbol, 0))
partial_fills[symbol] = 0
positions[symbol] += qty
open_orders[symbol] = None
elif event == 'canceled' or event == 'rejected':
partial_fills[symbol] = 0
open_orders[symbol] = Noneta
@conn.on(r'A$')
async def handle_second_bar(conn, channel, data):
symbol = data.symbol
# First, aggregate 1s bars for up-to-date MACD calculations
ts = data.start
ts -= timedelta(seconds=ts.second, microseconds=ts.microsecond)
try:
current = minute_history[data.symbol].loc[ts]
except KeyError:
current = None
new_data = []
if current is None:
new_data = [
data.open, data.high, data.low, data.close, data.volume
]
else:
new_data = [
current.open,
data.high if data.high > current.high else current.high,
data.low if data.low < current.low else current.low,
data.close, current.volume + data.volume
]
minute_history[symbol].loc[ts] = new_data
# Next, check for existing orders for the stock
existing_order = open_orders.get(symbol)
if existing_order is not None:
# Make sure the order's not too old
submission_ts = existing_order.submitted_at.astimezone(
timezone('America/New_York'))
order_lifetime = ts - submission_ts
if order_lifetime.seconds // 60 > 1:
# Cancel it so we can try again for a fill
api.cancel_order(existing_order.id)
return
# Now we check to see if it might be time to buy or sell
since_market_open = ts - market_open_dt
until_market_close = market_close_dt - ts
if (since_market_open.seconds // 60 > 15
and since_market_open.seconds // 60 < 60):
# Check for buy signals
# See if we've already bought in first
position = positions.get(symbol, 0)
if position > 0:
return
# See how high the price went during the first 15 minutes
lbound = market_open_dt
ubound = lbound + timedelta(minutes=15)
high_15m = 0
try:
high_15m = minute_history[symbol][lbound:ubound][
'high'].max()
except Exception as e:
# Because we're aggregating on the fly, sometimes the datetime
# index can get messy until it's healed by the minute bars
return
# Get the change since yesterday's market close
daily_pct_change = ((data.close - prev_closes[symbol]) /
prev_closes[symbol])
if (daily_pct_change > .04 and data.close > high_15m
and volume_today[symbol] > 30000):
# check for a positive, increasing MACD
hist = macd(minute_history[symbol]['close'].dropna(),
n_fast=12,
n_slow=26)
if (hist[-1] < 0 or not (hist[-3] < hist[-2] < hist[-1])):
return
hist = macd(minute_history[symbol]['close'].dropna(),
n_fast=40,
n_slow=60)
if hist[-1] < 0 or np.diff(hist)[-1] < 0:
return
# Stock has passed all checks; figure out how much to buy
stop_price = find_stop(data.close, minute_history[symbol],
ts)
stop_prices[symbol] = stop_price
target_prices[symbol] = data.close + (
(data.close - stop_price) * 3)
shares_to_buy = portfolio_value * risk // (data.close -
stop_price)
if shares_to_buy == 0:
shares_to_buy = 1
shares_to_buy -= positions.get(symbol, 0)
if shares_to_buy <= 0:
return
print('Submitting buy for {} shares of {} at {}'.format(
shares_to_buy, symbol, data.close))
try:
o = api.submit_order(symbol=symbol,
qty=str(shares_to_buy),
side='buy',
type='limit',
time_in_force='day',
limit_price=str(data.close))
open_orders[symbol] = o
latest_cost_basis[symbol] = data.close
except Exception as e:
print(e)
return
if (since_market_open.seconds // 60 >= 24
and until_market_close.seconds // 60 > 15):
# Check for liquidation signals
# We can't liquidate if there's no position
position = positions.get(symbol, 0)
if position == 0:
return
# Sell for a loss if it's fallen below our stop price
# Sell for a loss if it's below our cost basis and MACD < 0
# Sell for a profit if it's above our target price
hist = macd(minute_history[symbol]['close'].dropna(),
n_fast=13,
n_slow=21)
if (data.close <= stop_prices[symbol] or
(data.close >= target_prices[symbol] and hist[-1] <= 0)
or (data.close <= latest_cost_basis[symbol]
and hist[-1] <= 0)):
print('Submitting sell for {} shares of {} at {}'.format(
position, symbol, data.close))
try:
o = api.submit_order(symbol=symbol,
qty=str(position),
side='sell',
type='limit',
time_in_force='day',
limit_price=str(data.close))
open_orders[symbol] = o
latest_cost_basis[symbol] = data.close
except Exception as e:
print(e)
return
elif (until_market_close.seconds // 60 <= 15):
# Liquidate remaining positions on watched symbols at market
try:
position = api.get_position(symbol)
except Exception as e:
# Exception here indicates that we have no position
return
print('Trading over, liquidating remaining position in {}'.
format(symbol))
api.submit_order(symbol=symbol,
qty=position.qty,
side='sell',
type='market',
time_in_force='day')
symbols.remove(symbol)
if len(symbols) <= 0:
conn.close()
conn.deregister(
['A.{}'.format(symbol), 'AM.{}'.format(symbol)])
# Replace aggregated 1s bars with incoming 1m bars
@conn.on(r'AM$')
async def handle_minute_bar(conn, channel, data):
ts = data.start
ts -= timedelta(microseconds=ts.microsecond)
minute_history[data.symbol].loc[ts] = [
data.open, data.high, data.low, data.close, data.volume
]
volume_today[data.symbol] += data.volume
channels = ['trade_updates']
for symbol in symbols:
symbol_channels = ['A.{}'.format(symbol), 'AM.{}'.format(symbol)]
channels += symbol_channels
print('Watching {} symbols.'.format(len(symbols)))
run_ws(conn, channels)
# Handle failed websocket connections by reconnecting
def run_ws(conn, channels):
try:
conn.run(channels)
except Exception as e:
print(e)
conn.close()
run_ws(conn, channels)
if __name__ == "__main__":
# Get when the market opens or opened today
nyc = timezone('America/New_York')
today = datetime.today().astimezone(nyc)
today_str = datetime.today().astimezone(nyc).strftime('%Y-%m-%d')
calendar = api.get_calendar(start=today_str, end=today_str)[0]
market_open = today.replace(hour=calendar.open.hour,
minute=calendar.open.minute,
second=0)
market_open = market_open.astimezone(nyc)
market_close = today.replace(hour=calendar.close.hour,
minute=calendar.close.minute,
second=0)
market_close = market_close.astimezone(nyc)
# Wait until just before we might want to trade
current_dt = datetime.today().astimezone(nyc)
since_market_open = current_dt - market_open
while since_market_open.seconds // 60 <= 14:
time.sleep(1)
since_market_open = current_dt - market_open
run(get_tickers(), market_open, market_close)
import sys
sys.path.append("/Users/kylespringfield/Dev/MoneyTree/")
import config
import alpaca_trade_api as tradeapi
api = tradeapi.REST(config.PAPER_API_KEY,
config.PAPER_SECRET_KEY,
base_url=config.PAPER_API_URL)
response = api.close_all_positions()
print(response)
from config import *
import datetime
if input('Override Market Wait?') == 'n':
print("Waiting for market open...")
while True:
now = datetime.datetime.now()
current_time = int(now.strftime("%H%M"))
print(current_time)
if current_time >= 630 and current_time <= 800:
print('Start time: {}'.format(current_time))
break
time.sleep(60)
print("Market has opened. Beginning program...")
api = tradeapi.REST(API_KEY, API_SECRET, API_BASE_URL)
print("---")
print("Cleaning portfolio...")
api.close_all_positions()
time.sleep(5)
account = api.get_account()
buying_power = int(float(
account.buying_power)) #set to 1000 during actual trading
portfolio = api.list_positions()
orders = api.list_orders(status='open')
print(portfolio)
config = ConvertJson(
"/Users/oceanhawk/Documents/Python/Stock-Trading-Bots/Version-1/json/Var.json"
import pandas as pd
import alpaca_trade_api as tradeapi
from dotenv import load_dotenv
import os
from pandas import DataFrame
## Get Market Data for S&P500
#engage API keys by activating .env file for Alpaca Api
load_dotenv()
alpaca_api_key = os.getenv("ALPACA_API_KEY")
alpaca_secret_key = os.getenv("ALPACA_SECRET_KEY")
alpaca_base_url = os.getenv("APCA_API_BASE_URL")
api = tradeapi.REST(alpaca_api_key,
alpaca_secret_key,
alpaca_base_url,
api_version='v2')
#function to read the api data for stock ticker
#returns dataframe of closing price and daily returns for a given ticker symbol
def get_ticker_data(api, ticker):
#load in historical data for provided ticker
stock_data_df = api.alpha_vantage.historic_quotes(ticker,
adjusted=True,
output_format='pandas',
outputsize='compact')
#Clean Data
#Sort earliest to latest. so that .pct_change() function works right.
stock_data_df.sort_index(inplace=True, ascending=True)
####################################
# Name: Jeremy Marks #
# Purpose: trades stocks real time #
####################################
import ta
import alpaca_trade_api as tradeapi
from text import send_text
from datetime import date
#authentication variables
api_key = 'MY_API_KEY_FOR_ALPACA'
api_secret = 'MY_API_SECRET_KEY_FOR_ALPAC'
base_url = 'https://paper-api.alpaca.markets'
#connects to api
api = tradeapi.REST(api_key, api_secret, base_url, api_version='v2')
#buys stock through api
def orderMarket(stock, shares=5):
api.submit_order(
symbol=stock,
qty=shares,
side='buy',
type='market',
time_in_force='gtc'
)
#sells stock through api
def sellMarket(stock, shares = 5):
api.submit_order(
symbol=stock,
def __init__(self,
ticker_list,
time_interval,
drl_lib,
agent,
cwd,
net_dim,
state_dim,
action_dim,
API_KEY,
API_SECRET,
APCA_API_BASE_URL,
tech_indicator_list,
turbulence_thresh=30,
max_stock=1e2,
latency=None):
#load agent
self.drl_lib = drl_lib
if agent == 'ppo':
if drl_lib == 'elegantrl':
from elegantrl.agent import AgentPPO
from elegantrl.run import Arguments, init_agent
#load agent
config = {
'state_dim': state_dim,
'action_dim': action_dim,
}
args = Arguments(agent=AgentPPO, env=StockEnvEmpty(config))
args.cwd = cwd
args.net_dim = net_dim
# load agent
try:
agent = init_agent(args, gpu_id=0)
self.act = agent.act
self.device = agent.device
except BaseException:
raise ValueError("Fail to load agent!")
elif drl_lib == 'rllib':
from ray.rllib.agents import ppo
from ray.rllib.agents.ppo.ppo import PPOTrainer
config = ppo.DEFAULT_CONFIG.copy()
config['env'] = StockEnvEmpty
config["log_level"] = "WARN"
config['env_config'] = {
'state_dim': state_dim,
'action_dim': action_dim,
}
trainer = PPOTrainer(env=StockEnvEmpty, config=config)
trainer.restore(cwd)
try:
trainer.restore(cwd)
self.agent = trainer
print("Restoring from checkpoint path", cwd)
except:
raise ValueError('Fail to load agent!')
elif drl_lib == 'stable_baselines3':
from stable_baselines3 import PPO
try:
#load agent
self.model = PPO.load(cwd)
print("Successfully load model", cwd)
except:
raise ValueError('Fail to load agent!')
else:
raise ValueError(
'The DRL library input is NOT supported yet. Please check your input.'
)
else:
raise ValueError('Agent input is NOT supported yet.')
#connect to Alpaca trading API
try:
self.alpaca = tradeapi.REST(API_KEY, API_SECRET, APCA_API_BASE_URL,
'v2')
except:
raise ValueError(
'Fail to connect Alpaca. Please check account info and internet connection.'
)
#read trading time interval
if time_interval == '1s':
self.time_interval = 1
elif time_interval == '5s':
self.time_interval = 5
elif time_interval == '1Min':
self.time_interval = 60
elif time_interval == '5Min':
self.time_interval = 60 * 5
elif time_interval == '15Min':
self.time_interval = 60 * 15
else:
raise ValueError('Time interval input is NOT supported yet.')
#read trading settings
self.tech_indicator_list = tech_indicator_list
self.turbulence_thresh = turbulence_thresh
self.max_stock = max_stock
#initialize account
self.stocks = np.asarray([0] * len(ticker_list)) #stocks holding
self.stocks_cd = np.zeros_like(self.stocks)
self.cash = None #cash record
self.stocks_df = pd.DataFrame(self.stocks,
columns=['stocks'],
index=ticker_list)
self.asset_list = []
self.price = np.asarray([0] * len(ticker_list))
self.stockUniverse = ticker_list
self.turbulence_bool = 0
self.equities = []
import alpaca_trade_api as tradeapi
import requests
import time
from ta import macd
import numpy as np
from datetime import datetime, timedelta
from pytz import timezone
# Replace these with your API connection info from the dashboard
base_url = 'Your API URL'
api_key_id = 'Your API Key'
api_secret = 'Your API Secret'
api = tradeapi.REST(base_url=base_url,
key_id=api_key_id,
secret_key=api_secret)
session = requests.session()
# We only consider stocks with per-share prices inside this range
min_share_price = 2.0
max_share_price = 13.0
# Minimum previous-day dollar volume for a stock we might consider
min_last_dv = 500000
# Stop limit to default to
default_stop = .95
# How much of our portfolio to allocate to any one position
risk = 0.001
def get_1000m_history_data(symbols):
def __init__(self, key_id, secret_key, endpoint):
super().__init__(key_id, secret_key, endpoint)
self.api = tradeapi.REST(key_id=self.key_id,
secret_key=self.secret_key,
base_url=self.endpoint)
def app():
api = tradeapi.REST(config.API_KEY,
config.SECRET_KEY,
base_url=config.API_URL)
Positions = api.list_positions()
Orders = api.list_orders(status='closed')
Orders
##### Positions #####
df = []
df2 = []
df3 = []
df4 = []
df5 = []
df6 = []
for position in Positions:
df.append(position.symbol)
df2.append(position.side)
df3.append(position.qty)
df5.append(position.cost_basis)
df6.append(position.market_value)
df4.append(float(position.unrealized_plpc) * 100)
Total_Positions = pd.DataFrame(df)
Total_Positions['Side'] = df2
Total_Positions['Qty'] = df3
Total_Positions['Cost Value'] = df5
Total_Positions['Market Value'] = df6
Total_Positions['Unrealized P/L %'] = df4
Total_Positions = Total_Positions.rename(columns={
0: 'Symbol'
}).set_index('Symbol')
##### Orders ######
d = []
d2 = []
d3 = []
d4 = []
d5 = []
for order in Orders:
d.append(order.submitted_at)
d2.append(order.symbol)
d3.append(order.side)
d4.append(order.filled_avg_price)
d5.append(order.qty)
Order = pd.DataFrame(d)
Order['Symbol'] = d2
Order['Side'] = d3
Order['Qty'] = d5
Order['Filled_Avg_Price'] = d4
Order = Order.rename(columns={0: 'Timestamp'}).set_index('Timestamp')
Order
############
##### Portfolio Value #####
Account = api.get_account()
balance_change = float(Account.equity) - float(Account.last_equity)
percent_change = (float(Account.equity) / float(Account.last_equity) - 1)
percent_change = '{:.3f}%'.format(percent_change * 100)
percent_change
st.header(f"Portfolio Performance Today: {percent_change}")
st.dataframe(Total_Positions)
st.table(Order)
import alpaca_trade_api as tradeapi
import requests
from alpha_vantage.techindicators import TechIndicators
# important keys
api_key = "PKPYALRHNINVZLHLIXQX"
secret_key = "nIgH1J4D6SDVQ4QaC0RDHmvjBAXm744QsGOijFGr"
alpha_api_key = " INYRU0Y7TU47R2BN"
# URLS
BASE_URL = "https://paper-api.alpaca.markets"
ACCOUNT_URL = "{}/v2/account".format(BASE_URL)
# create the api object
api = tradeapi.REST(api_key, secret_key, BASE_URL)
ti = TechIndicators(key=alpha_api_key, output_format='pandas')
data_ti, meta_data_ti = ti.get_macd(symbol='AAPL',
interval='daily',
series_type='close',
fastperiod=12,
slowperiod=26,
signalperiod=9)
# print(data_ti['MACD_Hist'][-1])
# Create Clock entity
clock = api.get_clock()
def pairs_trading_algo(self):
#Specify paper trading environment
os.environ["APCA_API_BASE_URL"] = "https://paper-api.alpaca.markets"
#Insert API Credentials
api = tradeapi.REST('KEYID', 'SECRETKEY',
api_version='v2') # or use ENV Vars shown below
account = api.get_account()
#The mail addresses and password
sender_address = '*****@*****.**'
sender_pass = '******'
receiver_address = '[email protected]@gmail.com'
#Setup the MIME
message = MIMEMultipart()
message['From'] = 'Trading Bot'
message['To'] = receiver_address
message['Subject'] = 'Pairs Trading Algo' #The subject line
#Selection of stocks
days = 1000
stock1 = 'ADBE'
stock2 = 'AAPL'
#Put Hisrorical Data into variables
stock1_barset = api.get_barset(stock1, 'day', limit=days)
stock2_barset = api.get_barset(stock2, 'day', limit=days)
stock1_bars = stock1_barset[stock1]
stock2_bars = stock2_barset[stock2]
#Grab stock1 data and put in to a array
data_1 = []
times_1 = []
for i in range(days):
stock1_close = stock1_bars[i].c
stock1_time = stock1_bars[i].t
data_1.append(stock1_close)
times_1.append(stock1_time)
#Grab stock2 data and put in to an array
data_2 = []
times_2 = []
for i in range(days):
stock2_close = stock2_bars[i].c
stock2_time = stock1_bars[i].t
data_2.append(stock2_close)
times_2.append(stock2_time)
#Putting them together
hist_close = pd.DataFrame(data_1, columns=[stock1])
hist_close[stock2] = data_2
#Current Spread between the two stocks
stock1_curr = data_1[days - 1]
stock2_curr = data_2[days - 1]
spread_curr = (stock1_curr - stock2_curr)
#Moving Average of the two stocks
move_avg_days = 5
#Moving averge for stock1
stock1_last = []
for i in range(move_avg_days):
stock1_last.append(data_1[(days - 1) - i])
stock1_hist = pd.DataFrame(stock1_last)
stock1_mavg = stock1_hist.mean()
#Moving average for stock2
stock2_last = []
for i in range(move_avg_days):
stock2_last.append(data_2[(days - 1) - i])
stock2_hist = pd.DataFrame(stock2_last)
stock2_mavg = stock2_hist.mean()
#Sread_avg
spread_avg = min(stock1_mavg - stock2_mavg)
#Spread_factor
spreadFactor = .01
wideSpread = spread_avg * (1 + spreadFactor)
thinSpread = spread_avg * (1 - spreadFactor)
#Calc_of_shares_to_trade
cash = float(account.buying_power)
limit_stock1 = cash // stock1_curr
limit_stock2 = cash // stock2_curr
number_of_shares = int(min(limit_stock1, limit_stock2) / 2)
#Trading_algo
portfolio = api.list_positions()
clock = api.get_clock()
if clock.is_open == True:
if bool(portfolio) == False:
#detect a wide spread
if spread_curr > wideSpread:
#short top stock
api.submit_order(symbol=stock1,
qty=number_of_shares,
side='sell',
type='market',
time_in_force='day')
#Long bottom stock
api.submit_order(symbol=stock2,
qty=number_of_shares,
side='buy',
type='market',
time_in_force='day')
mail_content = "Trades have been made, short top stock and long bottom stock"
#detect a tight spread
elif spread_curr < thinSpread:
#long top stock
api.submit_order(symbol=stock1,
qty=number_of_shares,
side='buy',
type='market',
time_in_force='day')
#short bottom stock
api.submit_order(symbol=stock2,
qty=number_of_shares,
side='sell',
type='market',
time_in_force='day')
mail_content = "Trades have been made, long top stock and short bottom stock"
else:
wideTradeSpread = spread_avg * (1 + spreadFactor + .03)
thinTradeSpread = spread_avg * (1 + spreadFactor - .03)
if spread_curr <= wideTradeSpread and spread_curr >= thinTradeSpread:
api.close_position(stock1)
api.close_position(stock2)
mail_content = "Position has been closed"
else:
mail_content = "No trades were made, position remains open"
pass
else:
mail_content = "The Market is Closed"
#The body and the attachments for the mail
message.attach(MIMEText(mail_content, 'plain'))
#Create SMTP session for sending the mail
session = smtplib.SMTP('smtp.gmail.com', 587) #use gmail with port
session.starttls() #enable security
session.login(sender_address,
sender_pass) #login with mail_id and password
text = message.as_string()
session.sendmail(sender_address, receiver_address, text)
session.quit()
done = 'Mail Sent'
return done
format='%(name)s - %(levelname)s - %(message)s')
logging.warning('{} logging started'.format(
datetime.datetime.now().strftime("%x %X")))
#Configure twitter and alpaca API
tz = timezone('EST')
twitter_api_key = 'YOUR-API-KEY'
twitter_api_secret = 'YOUR-API-SECRET'
twitter_access_token = 'YOUR-API-ACCESS-TOKEN'
twitter_token_secret = 'YOUR-API-TOKEN-SECRET'
twitter_auth = tweepy.OAuthHandler(twitter_api_key, twitter_api_secret)
twitter_auth.set_access_token(twitter_access_token, twitter_token_secret)
alpaca_api_key = 'YOUR-API-KEY'
alpaca_api_secret = 'YOUR-API-SECRET'
alpaca_endpoint = 'https://paper-api.alpaca.markets'
alpaca_api = tradeapi.REST(alpaca_api_key, alpaca_api_secret, alpaca_endpoint)
#Evaluate the sentiment of a given set of ticker symbols
#The default number of tweets to analyze is set at 1000
#When deciding the number of tweets to fetch for each call, consider reviewing the twitter API rate limits at
#https://developer.twitter.com/en/docs/twitter-api/rate-limits
def get_sentiment(auth,
tickers,
date_since,
include_retweets=False,
num_tweets=1000):
sentiment_signals = {}
for ticker in tickers:
import config
import psycopg2
import psycopg2.extras
import alpaca_trade_api as tradeapi
#Connect to Postgres SQL server. Credentials imported from config.py
connection = psycopg2.connect(host=config.DB_HOST,
database=config.DB_NAME,
user=config.DB_USER,
password=config.DB_PASS)
cursor = connection.cursor(cursor_factory=psycopg2.extras.DictCursor)
#Aplaca API to populate stocks symbols
api = tradeapi.REST(config.API_KEY, config.API_SECRET, base_url=config.API_URL)
assets = api.list_assets()
for asset in assets:
print(f"Inserting stock {asset.name} {asset.symbol}")
cursor.execute(
"""
INSERT INTO stock (name, symbol, exchange, isEtf)
VALUES (%s, %s, %s, %s)
""", (asset.name, asset.symbol, asset.exchange, False))
connection.commit()
try:
cursor.execute("SELECT COUNT(*) FROM stock")
rows = cursor.fetchall()
print('Total Count of Stocks populated:', rows)
def authenticate(auth_path="", mode="paper"):
"""
Alpaca Trade API Authentication
-----------------------------------------------------------------
Authenticating access to the API can be done in two ways.
1. Save your "Key ID" (public key) and "Secret Key" (private key)
in a config file, such as [config/secrets.yaml]
2. Save your public and private keys as environment variables.
On UNIX, run the following commands in the terminal:
>> export APCA_API_KEY_ID: key ID
>> export APCA_API_SECRET_KEY: secret key
"""
if mode == "paper":
os.environ["APCA_API_BASE_URL"] = "https://paper-api.alpaca.markets"
elif mode == "live":
os.environ["APCA_API_BASE_URL"] = "https://api.alpaca.markets"
else:
print('[mode] must either "paper" or "live".')
sys.exit(1)
# Saving keys in config file - example: [config/secrets.json]
if auth_path:
with open(auth_path, "r") as auth_file:
auth = yaml.load(auth_file)
try:
keys = auth[mode]
api = tradeapi.REST(keys["public_key"], keys["private_key"])
api.get_account()
except KeyError:
print(
"[{}] must have 'public_key' and 'private_key' fields set for "
"the [{}] field.".format(auth_path, mode))
sys.exit(1)
except tradeapi.rest.APIError:
print("Authentication failed.")
print(authenticate.__doc__)
sys.exit(2)
except TypeError:
print("YAML file [{}] didn't have proper keys.".format(auth_path))
sys.exit(3)
# Saving keys as environment variables
else:
try:
assert os.environ.get("APCA_API_KEY_ID") is not None
assert os.environ.get("APCA_API_SECRET_KEY") is not None
except AssertionError:
print("Authentication failed.")
print("Make sure APCA_API_KEY_ID / APCA_API_SECRET_KEY are set!")
sys.exit(1)
try:
# This will check the environment variables under the hood
api = tradeapi.REST()
api.get_account()
except tradeapi.rest.APIError:
print("Authentication failed.")
print(authenticate.__doc__)
sys.exit(2)
print("Authentication successful!")
return api
import alpaca_trade_api as tradeapi from config import * import json APCA_API_BASE_URL = 'https://paper-api.alpaca.markets' api = tradeapi.REST(APCA_API_KEY_ID, APCA_API_SECRET_KEY, APCA_API_BASE_URL) api.submit_order(symbol='SPY', qty='1', side='buy', type='market', time_in_force='day')
import requests
import json
import os
import alpaca_trade_api as tradeapi
from config import *
# Setting up environmental variables
os.environ['APCA_API_KEY_ID'] = '[use your own key id here]'
os.environ['APCA_API_SECRET_KEY'] = '[use your own key here]'
os.environ['APCA_API_BASE_URL'] = 'https://paper-api.alpaca.markets'
BASE_URL = "https://paper-api.alpaca.markets"
ACCOUNT_URL = "{}/v2/account".format(BASE_URL)
ORDERS_URL = "{}/v2/orders".format(BASE_URL)
HEADERS = {'APCA-API-KEY-ID': API_KEY, 'APCA-API-SECRET-KEY': SECRET_KEY}
api = tradeapi.REST(api_version='v2')
def main():
response = create_order("VIX", 3, "buy", "limit", "gtc", 36.00)
print(response)
# orders = get_orders()
# print(orders)
account = api.get_account()
aapl = api.alpha_vantage.historic_quotes('AAPL', adjusted=True, output_format='csv', cadence='weekly')
# print(aapl)
def create_order(symbol, qty, side, type, time_in_force, limit_price=None, stop_price=None, client_order_id=None,
import alpaca_trade_api as tradeapi
import pandas as pd
import time
import logging
from .universe import Universe
logger = logging.getLogger(__name__)
logging.basicConfig(level=logging.DEBUG)
NY = 'America/New_York'
api = tradeapi.REST(key_id='PKLVG8DFGC2AEER5MQ5H',
secret_key='OYRNG032jeHbLe/kC7GTEYVlA9AOYJhNY3lLvsNi',
base_url='https://paper-api.alpaca.markets')
def _dry_run_submit(*args, **kwargs):
logging.info(f'submit({args}, {kwargs})')
# api.submit_order =_dry_run_submit
def _get_prices(symbols, end_dt, max_workers=5):
'''Get the map of DataFrame price data from Alpaca's data API.'''
start_dt = end_dt - pd.Timedelta('50 days')
start = start_dt.strftime('%Y-%m-%d')
end = end_dt.strftime('%Y-%m-%d')
def get_barset(symbols):
import alpaca_trade_api as tradeapi
from twython import Twython
import time
base_url = 'https://paper-api.alpaca.markets'
api_key_id = 'REPLACE'
api_secret = 'REPLACE'
api = tradeapi.REST(base_url=base_url,
key_id=api_key_id,
secret_key=api_secret,
api_version="v2")
account = api.get_account()
if account.trading_blocked:
print('Account is currently restricted from trading.')
print('${} is available as buying power.'.format(account.buying_power))
order = api.submit_order(symbol='AAPL',
qty=1,
side='buy',
type='market',
time_in_force='gtc')
time.sleep(2)
my_order = api.get_order(order.id)
twitter = Twython("REPLACE", "REPLACE", "REPLACE", "REPLACE")
@author: tuann
"""
import alpaca_trade_api as tradeapi
"""
With the Alpaca API, you can check on your daily profit or loss by
comparing your current balance to yesterday's balance.
"""
# First, open the API connection
# api = tradeapi.REST()
api = tradeapi.REST(
'PKQYKLCSI9ZKRMXDZNMM',
'Uu2caxZ3FZf1aaE8n5Ly0KFjOM50RvzcucxKiHy8',
'https://paper-api.alpaca.markets'
)
# Get account info
account = api.get_account()
# Check if our account is restricted from trading.
if account.trading_blocked:
print('Account is currently restricted from trading.')
# Check how much money we can use to open new positions.
print('${} is available as buying power.'.format(account.buying_power))
# Check our current balance vs. our balance at the last market close
balance_change = float(account.equity) - float(account.last_equity)
symbol = stock['symbol']
stock_ids[symbol] = stock['id']
for symbol in symbols:
# get data
start_date = datetime(2020, 1, 1).date()
#start_date = f"{start_date}T00:00:00-05:00"
end_date_range = datetime(2020, 11, 20).date()
#end_date_range = f"{end_date_range}T23:59:59-05:00"
while start_date < end_date_range:
end_date = start_date + timedelta(days=4)
print(f"=== Fetching minute bars {start_date} - {end_date} for {symbol}")
api = tradeapi.REST(config.API_KEY, config.SECRET_KEY, config.API_URL)
end_date_bars = f"{end_date}T23:59:59-05:00"
start_date_bars = f"{start_date}T00:00:00-05:00"
minutes = api.get_barset(symbol, 'minute', start=start_date_bars, end=end_date_bars).df
print(minutes)
# forward filling of missing data
minutes = minutes.resample('1min').ffill()
for index, row in minutes.iterrows():
#going through minutes data and insert into db
cursor.execute("""
INSERT INTO stock_price_minute (stock_id, datetime, open, high, low, close, volume)
VALUES (?, ?, ?, ?, ?, ?, ?)
""", (stock_ids[symbol], index.tz_localize(None).isoformat(), row[symbol]['open'], row[symbol]['high'], row[symbol]['low'], row[symbol]['close'], row[symbol]['volume']))
import alpaca_trade_api as tradeapi
from iexfinance.stocks import Stock
import csv
# Gets account.txt as a list of lists
account = open('account.txt', 'r').read().splitlines()
api = tradeapi.REST(account[0].split()[1], account[1].split()[1],
account[2].split()[1])
account = api.get_account()
print("$" + account.buying_power + " left in cash.")
with open('portfolio_targets.csv', 'r') as csvfile:
target_file = csv.reader(csvfile, delimiter=',')
targets = []
target_tickers = []
for stock in target_file:
targets.append([stock[0], float(stock[1])])
target_tickers.append(stock[0])
current_positions = []
for line in targets:
print("Targeting " + str(line[1]) + " " + line[0])
for stock in api.list_positions():
current_positions.append(stock.symbol)
for stock in targets:
if stock[0] not in current_positions:
print(stock[0] + " not currently in portfolio")
# ib.errorEvent += onError
# error handlers for historical data - done
def signint_handler(a, b): # define the handler
#print("Signal Number:", a, " Frame: ", b)
print('Program termination - CTRL+C clean.')
ib.disconnect()
#end timing loop for JUST logging
endtime = timecode.time()
print("script time:", endtime - starttime, "seconds.")
exit()
signal.signal(signal.SIGINT,
signint_handler) # assign the handler to the signal SIGINT
#error handlers for CTRL-C - done
print("about to get order list")
api = tradeapi.REST()
# Get the last 10 of our closed orders
closed_orders = api.list_orders(status='closed', limit=500)
print(closed_orders)
#jj = json.loads(output)
for o in closed_orders:
writeData(o)
# print(o)
con.close()
print("break")
def run(args):
symbol = args.symbol
max_shares = args.quantity
opts = {}
if args.key_id:
opts['PKWN2459FP6IFHSCDMO9'] = args.key_id
if args.secret_key:
opts['ibvqEPLK7BQvb/7nCfqIsW6Jsi8kMf4xE/QOYz4u'] = args.secret_key
if args.base_url:
opts['base_url'] = args.base_url
elif 'PKWN2459FP6IFHSCDMO9' in opts and opts['PKWN2459FP6IFHSCDMO9'].startswith('PK'):
opts['base_url'] = 'https://paper-api.alpaca.markets'
# Create an API object which can be used to submit orders, etc.
api = tradeapi.REST(**opts)
symbol = symbol.upper()
quote = Quote()
qc = 'Q.%s' % symbol
tc = 'T.%s' % symbol
position = Position()
# Establish streaming connection
conn = tradeapi.StreamConn(**opts)
# Define our message handling
@conn.on(r'Q$')
async def on_quote(conn, channel, data):
# Quote update received
quote.update(data)
@conn.on(r'T$')
async def on_trade(conn, channel, data):
if quote.traded:
return
# We've received a trade and might be ready to follow it
if (
data.timestamp <= (
quote.time + pd.Timedelta(np.timedelta64(50, 'ms'))
)
):
# The trade came too close to the quote update
# and may have been for the previous level
return
if data.size >= 100:
# The trade was large enough to follow, so we check to see if
# we're ready to trade. We also check to see that the
# bid vs ask quantities (order book imbalance) indicate
# a movement in that direction. We also want to be sure that
# we're not buying or selling more than we should.
if (
data.price == quote.ask
and quote.bid_size > (quote.ask_size * 1.8)
and (
position.total_shares + position.pending_buy_shares
) < max_shares - 100
):
# Everything looks right, so we submit our buy at the ask
try:
o = api.submit_order(
symbol=symbol, qty='100', side='buy',
type='limit', time_in_force='day',
limit_price=str(quote.ask)
)
# Approximate an IOC order by immediately cancelling
api.cancel_order(o.id)
position.update_pending_buy_shares(100)
position.orders_filled_amount[o.id] = 0
print('Buy at', quote.ask, flush=True)
quote.traded = True
except Exception as e:
print(e)
elif (
data.price == quote.bid
and quote.ask_size > (quote.bid_size * 1.8)
and (
position.total_shares - position.pending_sell_shares
) >= 100
):
# Everything looks right, so we submit our sell at the bid
try:
o = api.submit_order(
symbol=symbol, qty='100', side='sell',
type='limit', time_in_force='day',
limit_price=str(quote.bid)
)
# Approximate an IOC order by immediately cancelling
api.cancel_order(o.id)
position.update_pending_sell_shares(100)
position.orders_filled_amount[o.id] = 0
print('Sell at', quote.bid, flush=True)
quote.traded = True
except Exception as e:
print(e)
@conn.on(r'trade_updates')
async def on_trade_updates(conn, channel, data):
# We got an update on one of the orders we submitted. We need to
# update our position with the new information.
event = data.event
if event == 'fill':
if data.order['side'] == 'buy':
position.update_total_shares(
int(data.order['filled_qty'])
)
else:
position.update_total_shares(
-1 * int(data.order['filled_qty'])
)
position.remove_pending_order(
data.order['id'], data.order['side']
)
elif event == 'partial_fill':
position.update_filled_amount(
data.order['id'], int(data.order['filled_qty']),
data.order['side']
)
elif event == 'canceled' or event == 'rejected':
position.remove_pending_order(
data.order['id'], data.order['side']
)
conn.run(
['trade_updates', tc, qc]
)
#!/usr/bin/python
import alpaca_trade_api as tradeapi
import datetime
import pandas as pd
import pymysql.cursors
import pymysql
import numpy as np
import time
import pickle
ALPACA_KEY_ID = 'PKD6W26XBA1JGWOSJSU0'
ALPACA_SECRET_KEY = r'ysaezMtOX8sUghmR534ZGzEXzCTVpkDt26BEIY8e'
api = tradeapi.REST(key_id=ALPACA_KEY_ID,
secret_key=ALPACA_SECRET_KEY,
base_url='https://paper-api.alpaca.markets')
class Strategy:
def isHammerBar(self, bar):
if True == np.where(bar['open'] <= bar['high'], True, False):
if True == np.where(bar['open'] > bar['close'], True, False):
if True == np.where(bar['low'] * 1.005 < bar['close'], True,
False):
return True
else:
return False
def simpleMovingAverageAcrossTime(self, workingSet, start, end):
sum = 0.0
simpleMovingAverage = 0.0
from datetime import datetime
import numpy as np
import talib
import alpaca_trade_api as tradeapi
import pandas as pd
import matplotlib.pyplot as plt
base_url = 'https://paper-api.alpaca.markets'
api_key_id = 'PKQVV0XBE9EL7L873JAH'
api_secret = '4YWpFeBVSxjGcMKsemrLHjMkY7yXgLWSW9KvVbTv'
api = tradeapi.REST(key_id=api_key_id,secret_key=api_secret, api_version='v2', base_url=base_url)
barTimeframe = "1D" # 1Min, 5Min, 15Min, 1H, 1D
assetsToTrade = ["AMZN","FB","MSFT","NFLX"]
positionSizing = 0.25
startDate = "2016-01-01T00:00:00.000Z"
# Tracks position in list of symbols to download
iteratorPos = 0
assetListLen = len(assetsToTrade)
while iteratorPos < assetListLen:
symbol = assetsToTrade[iteratorPos]
returned_data = api.get_barset(symbol,barTimeframe,start=startDate)
SELECT id from strategy where name = 'opening_range_breakout'
""")
strategy_id = cursor.fetchone()['id']
print(strategy_id)
cursor.execute("""
SELECT symbol, name from stock
join stock_strategy on stock_strategy.stock_id = stock.id
where stock_strategy.strategy_id = ?
""", (strategy_id,))
stocks = cursor.fetchall()
symbols = [stock['symbol'] for stock in stocks]
api = tradeapi.REST(ALPACA_API_KEY, ALPACA_SECRET_KEY, base_url=ALPACA_PAPER_BASE_URL)
current_date = date.today().isoformat()
# start_minute_bar = f"{current_date} 09:30:00-4:00"
# end_minute_bar = f"{current_date} 09:45:00-4:00"
start_minute_bar = "2020-10-29 09:30:00-4:00"
end_minute_bar = "2020-10-29 09:45:00-4:00"
for symbol in symbols:
minute_bars = api.polygon.historic_agg_v2(symbol, 1, 'minute', _from='2020-10-29', to='2020-10-29').df
print(symbol)
print(minute_bars)
import sqlite3, config
import alpaca_trade_api as tradeapi
connection = sqlite3.connect('app.db')
connection.row_factory = sqlite3.Row
cursor = connection.cursor()
cursor.execute("""SELECT symbol, name FROM stock""")
rows = cursor.fetchall()
symbols = [row['symbol'] for row in rows]
api = tradeapi.REST(config.API_KEY,
config.SECRET_KEY,
base_url=config.BASE_URL)
assets = api.list_assets()
for asset in assets:
try:
if asset.status == 'active' and asset.tradable and asset.symbol not in symbols:
print(f"Added a new stock {asset.symbol} {asset.name}")
cursor.execute(
"INSERT INTO stock (symbol, name, exchange) VALUES (?, ?, ?)",
(asset.symbol, asset.name, asset.exchange))
except Exception as e:
print(asset.symbol)
print(e)
connection.commit()
endPoint = 'https://paper-api.alpaca.markets' # Specify this for demo account
# Define companies of interest
tickers = [
'AXP', 'AAPL', 'BA', 'CAT', 'CVX', 'CSCO', 'DIS', 'DOW', 'XOM', 'HD',
'IBM', 'INTC', 'JNJ', 'KO', 'MCD', 'MMM', 'MRK', 'MSFT', 'NKE', 'PFE',
'PG', 'TRV', 'UTX', 'UNH', 'VZ', 'V', 'WMT', 'WBA'
]
# Define dates between which we extract the stock data
startDate = '2020-01-01'
endDate = '2020-05-28'
# %% 3. Connect to api and pull data for the defined tickers
api = tradeapi.REST(apiKey, secretKey, endPoint, api_version='v2')
account = api.get_account()
# api.list_positions()
# Define the dictionary that will hold all the data for all the companies
data = {}
for ticker in tickers:
try:
# Pull the stock details for that ticker
data[ticker] = api.get_aggs(ticker, 1, 'day', startDate, endDate).df
# Calculate their daily return
data[ticker]['daily return'] = data[ticker]['close'].pct_change()
print('Pulling ohlcv data for {:s}'.format(ticker))
except:
# If nothing is found, throw error and continue
print('Error encountered pulling ohlcv data for {:s}'.format(ticker))
self.valleyTime1 = 0.0
self.valleyTime2 = 0.0
self.resistanceSlope = 0.0
self.supportSlope = 0.0
self.change = 0.01 * opening_price
# account keys
key = 'PK2490RRZ4FGDLO4SO4M'
sec = 'Lnjn97piqx44HZPl4WarYntA6SXALa627iUkJK7t'
# API endpoint URL
base_url = 'https://paper-api.alpaca.markets'
# ensure api version is correct
api = tradeapi.REST(key, sec, base_url, api_version='v2')
# init an account variable
account = api.get_account()
# create stocks to subscribe to
htz = Stock('EKSO')
stocks = [htz]
# get opening prices for all stocks
for stock in stocks:
url = "https://finance.yahoo.com/quote/" + stock.ticker
driver = webdriver.Chrome()
# Go to yahoo finance
driver.get(url)
# Get the opening price
class MACrossPaper(Strategy):
API = tradeapi.REST(key_id='PKIG33U7XYR8ECVMMF4A',
secret_key='e83t4Cn5oY07EENvlhRKwjKyTbykd8wn8Phesmze',
base_url='https://paper-api.alpaca.markets')
def __init__(self, params):
self.logger = logging.getLogger(__name__)
logging.basicConfig(level=logging.DEBUG)
self.NY = 'America/New_York'
self.id = 1
self.params = params
def sort_func(self, sma_obj):
return sma_obj.sma[-1]
def rank(self, smas):
return sorted(smas, key=self.sort_func)
def checkToSell(self, sma, price):
if sma > price:
return True
return False
def checkToBuy(self, smas):
toBuy = []
for sma in smas:
if sma.sma[-1] < sma.prices.iloc[-1, :].close:
toBuy.append(sma)
return toBuy
def get_orders(self,
context,
prices_df,
position_size=.02,
max_positions=5):
# rank the stocks based on the indicators.
smas = []
symbols = set()
for col in prices_df.columns:
symbols.add(col[0])
c = 0
for symbol in symbols:
sma = SMA(self.params.get('period'), prices_df[symbol].dropna(),
symbol)
c += 1
smas.append(sma)
ranked = self.rank(smas)
ranked = ranked[::-1]
to_buy = []
to_sell = []
account = context.get_account()
# now get the current positions and see what to buy,
# what to sell to transition to today's desired portfolio.
positions = context.list_positions()
self.logger.info(positions)
holdings = {p.symbol: p for p in positions}
holding_symbols = list(holdings.keys())
if holdings:
to_sell = [
sma.ticker for sma in smas
if sma.sma[-1] > sma.prices.iloc[-1, :].close
and sma.ticker in holding_symbols
]
ranked = self.checkToBuy(ranked[:max_positions])
to_buy = [sma.ticker for sma in ranked]
to_buy = to_buy[:len(to_sell) - 1]
orders = []
# if a stock is in the portfolio, and not in the desired
# portfolio, sell it
for symbol in to_sell:
shares = holdings[symbol].qty
orders.append({
'symbol': symbol,
'qty': shares,
'side': 'sell',
})
self.logger.info(f'order(sell): {symbol} for {shares}')
# likewise, if the portfoio is missing stocks from the
# desired portfolio, buy them. We sent a limit for the total
# position size so that we don't end up holding too many positions.
max_to_buy = max_positions - (len(positions) - len(to_sell))
portfolio_value = float(self.API.get_account().portfolio_value)
for symbol in to_buy:
if max_to_buy <= 0:
break
shares = (portfolio_value * position_size) // float(
prices_df[symbol].close.values[-1])
if shares == 0.0:
continue
orders.append({
'symbol': symbol,
'qty': shares,
'side': 'buy',
})
self.logger.info(f'order(buy): {symbol} for {shares}')
max_to_buy -= 1
return orders
