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'''
* Project : Screenipy
* Author : Pranjal Joshi
* Created : 28/04/2021
* Description : Class for handling networking for fetching stock codes and data
'''
import sys
import urllib.request
import csv
import requests
import random
import os
import datetime
import yfinance as yf
import pandas as pd
from nsetools import Nse
from classes.ColorText import colorText
from classes.SuppressOutput import SuppressOutput
from classes.Utility import isDocker
nse = Nse()
# Exception class if yfinance stock delisted
class StockDataEmptyException(Exception):
pass
# This Class Handles Fetching of Stock Data over the internet
class tools:
def __init__(self, configManager):
self.configManager = configManager
pass
def getAllNiftyIndices(self) -> dict:
return {
"^NSEI": "NIFTY 50",
"^NSMIDCP": "NIFTY NEXT 50",
"^CNX100": "NIFTY 100",
"^CNX200": "NIFTY 200",
"^CNX500": "NIFTY 500",
"^NSEMDCP50": "NIFTY MIDCAP 50",
"NIFTY_MIDCAP_100.NS": "NIFTY MIDCAP 100",
"^CNXSC": "NIFTY SMALLCAP 100",
"^INDIAVIX": "INDIA VIX",
"NIFTYMIDCAP150.NS": "NIFTY MIDCAP 150",
"NIFTYSMLCAP50.NS": "NIFTY SMALLCAP 50",
"NIFTYSMLCAP250.NS": "NIFTY SMALLCAP 250",
"NIFTYMIDSML400.NS": "NIFTY MIDSMALLCAP 400",
"NIFTY500_MULTICAP.NS": "NIFTY500 MULTICAP 50:25:25",
"NIFTY_LARGEMID250.NS": "NIFTY LARGEMIDCAP 250",
"NIFTY_MID_SELECT.NS": "NIFTY MIDCAP SELECT",
"NIFTY_TOTAL_MKT.NS": "NIFTY TOTAL MARKET",
"NIFTY_MICROCAP250.NS": "NIFTY MICROCAP 250",
"^NSEBANK": "NIFTY BANK",
"^CNXAUTO": "NIFTY AUTO",
"NIFTY_FIN_SERVICE.NS": "NIFTY FINANCIAL SERVICES",
"^CNXFMCG": "NIFTY FMCG",
"^CNXIT": "NIFTY IT",
"^CNXMEDIA": "NIFTY MEDIA",
"^CNXMETAL": "NIFTY METAL",
"^CNXPHARMA": "NIFTY PHARMA",
"^CNXPSUBANK": "NIFTY PSU BANK",
"^CNXREALTY": "NIFTY REALTY",
"NIFTY_HEALTHCARE.NS": "NIFTY HEALTHCARE INDEX",
"NIFTY_CONSR_DURBL.NS": "NIFTY CONSUMER DURABLES",
"NIFTY_OIL_AND_GAS.NS": "NIFTY OIL & GAS",
"NIFTYALPHA50.NS": "NIFTY ALPHA 50",
"^CNXCMDT": "NIFTY COMMODITIES",
"NIFTY_CPSE.NS": "NIFTY CPSE",
"^CNXENERGY": "NIFTY ENERGY",
"^CNXINFRA": "NIFTY INFRASTRUCTURE",
"^CNXMNC": "NIFTY MNC",
"^CNXPSE": "NIFTY PSE",
"^CNXSERVICE": "NIFTY SERVICES SECTOR",
"NIFTY100_ESG.NS": "NIFTY100 ESG SECTOR LEADERS",
}
def _getBacktestDate(self, backtest):
try:
end = backtest + datetime.timedelta(days=1)
if "d" in self.configManager.period:
delta = datetime.timedelta(days = self.configManager.getPeriodNumeric())
elif "wk" in self.configManager.period:
delta = datetime.timedelta(days = self.configManager.getPeriodNumeric() * 7)
elif "m" in self.configManager.period:
delta = datetime.timedelta(minutes = self.configManager.getPeriodNumeric())
elif "h" in self.configManager.period:
delta = datetime.timedelta(hours = self.configManager.getPeriodNumeric())
start = end - delta
return [start, end]
except:
return [None, None]
def _getDatesForBacktestReport(self, backtest):
dateDict = {}
try:
today = datetime.date.today()
dateDict['T+1d'] = backtest + datetime.timedelta(days=1) if backtest + datetime.timedelta(days=1) < today else None
dateDict['T+1wk'] = backtest + datetime.timedelta(weeks=1) if backtest + datetime.timedelta(weeks=1) < today else None
dateDict['T+1mo'] = backtest + datetime.timedelta(days=30) if backtest + datetime.timedelta(days=30) < today else None
dateDict['T+6mo'] = backtest + datetime.timedelta(days=180) if backtest + datetime.timedelta(days=180) < today else None
dateDict['T+1y'] = backtest + datetime.timedelta(days=365) if backtest + datetime.timedelta(days=365) < today else None
for key, val in dateDict.copy().items():
if val is not None:
if val.weekday() == 5: # 5 is Saturday, 6 is Sunday
adjusted_date = val + datetime.timedelta(days=2)
dateDict[key] = adjusted_date
elif val.weekday() == 6:
adjusted_date = val + datetime.timedelta(days=1)
dateDict[key] = adjusted_date
except:
pass
return dateDict
def fetchCodes(self, tickerOption,proxyServer=None):
listStockCodes = []
if tickerOption == 12:
url = "https://archives.nseindia.com/content/equities/EQUITY_L.csv"
return list(pd.read_csv(url)['SYMBOL'].values)
if tickerOption == 15:
return ["MMM", "ABT", "ABBV", "ABMD", "ACN", "ATVI", "ADBE", "AMD", "AAP", "AES", "AFL", "A", "APD", "AKAM", "ALK", "ALB", "ARE", "ALXN", "ALGN", "ALLE", "AGN", "ADS", "LNT", "ALL", "GOOGL", "GOOG", "MO", "AMZN", "AMCR", "AEE", "AAL", "AEP", "AXP", "AIG", "AMT", "AWK", "AMP", "ABC", "AME", "AMGN", "APH", "ADI", "ANSS", "ANTM", "AON", "AOS", "APA", "AIV", "AAPL", "AMAT", "APTV", "ADM", "ARNC", "ANET", "AJG", "AIZ", "ATO", "T", "ADSK", "ADP", "AZO", "AVB", "AVY", "BKR", "BLL", "BAC", "BK", "BAX", "BDX", "BRK.B", "BBY", "BIIB", "BLK", "BA", "BKNG", "BWA", "BXP", "BSX", "BMY", "AVGO", "BR", "BF.B", "CHRW", "COG", "CDNS", "CPB", "COF", "CPRI", "CAH", "KMX", "CCL", "CAT", "CBOE", "CBRE", "CDW", "CE", "CNC", "CNP", "CTL", "CERN", "CF", "SCHW", "CHTR", "CVX", "CMG", "CB", "CHD", "CI", "XEC", "CINF", "CTAS", "CSCO", "C", "CFG", "CTXS", "CLX", "CME", "CMS", "KO", "CTSH", "CL", "CMCSA", "CMA", "CAG", "CXO", "COP", "ED", "STZ", "COO", "CPRT", "GLW", "CTVA", "COST", "COTY", "CCI", "CSX", "CMI", "CVS", "DHI", "DHR", "DRI", "DVA", "DE", "DAL", "XRAY", "DVN", "FANG", "DLR", "DFS", "DISCA", "DISCK", "DISH", "DG", "DLTR", "D", "DOV", "DOW", "DTE", "DUK", "DRE", "DD", "DXC", "ETFC", "EMN", "ETN", "EBAY", "ECL", "EIX", "EW", "EA", "EMR", "ETR", "EOG", "EFX", "EQIX", "EQR", "ESS", "EL", "EVRG", "ES", "RE", "EXC", "EXPE", "EXPD", "EXR", "XOM", "FFIV", "FB", "FAST", "FRT", "FDX", "FIS", "FITB", "FE", "FRC", "FISV", "FLT", "FLIR", "FLS", "FMC", "F", "FTNT", "FTV", "FBHS", "FOXA", "FOX", "BEN", "FCX", "GPS", "GRMN", "IT", "GD", "GE", "GIS", "GM", "GPC", "GILD", "GL", "GPN", "GS", "GWW", "HRB", "HAL", "HBI", "HOG", "HIG", "HAS", "HCA", "PEAK", "HP", "HSIC", "HSY", "HES", "HPE", "HLT", "HFC", "HOLX", "HD", "HON", "HRL", "HST", "HPQ", "HUM", "HBAN", "HII", "IEX", "IDXX", "INFO", "ITW", "ILMN", "IR", "INTC", "ICE", "IBM", "INCY", "IP", "IPG", "IFF", "INTU", "ISRG", "IVZ", "IPGP", "IQV", "IRM", "JKHY", "J", "JBHT", "SJM", "JNJ", "JCI", "JPM", "JNPR", "KSU", "K", "KEY", "KEYS", "KMB", "KIM", "KMI", "KLAC", "KSS", "KHC", "KR", "LB", "LHX", "LH", "LRCX", "LW", "LVS", "LEG", "LDOS", "LEN", "LLY", "LNC", "LIN", "LYV", "LKQ", "LMT", "L", "LOW", "LYB", "MTB", "M", "MRO", "MPC", "MKTX", "MAR", "MMC", "MLM", "MAS", "MA", "MKC", "MXIM", "MCD", "MCK", "MDT", "MRK", "MET", "MTD", "MGM", "MCHP", "MU", "MSFT", "MAA", "MHK", "TAP", "MDLZ", "MNST", "MCO", "MS", "MOS", "MSI", "MSCI", "MYL", "NDAQ", "NOV", "NTAP", "NFLX", "NWL", "NEM", "NWSA", "NWS", "NEE", "NLSN", "NKE", "NI", "NBL", "JWN", "NSC", "NTRS", "NOC", "NLOK", "NCLH", "NRG", "NUE", "NVDA", "NVR", "ORLY", "OXY", "ODFL", "OMC", "OKE", "ORCL", "PCAR", "PKG", "PH", "PAYX", "PYPL", "PNR", "PBCT", "PEP", "PKI", "PRGO", "PFE", "PM", "PSX", "PNW", "PXD", "PNC", "PPG", "PPL", "PFG", "PG", "PGR", "PLD", "PRU", "PEG", "PSA", "PHM", "PVH", "QRVO", "PWR", "QCOM", "DGX", "RL", "RJF", "RTN", "O", "REG", "REGN", "RF", "RSG", "RMD", "RHI", "ROK", "ROL", "ROP", "ROST", "RCL", "SPGI", "CRM", "SBAC", "SLB", "STX", "SEE", "SRE", "NOW", "SHW", "SPG", "SWKS", "SLG", "SNA", "SO", "LUV", "SWK", "SBUX", "STT", "STE", "SYK", "SIVB", "SYF", "SNPS", "SYY", "TMUS", "TROW", "TTWO", "TPR", "TGT", "TEL", "FTI", "TFX", "TXN", "TXT", "TMO", "TIF", "TJX", "TSCO", "TDG", "TRV", "TFC", "TWTR", "TSN", "UDR", "ULTA", "USB", "UAA", "UA", "UNP", "UAL", "UNH", "UPS", "URI", "UTX", "UHS", "UNM", "VFC", "VLO", "VAR", "VTR", "VRSN", "VRSK", "VZ", "VRTX", "VIAC", "V", "VNO", "VMC", "WRB", "WAB", "WMT", "WBA", "DIS", "WM", "WAT", "WEC", "WCG", "WFC", "WELL", "WDC", "WU", "WRK", "WY", "WHR", "WMB", "WLTW", "WYNN", "XEL", "XRX", "XLNX", "XYL", "YUM", "ZBRA", "ZBH", "ZION", "ZTS"]
if tickerOption == 16:
return self.getAllNiftyIndices()
tickerMapping = {
1: "https://archives.nseindia.com/content/indices/ind_nifty50list.csv",
2: "https://archives.nseindia.com/content/indices/ind_niftynext50list.csv",
3: "https://archives.nseindia.com/content/indices/ind_nifty100list.csv",
4: "https://archives.nseindia.com/content/indices/ind_nifty200list.csv",
5: "https://archives.nseindia.com/content/indices/ind_nifty500list.csv",
6: "https://archives.nseindia.com/content/indices/ind_niftysmallcap50list.csv",
7: "https://archives.nseindia.com/content/indices/ind_niftysmallcap100list.csv",
8: "https://archives.nseindia.com/content/indices/ind_niftysmallcap250list.csv",
9: "https://archives.nseindia.com/content/indices/ind_niftymidcap50list.csv",
10: "https://archives.nseindia.com/content/indices/ind_niftymidcap100list.csv",
11: "https://archives.nseindia.com/content/indices/ind_niftymidcap150list.csv",
14: "https://archives.nseindia.com/content/fo/fo_mktlots.csv"
}
url = tickerMapping.get(tickerOption)
try:
if proxyServer:
res = requests.get(url,proxies={'https':proxyServer})
else:
res = requests.get(url)
cr = csv.reader(res.text.strip().split('\n'))
if tickerOption == 14:
for i in range(5):
next(cr) # skipping first line
for row in cr:
listStockCodes.append(row[1].strip())
else:
next(cr) # skipping first line
for row in cr:
listStockCodes.append(row[2])
except Exception as error:
print(error)
return listStockCodes
# Fetch all stock codes from NSE
def fetchStockCodes(self, tickerOption, proxyServer=None):
listStockCodes = []
if tickerOption == 0:
stockCode = None
while stockCode == None or stockCode == "":
stockCode = str(input(colorText.BOLD + colorText.BLUE +
"[+] Enter Stock Code(s) for screening (Multiple codes should be seperated by ,): ")).upper()
stockCode = stockCode.replace(" ", "")
listStockCodes = stockCode.split(',')
else:
print(colorText.BOLD +
"[+] Getting Stock Codes From NSE... ", end='')
listStockCodes = self.fetchCodes(tickerOption,proxyServer=proxyServer)
if type(listStockCodes) == dict:
listStockCodes = list(listStockCodes.keys())
if len(listStockCodes) > 10:
print(colorText.GREEN + ("=> Done! Fetched %d stock codes." %
len(listStockCodes)) + colorText.END)
if self.configManager.shuffleEnabled:
random.shuffle(listStockCodes)
print(colorText.BLUE +
"[+] Stock shuffling is active." + colorText.END)
else:
print(colorText.FAIL +
"[+] Stock shuffling is inactive." + colorText.END)
if self.configManager.stageTwo:
print(
colorText.BLUE + "[+] Screening only for the stocks in Stage-2! Edit User Config to change this." + colorText.END)
else:
print(
colorText.FAIL + "[+] Screening only for the stocks in all Stages! Edit User Config to change this." + colorText.END)
else:
input(
colorText.FAIL + "=> Error getting stock codes from NSE! Press any key to exit!" + colorText.END)
sys.exit("Exiting script..")
return listStockCodes
# Fetch stock price data from Yahoo finance
def fetchStockData(self, stockCode, period, duration, proxyServer, screenResultsCounter, screenCounter, totalSymbols, backtestDate=None, printCounter=False, tickerOption=None):
dateDict = None
with SuppressOutput(suppress_stdout=True, suppress_stderr=True):
append_exchange = ".NS"
if tickerOption == 15 or tickerOption == 16:
append_exchange = ""
data = yf.download(
tickers=stockCode + append_exchange,
period=period,
interval=duration,
proxy=proxyServer,
progress=False,
timeout=10,
start=self._getBacktestDate(backtest=backtestDate)[0],
end=self._getBacktestDate(backtest=backtestDate)[1]
)
if backtestDate != datetime.date.today():
dateDict = self._getDatesForBacktestReport(backtest=backtestDate)
backtestData = yf.download(
tickers=stockCode + append_exchange,
interval='1d',
proxy=proxyServer,
progress=False,
timeout=10,
start=backtestDate - datetime.timedelta(days=1),
end=backtestDate + datetime.timedelta(days=370)
)
for key, value in dateDict.copy().items():
if value is not None:
try:
dateDict[key] = backtestData.loc[pd.Timestamp(value)]['Close']
except KeyError:
continue
dateDict['T+52wkH'] = backtestData['High'].max()
dateDict['T+52wkL'] = backtestData['Low'].min()
if printCounter:
sys.stdout.write("\r\033[K")
try:
print(colorText.BOLD + colorText.GREEN + ("[%d%%] Screened %d, Found %d. Fetching data & Analyzing %s..." % (
int((screenCounter.value/totalSymbols)*100), screenCounter.value, screenResultsCounter.value, stockCode)) + colorText.END, end='')
except ZeroDivisionError:
pass
if len(data) == 0:
print(colorText.BOLD + colorText.FAIL +
"=> Failed to fetch!" + colorText.END, end='\r', flush=True)
raise StockDataEmptyException
return None
print(colorText.BOLD + colorText.GREEN + "=> Done!" +
colorText.END, end='\r', flush=True)
return data, dateDict
# Get Daily Nifty 50 Index:
def fetchLatestNiftyDaily(self, proxyServer=None):
data = yf.download(
tickers="^NSEI",
period='5d',
interval='1d',
proxy=proxyServer,
progress=False,
timeout=10
)
gold = yf.download(
tickers="GC=F",
period='5d',
interval='1d',
proxy=proxyServer,
progress=False,
timeout=10
).add_prefix(prefix='gold_')
crude = yf.download(
tickers="CL=F",
period='5d',
interval='1d',
proxy=proxyServer,
progress=False,
timeout=10
).add_prefix(prefix='crude_')
data = pd.concat([data, gold, crude], axis=1)
return data
# Get Data for Five EMA strategy
def fetchFiveEmaData(self, proxyServer=None):
nifty_sell = yf.download(
tickers="^NSEI",
period='5d',
interval='5m',
proxy=proxyServer,
progress=False,
timeout=10
)
banknifty_sell = yf.download(
tickers="^NSEBANK",
period='5d',
interval='5m',
proxy=proxyServer,
progress=False,
timeout=10
)
nifty_buy = yf.download(
tickers="^NSEI",
period='5d',
interval='15m',
proxy=proxyServer,
progress=False,
timeout=10
)
banknifty_buy = yf.download(
tickers="^NSEBANK",
period='5d',
interval='15m',
proxy=proxyServer,
progress=False,
timeout=10
)
return nifty_buy, banknifty_buy, nifty_sell, banknifty_sell
# Load stockCodes from the watchlist.xlsx
def fetchWatchlist(self):
createTemplate = False
data = pd.DataFrame()
try:
data = pd.read_excel('watchlist.xlsx')
except FileNotFoundError:
print(colorText.BOLD + colorText.FAIL +
f'[+] watchlist.xlsx not found in f{os.getcwd()}' + colorText.END)
createTemplate = True
try:
if not createTemplate:
data = data['Stock Code'].values.tolist()
except KeyError:
print(colorText.BOLD + colorText.FAIL +
'[+] Bad Watchlist Format: First Column (A1) should have Header named "Stock Code"' + colorText.END)
createTemplate = True
if createTemplate:
if isDocker():
print(colorText.BOLD + colorText.FAIL +
f'[+] This feature is not available with dockerized application. Try downloading .exe/.bin file to use this!' + colorText.END)
return None
sample = {'Stock Code': ['SBIN', 'INFY', 'TATAMOTORS', 'ITC']}
sample_data = pd.DataFrame(sample, columns=['Stock Code'])
sample_data.to_excel('watchlist_template.xlsx',
index=False, header=True)
print(colorText.BOLD + colorText.BLUE +
f'[+] watchlist_template.xlsx created in {os.getcwd()} as a referance template.' + colorText.END)
return None
return data
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