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Python 3 code to extract stock market data from yahoo finance
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from lxml import html | |
import requests | |
from time import sleep | |
import json | |
import argparse | |
from collections import OrderedDict | |
from time import sleep | |
def parse(ticker): | |
url = "http://finance.yahoo.com/quote/%s?p=%s"%(ticker,ticker) | |
response = requests.get(url, verify=False) | |
print ("Parsing %s"%(url)) | |
sleep(4) | |
parser = html.fromstring(response.text) | |
summary_table = parser.xpath('//div[contains(@data-test,"summary-table")]//tr') | |
summary_data = OrderedDict() | |
other_details_json_link = "https://query2.finance.yahoo.com/v10/finance/quoteSummary/{0}?formatted=true&lang=en-US®ion=US&modules=summaryProfile%2CfinancialData%2CrecommendationTrend%2CupgradeDowngradeHistory%2Cearnings%2CdefaultKeyStatistics%2CcalendarEvents&corsDomain=finance.yahoo.com".format(ticker) | |
summary_json_response = requests.get(other_details_json_link) | |
try: | |
json_loaded_summary = json.loads(summary_json_response.text) | |
y_Target_Est = json_loaded_summary["quoteSummary"]["result"][0]["financialData"]["targetMeanPrice"]['raw'] | |
earnings_list = json_loaded_summary["quoteSummary"]["result"][0]["calendarEvents"]['earnings'] | |
eps = json_loaded_summary["quoteSummary"]["result"][0]["defaultKeyStatistics"]["trailingEps"]['raw'] | |
datelist = [] | |
for i in earnings_list['earningsDate']: | |
datelist.append(i['fmt']) | |
earnings_date = ' to '.join(datelist) | |
for table_data in summary_table: | |
raw_table_key = table_data.xpath('.//td[contains(@class,"C(black)")]//text()') | |
raw_table_value = table_data.xpath('.//td[contains(@class,"Ta(end)")]//text()') | |
table_key = ''.join(raw_table_key).strip() | |
table_value = ''.join(raw_table_value).strip() | |
summary_data.update({table_key:table_value}) | |
summary_data.update({'1y Target Est':y_Target_Est,'EPS (TTM)':eps,'Earnings Date':earnings_date,'ticker':ticker,'url':url}) | |
return summary_data | |
except: | |
print ("Failed to parse json response") | |
return {"error":"Failed to parse json response"} | |
if __name__=="__main__": | |
argparser = argparse.ArgumentParser() | |
argparser.add_argument('ticker',help = '') | |
args = argparser.parse_args() | |
ticker = args.ticker | |
print ("Fetching data for %s"%(ticker)) | |
scraped_data = parse(ticker) | |
print ("Writing data to output file") | |
with open('%s-summary.json'%(ticker),'w') as fp: | |
json.dump(scraped_data,fp,indent = 4) |
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