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SEC_Spider.py
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SEC_Spider.py
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import re
import requests
from bs4 import BeautifulSoup
import pandas as pd
DEBUG = False
def make_url(base_for_url, comp):
url = base_for_url
for r in comp:
url = '{}/{}'.format(url, r)
return url
def check_ele_exists(html_soup):
"""Returns bs4 object or returns False"""
try:
if len(html_soup.findAll("td", {"class": "small"})) > 0:
td = html_soup.findAll("td", {"class": "small"})
return td
elif html_soup.find("h1").text != None:
print(html_soup.find("h1").text)
except: print("No statements available, check parameters.")
def get_sec_file(parameter_dict, hd):
parameter_dict["CIK"] = parameter_dict["CIK"].replace(".", "-")
base_url = r"https://www.sec.gov"
endpoint = r"https://www.sec.gov/cgi-bin/browse-edgar"
response = requests.get(url=endpoint, params=parameter_dict, headers=hd)
if DEBUG: print(parameter_dict["CIK"], response.url)
link_content = requests.get(response.url).content
soup = BeautifulSoup(link_content, 'html.parser')
td = check_ele_exists(soup)
Acc_list = []
# breakpoint()
if td: # don't ask for permission, ask for forgiveness.
for table_soup in td:
filings = table_soup.parent.findAll("td", {"nowrap": "nowrap"})
filing_name = filings[0].text
filing_link = filings[1].a.get("href")
link_list = (filing_link.split("/")[1:-1])
if filing_name == parameter_dict['type']:
Acc_list.append(link_list)
filing_number = Acc_list[0] # gets the latest 10-k
documents_url_json = make_url(base_url, [*filing_number, "index.json"])
content = requests.get(documents_url_json).json()
content_url = None
xml_summary = None
for file in content['directory']['item']:
if file['name'] == 'FilingSummary.xml':
xml_summary = base_url + content['directory']['name'] + "/" + file['name']
if DEBUG: print(parameter_dict['CIK'], ": ", xml_summary)
content_url = requests.get(xml_summary).content
xml_base_url = xml_summary.replace('FilingSummary.xml', '')
soup = BeautifulSoup(content_url, 'html.parser')
reports = soup.find('myreports')
master_reports = []
for report in reports.find_all('report')[:-1]:
report_dict = dict()
report_dict['name_short'] = report.shortname.text
report_dict['name_long'] = report.longname.text
report_dict['position'] = report.position.text # no position
report_dict['category'] = report.menucategory.text # no category
report_dict['reporttype'] = report.reporttype.text
report_dict['url'] = xml_base_url + report.htmlfilename.text
master_reports.append(report_dict)
BS = ["balance sheet", "financial position", "financial condition", "statements of condition",
"statement of condition"]
IS = ["income statement", "earnings", "operations", "statement of income", "statements of income"]
CF = ["cash flow"]
EQ = ["equity", "statement of shareholder"]
CI = ["comprehensive income", "comprehensive loss", "comprehensive income (loss)",
"comprehensive operation", "comprehensive earnings"]
statements_dict = {}
for report_dict in master_reports:
name_short = report_dict["name_short"].lower()
reporttype = report_dict["reporttype"].lower()
if reporttype == "sheet" and name_short.find("parenthetical") < 0:
for i in BS:
if len(re.findall(i, name_short)) != 0:
if not statements_dict.get("BS"):
if DEBUG:
print(name_short, ",", i)
print("BS =", report_dict['url'])
statements_dict["BS"] = report_dict["url"]
for i in IS: # How do you reduces the conditions (make the matches less specific if no match) in a pythonic way.
if len(re.findall(i, name_short)) != 0 and len(re.findall("comprehensive", name_short)) == 0:
if not statements_dict.get("IS"):
if DEBUG:
print(name_short, ",", i)
print("IS =", report_dict['url'])
statements_dict["IS"] = report_dict["url"]
elif len(re.findall(i, name_short)) != 0:
if not statements_dict.get("IS"):
if DEBUG:
print(name_short, ",", i)
print("IS =", report_dict['url'])
statements_dict["IS"] = report_dict["url"]
for i in CF:
if len(re.findall(i, name_short)) != 0:
if not statements_dict.get("CF"):
if DEBUG:
print(name_short, ",", i)
print("CF =", report_dict['url'])
statements_dict["CF"] = report_dict["url"]
for i in EQ:
if len(re.findall(i, name_short)) != 0:
if not statements_dict.get("EQ"):
if DEBUG:
print(name_short, ",", i)
print("EQ =", report_dict['url'])
statements_dict["EQ"] = report_dict["url"]
for i in CI:
if len(re.findall(i, name_short)) != 0:
if not statements_dict.get("CI"):
if DEBUG:
print(name_short, ",", i)
print("CI =", report_dict['url'])
statements_dict["CI"] = report_dict["url"]
return statements_dict
def parse_sec_file(file_url):
statement_data = dict()
statement_data['headers'] = ["Taxonomy", "Category"]
statement_data['data'] = []
statement_data['periods'] = []
resp = requests.get(file_url).content
report_soup = BeautifulSoup(resp, 'html.parser')
has_colspan = False
for row in report_soup.table.find_all('tr'):
table_header = row.find_all("th", {"class": "th"})
for i in table_header:
if i.attrs.get("colspan") and re.search("^[0-9]", i.text):
has_colspan = True
colspan = i.attrs.get("colspan")
statement_data['periods'].append([i.text, int(colspan)])
else:
statement_data['periods'].append(i.text)
for ele in table_header:
if not ele.sup:
ele = ele.text.strip()
if not re.search("^[0-9]", ele):
statement_data['headers'].append(ele)
row_value = row.find_all(["a", "td"], ["num", "nump", "a", "text"]) # nump for shop is not working
row_tox = re.findall("defref_\w+.\w+", str(row.find("a")))
if row_value:
val = [ele.text.strip() for ele in row_value]
if row_tox:
val.insert(0, *row_tox)
statement_data['data'].append(val)
income_df = pd.DataFrame(statement_data['data'])
income_df = income_df.replace('[\$,)]', '', regex=True).replace('[(]', '-', regex=True) \
.replace('', 'NaN', regex=True)
income_df.columns = statement_data["headers"]
income_df.iloc[:, 2:] = income_df.iloc[:, 2:].astype(float, errors="ignore")
if has_colspan:
period_break = statement_data['periods'][0][1] + 2
if len(statement_data['periods']) > 1:
income_df.loc[-1, 2:period_break] = statement_data['periods'][0][0]
income_df.loc[-1, period_break:] = statement_data['periods'][1][0]
income_df.index = income_df.index + 1
income_df.sort_index(inplace=True)
else:
income_df.loc[-1, 2:period_break] = statement_data['periods'][0][0]
income_df.index = income_df.index + 1
income_df.sort_index(inplace=True)
else:
if DEBUG:
print("Period length not provided")
return income_df
ticker = "AAPL"
file_type = '10-K'
date_prior = '20200101'
param_dict = {'action': 'getcompany',
'CIK': ticker,
'type': file_type,
'dateb': date_prior,
'owner': 'exclude',
'start': '',
'output': '',
'count': '10'}
headers = {
'User-agent': 'Sample Company Name AdminContact@<sample company domain>.com', # CHANGE THIS TO YOUR OWN USER-AGENT
'Accept-Encoding': 'gzip',
'Host': 'www.sec.gov',
}
statements_dict = get_sec_file(param_dict, headers)
print(statements_dict)
if statements_dict:
with pd.ExcelWriter(ticker + '_' + file_type + '.xlsx') as writer:
for k, v in statements_dict.items():
filings_df = parse_sec_file(v)
filings_df.to_excel(writer, sheet_name=k)