Files
endoflife-date-release-data/src/aws-lambda.py

47 lines
2.6 KiB
Python

import logging
from bs4 import BeautifulSoup
from common import dates, http, releasedata
"""Fetches AWS lambda runtimes with their support / EOL dates from https://docs.aws.amazon.com."""
with releasedata.ProductData("aws-lambda") as product_data:
response = http.fetch_url("https://docs.aws.amazon.com/lambda/latest/dg/lambda-runtimes.html")
soup = BeautifulSoup(response.text, features="html5lib")
for table in soup.find_all("table"):
table_name = table.find("thead").find_all("tr")[0].find("th").get_text().strip().lower()
if table_name != "supported runtimes" and table_name != "deprecated runtimes":
logging.warning(f"unexpected table '{table_name}', skipping")
continue
headers = [th.get_text().strip().lower() for th in table.find("thead").find_all("tr")[1].find_all("th")]
if "identifier" not in headers or "deprecation date" not in headers or "block function update" not in headers:
message = f"table '{table_name}' does not contain the expected headers"
raise ValueError(message)
is_supported_table = table_name == "supported runtimes"
identifier_index = headers.index("identifier")
deprecation_date_index = headers.index("deprecation date")
block_function_update_index = headers.index("block function update")
for row in table.find("tbody").find_all("tr"):
cells = row.find_all("td")
identifier = cells[identifier_index].get_text().strip()
deprecation_date_str = cells[deprecation_date_index].get_text().strip()
deprecation_date = dates.parse_date(deprecation_date_str) if deprecation_date_str else None
if identifier == "nodejs4.3-edge":
# there is a mistake in the data: block function update date cannot be before the deprecation date
block_function_update_str = "2020-04-30"
else:
block_function_update_str = cells[block_function_update_index].get_text().strip()
block_function_update = dates.parse_date(block_function_update_str) if block_function_update_str else None
release = product_data.get_release(identifier)
# if no date is available, use False for supported runtimes and True for deprecated ones
release.set_eoas(deprecation_date if deprecation_date else not is_supported_table)
# if no date is available, use False for supported runtimes and True for deprecated ones
release.set_eol(block_function_update if block_function_update else not is_supported_table)