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created scrape and scrape meta for Monterey County District Attorney #74

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Aug 19, 2024
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93 changes: 93 additions & 0 deletions clean/ca/monterey_county_district_attorney.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,93 @@
import re
import time
from pathlib import Path

from bs4 import BeautifulSoup

from .. import utils
from ..cache import Cache
from ..config.monterey_county_district_attorney import index_request_headers


class Site:
"""Scrape file metadata and download files for the Monterey County District Attorney.

Attributes:
name (str): The official name of the agency
"""

name = "Monterey County District Attorney"

def __init__(
self,
data_dir: Path = utils.CLEAN_DATA_DIR,
cache_dir: Path = utils.CLEAN_CACHE_DIR,
):
"""Initialize a new instance.

Args:
data_dir (Path): The directory where downstream processed files/data will be saved
cache_dir (Path): The directory where files will be cached
"""
self.base_url = "https://www.countyofmonterey.gov/government/departments-a-h/district-attorney/press-releases/officer-involved-shootings"
self.data_dir = data_dir
self.cache_dir = cache_dir
self.cache = Cache(cache_dir)

@property
def agency_slug(self) -> str:
"""Construct the agency slug."""
# Use module path to construct agency slug, which we'll use downstream
mod = Path(__file__)
state_postal = mod.parent.stem
return f"{state_postal}_{mod.stem}" # ca_monterey_county_district_attorney

def scrape_meta(self, throttle=0):
# construct a local filename relative to the cache directory - agency slug + page url (ca_monterey_county_district_attorney/officer-involved-shootings.html)
# download the page (if not already cached)
# save the index page url to cache (sensible name)

date_pattern = re.compile(r"(\w+\s\d{1,2},\s?\d{4})")
name_pattern = re.compile(r"\(([^)]+)\)")
case_pattern = re.compile(r"Case:\s*(\w+)")
year_pattern = re.compile(r"\d{4}")
base_name = f"{self.base_url.split('/')[-1]}.html"
filename = f"{self.agency_slug}/{base_name}"

self.cache.download(filename, self.base_url, headers=index_request_headers)
metadata = []
html = self.cache.read(filename)
soup = BeautifulSoup(html, "html.parser")
body = soup.find("table", id="oisTable")
links = body.find_all("a")
for link in links:
td_tag = link.find_parent("td")
title = td_tag.get_text(strip=True)
td_text = td_tag.get_text(separator=" ").strip()
# Extract date
date_match = date_pattern.search(td_text)
date = date_match.group(1) if date_match else None
# Extract year from date
if date:
year_from_date = year_pattern.search(date).group()
else:
year_from_date = None
# Extract name
name_match = name_pattern.search(td_text)
name = name_match.group(1) if name_match else None
# Extract case number
case_match = case_pattern.search(td_text)
case_number = case_match.group(1) if case_match else title
payload = {
"asset_url": link["href"],
"case_id": case_number,
"name": name,
"title": title,
"parent_page": str(filename),
"details": {"date": date, "year": year_from_date},
}
metadata.append(payload)
time.sleep(throttle)
outfile = self.data_dir.joinpath(f"{self.agency_slug}.json")
self.cache.write_json(outfile, metadata)
return outfile
Empty file added clean/config/__init__.py
Empty file.
31 changes: 31 additions & 0 deletions clean/config/monterey_county_district_attorney.py
Original file line number Diff line number Diff line change
@@ -0,0 +1,31 @@
index_request_headers = {
"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
"accept-language": "en-US,en;q=0.9,nl;q=0.8,ur;q=0.7,ru;q=0.6",
"cache-control": "max-age=0",
"if-modified-since": "Tue, 06 Aug 2024 10:41:35 GMT",
"priority": "u=0, i",
"sec-ch-ua": '"Not)A;Brand";v="99", "Google Chrome";v="127", "Chromium";v="127"',
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": '"Windows"',
"sec-fetch-dest": "document",
"sec-fetch-mode": "navigate",
"sec-fetch-site": "none",
"sec-fetch-user": "?1",
"upgrade-insecure-requests": "1",
"user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36",
}

download_request_headers = {
"accept": "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7",
"accept-language": "en-US,en;q=0.9",
"priority": "u=0, i",
"sec-ch-ua": '"Not)A;Brand";v="99", "Google Chrome";v="127", "Chromium";v="127"',
"sec-ch-ua-mobile": "?0",
"sec-ch-ua-platform": '"Windows"',
"sec-fetch-dest": "document",
"sec-fetch-mode": "navigate",
"sec-fetch-site": "none",
"sec-fetch-user": "?1",
"upgrade-insecure-requests": "1",
"user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36",
}