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Getty_Location_Types.py
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Getty_Location_Types.py
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from bs4 import BeautifulSoup
import urllib.request
import json
from pathlib import Path
def get_Getty_TGN_types() -> list | None:
"""gets the types of locations from the getty website and returns a list of them"""
try:
web_page = urllib.request.urlopen("https://www.getty.edu/vow/TGNPlacePopup")
soup = BeautifulSoup(web_page.read(), "html.parser")
locations = soup.find_all(name="input", attrs={"name": "place_type"})
return [x["value"].strip() for x in locations]
except Exception as e:
print(f"failed to retrieve data:\n\t{e}")
return None
def check_Getty_loctype(
string: str, list_locs: list = None, json="location_types_pickled.json"
) -> bool:
if not list_locs:
list_locs = unpickle_json(json)
if string in list_locs:
return True
return False
def pickle_json(the_list: list, filename: Path | str = "Getty_Location_Types.json"):
"""Saves the content of the list as a json file"""
if not isinstance(filename, Path) and type(filename) != str:
raise ValueError(
"pickle_json function error:\n\tFilename must be a string or pathlib.Path"
)
if type(filename) == str:
try:
filename = Path(filename)
except Exception as e:
print(f"Failed to create the file {filename}:\n\t{e}")
if not filename.exists():
raise FileNotFoundError(filename)
if type(the_list) != list:
raise ValueError("pickle_json function error:\n\talist must be of type list")
if filename.suffix != ".json":
filename = filename.with_suffix(".json")
filename.write_text(json.dumps(the_list))
def unpickle_json(filename: str | Path) -> list:
"""Unpickles the json with all the location type definitions as a list"""
if not isinstance(filename, Path) and type(filename) != str:
raise ValueError(
"unpickle_json function error:\n\tFilename must be a string or pathlib.Path"
)
if type(filename) == str:
try:
filename = Path(filename)
except Exception as e:
print(f"Failed to create the file {filename}:\n\t{e}")
if not filename.exists():
raise FileNotFoundError(filename)
with filename.open() as file:
json_data = json.load(file)
if type(json_data) != list:
raise ValueError("unpickle_json function error:\n\tthe content of the json file must represent a list")
return json_data