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import requests
import os
from typing import Optional
from urllib.parse import urlparse, unquote
import gdrive
def get_filename_from_url(url: str, cd: Optional[str]) -> str:
"""
Extracts and returns the filename from the URL or content-disposition header.
"""
if cd:
fname = [x.strip() for x in cd.split(';') if x.strip().startswith('filename=')]
if fname:
return unquote(fname[0].split('=')[1].strip('"'))
# Fallback to extracting filename from URL
parsed_url = urlparse(url)
return os.path.basename(parsed_url.path)
def download_file(url: str, save_dir: Optional[str] = None, save_name: Optional[str] = None) -> None:
"""
Downloads a file from the given URL and saves it in the specified directory.
If the directory does not exist, it will be created.
"""
try:
response = requests.get(url, stream=True)
response.raise_for_status()
filename = save_name if save_name else get_filename_from_url(url, response.headers.get('content-disposition'))
if save_dir:
os.makedirs(save_dir, exist_ok=True)
file_path = os.path.join(save_dir, filename)
else:
file_path = filename
with open(file_path, 'wb') as file:
for chunk in response.iter_content(chunk_size=8192):
if chunk:
file.write(chunk)
print(f"File downloaded and saved as: {file_path}")
except requests.exceptions.HTTPError as err:
print(f"HTTP Error: {err}")
except Exception as e:
print(f"Error: {e}")
if __name__ == "__main__":
# Example Usage
url = "https://llamahack.slack.com/files/U069A8NRB9T/F068ZTLK9KR/anthem_hsa_medical_insurance_benefit_booklet.pdf"
download_file(url,"data")
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