add retry mechanism

[agrouaze]

When a query is on failure -> retry 1 or 2 times.

[agrouaze]

proposition for download method:

import requests
from requests.exceptions import ChunkedEncodingError

def download_data_with_retry(url, max_retries=3):
    for attempt in range(max_retries):
        try:
            response = requests.get(url)
            response.raise_for_status()  # Raise an HTTPError for bad responses
            return response.content
        except ChunkedEncodingError as e:
            print(f"Attempt {attempt + 1} failed: {e}")
            if attempt < max_retries - 1:
                print("Retrying...")
            else:
                print("Max retries reached. Exiting.")
                raise

# Example usage
url = "your_odata_api_url"
try:
    data = download_data_with_retry(url)
    # Process the data as needed
except Exception as e:
    print(f"Error: {e}")
    ```