download_v3gr_file_for_epoch
============================

.. py:function:: pride.io.download_v3gr_file_for_epoch(date: astropy.time.Time, output_directory: str | pathlib.Path) -> pathlib.Path

   Download V3GR file for a given date

   The function finds the URL of the V3GR file for the given epoch, and downloads it to the specified directory. The directory is created if it doesn't exist.

   :param epoch: Epoch in UTC
   :param output_directory: Directory to save the downloaded file