class_docstr: Class for interacting with a GitHub repository.
  
  .. note::
  
      To interact with private GitHub repositories that you have access to,
      provide your GitHub personal access token by setting the
      ``GITHUB_TOKEN`` environment variable.
  
  Args:
      repo: the GitHub repository or identifier, which can be:
  
          -   a GitHub URL like ``https://github.com/<user>/<repo>``
          -   a GitHub ref like
              ``https://github.com/<user>/<repo>/tree/<branch>`` or
              ``https://github.com/<user>/<repo>/commit/<commit>``
          -   a GitHub ref string like ``<user>/<repo>[/<ref>]``
docstr: Downloads the file at the given path.
  
  Args:
      path: the filepath in the repository
      outpath (None): a path on disk to write the file
  
  Returns:
      the file bytes, if no ``outpath`` is provided
docstr_tok: ["Downloads","the","file","at","the","given","path",".","Args",":","path",":","the","filepath","in","the","repository","outpath","(","None",")",":","a","path","on","disk","to","write","the","file","Returns",":","the","file","bytes",",","if","no","``","outpath","``","is","provided"]
code: def get_file(self, path, outpath=None):
      """Downloads the file at the given path.
  
      Args:
          path: the filepath in the repository
          outpath (None): a path on disk to write the file
  
      Returns:
          the file bytes, if no ``outpath`` is provided
      """
      if self.ref:
          ref = self.ref
      else:
          ref = self.get_repo_info()["default_branch"]
  
      url = f"https://raw.githubusercontent.com/{self.user}/{self.repo}/{ref}/{path}"
      content = self._get(url, json=False)
  
      if outpath is not None:
          etau.write_file(content, outpath)
          return
  
      return content
  
imports: import logging
  import os
  import re
  import requests
  import eta.core.utils
  import eta.core.web
label_desc: Use image node_id 8 for calling the GitHubRepository obj's underlying member method code with example usage: obj.get_file(path, outpath) and returns: content