code: def content(self):
          '''Return the content of the file.
  
          If this function is invoked, the contents of the entire file is read
          and cached.
  
          Returns:
              ``bytes``: The entire content of the file.
          '''
          if not self._content_data:
              if is_seekable(self.file):
                  with wpull.util.reset_file_offset(self.file):
                      self._content_data = self.file.read()
              else:
                  self._content_data = self.file.read()
  
          return self._content_datf content(self):
          '''Return the content of the file.
  
          If this function is invoked, the contents of the entire file is read
          and cached.
  
          Returns:
              ``bytes``: The entire content of the file.
          '''
          if not self._content_data:
              if is_seekable(self.file):
                  with wpull.util.reset_file_offset(self.file):
                      self._content_data = self.file.read()
              else:
                  self._content_data = self.file.read()
  
          return self._content_data
docs: Return the content of the file.
  
          If this function is invoked, the contents of the entire file is read
          and cached.
  
          Returns:
              ``bytes``: The entire content of the file.