cast provider size metadata to int before comparing

 * GoogleDrive returns its file size metadata as a string rather than
   an int.  This was causing the max tabular file size checker to fail
   because we were trying to compare the metadata size (a str) to the
   configured maximum (an int).

Author: felliott

mfr/providers/osf/provider.py

@@ -102,12 +102,12 @@ async def metadata(self):
         size = metadata['data']['size']
 
         max_file_size = MAX_FILE_SIZE_TO_RENDER.get(ext)
-        if max_file_size and size and size > max_file_size:
+        if max_file_size and size and int(size) > max_file_size:
             raise TooBigToRenderError(
                 "This file with extension '{ext}' exceeds the size limit of {max_size} and will not "
                 "be rendered. To view this file download it and view it "
                 "offline.".format(ext=ext, max_size=sizeof_fmt(max_file_size)),
-                requested_size=size, maximum_size=max_file_size,
+                requested_size=int(size), maximum_size=max_file_size,
             )
 
         content_type = metadata['data']['contentType'] or mimetypes.guess_type(metadata['data']['name'])[0]