Callback to copy files using `gfile.copy` to an export directory. This method is used as the default `assets_callback` in `Exporter.init` to copy assets from the `assets_collection`. It can also be invoked directly to copy additional supplementary files into the export directory (in which cas
(files_to_copy, export_dir_path)
| 44 | @deprecated("2017-06-30", |
| 45 | "No longer supported. Switch to SavedModel immediately.") |
| 46 | def gfile_copy_callback(files_to_copy, export_dir_path): |
| 47 | """Callback to copy files using `gfile.copy` to an export directory. |
| 48 | |
| 49 | This method is used as the default `assets_callback` in `Exporter.init` to |
| 50 | copy assets from the `assets_collection`. It can also be invoked directly to |
| 51 | copy additional supplementary files into the export directory (in which case |
| 52 | it is not a callback). |
| 53 | |
| 54 | Args: |
| 55 | files_to_copy: A dictionary that maps original file paths to desired |
| 56 | basename in the export directory. |
| 57 | export_dir_path: Directory to copy the files to. |
| 58 | """ |
| 59 | logging.info("Write assets into: %s using gfile_copy.", export_dir_path) |
| 60 | gfile.MakeDirs(export_dir_path) |
| 61 | for source_filepath, basename in files_to_copy.items(): |
| 62 | new_path = os.path.join( |
| 63 | compat.as_bytes(export_dir_path), compat.as_bytes(basename)) |
| 64 | logging.info("Copying asset %s to path %s.", source_filepath, new_path) |
| 65 | |
| 66 | if gfile.Exists(new_path): |
| 67 | # Guard against being restarted while copying assets, and the file |
| 68 | # existing and being in an unknown state. |
| 69 | # TODO(b/28676216): Do some file checks before deleting. |
| 70 | logging.info("Removing file %s.", new_path) |
| 71 | gfile.Remove(new_path) |
| 72 | gfile.Copy(source_filepath, new_path) |
| 73 | |
| 74 | |
| 75 | @deprecated("2017-06-30", |