



import os
import re
import shutil
from argparse import ArgumentParser, Namespace

from datasets.commands import BaseDatasetsCLICommand
from datasets.utils.logging import get_logger


UpperCamelCase__ =						"<<<<<<< This should probably be modified because it mentions: "

UpperCamelCase__ =						"=======\n>>>>>>>\n"

UpperCamelCase__ =						[
    "TextEncoderConfig",
    "ByteTextEncoder",
    "SubwordTextEncoder",
    "encoder_config",
    "maybe_build_from_corpus",
    "manual_dir",
]

UpperCamelCase__ =						[
    # (pattern, replacement)
    # Order is important here for some replacements
    (R"tfds\.core", R"datasets"),
    (R"tf\.io\.gfile\.GFile", R"open"),
    (R"tf\.([\w\d]+)", R"datasets.Value('\1')"),
    (R"tfds\.features\.Text\(\)", R"datasets.Value('string')"),
    (R"tfds\.features\.Text\(", R"datasets.Value('string'),"),
    (R"features\s*=\s*tfds.features.FeaturesDict\(", R"features=datasets.Features("),
    (R"tfds\.features\.FeaturesDict\(", R"dict("),
    (R"The TensorFlow Datasets Authors", R"The TensorFlow Datasets Authors and the HuggingFace Datasets Authors"),
    (R"tfds\.", R"datasets."),
    (R"dl_manager\.manual_dir", R"self.config.data_dir"),
    (R"self\.builder_config", R"self.config"),
]






def  UpperCAmelCase__    (    lowercase__   ) ->      Dict:
						return ConvertCommand(args.tfds_path						,       args.datasets_directory   )







class 			_lowerCAmelCase   ( _UpperCAmelCase			):






			"""simple docstring"""





			@staticmethod
			def 		snake_case__			(				lowercase	:       ArgumentParser   )						->					int:
									"""simple docstring"""







									__lowercase					=				parser.add_parser(
									    """convert"""			,     help="""Convert a TensorFlow Datasets dataset to a HuggingFace Datasets dataset."""			,     )
									train_parser.add_argument(
									    """--tfds_path"""			,     type=lowercase			,     required=lowercase			,     help="""Path to a TensorFlow Datasets folder to convert or a single tfds file to convert."""			,     )
									train_parser.add_argument(
									    """--datasets_directory"""			,     type=lowercase			,     required=lowercase			,     help="""Path to the HuggingFace Datasets folder."""   )
									train_parser.set_defaults(func=lowercase   )





			def __init__(				self	:       List[str]			,     lowercase	:       str			,     lowercase	:       str			,     *lowercase	:       Union[str, Any]   )						->					List[str]:
									"""simple docstring"""







									__lowercase					=				get_logger("""datasets-cli/converting"""   )

									__lowercase					=				tfds_path
									__lowercase					=				datasets_directory







			def 		snake_case__			(				self	:       Tuple   )						->					str:
									"""simple docstring"""







									if os.path.isdir(self._tfds_path   ):
															__lowercase					=				os.path.abspath(self._tfds_path   )
									elif os.path.isfile(self._tfds_path   ):
															__lowercase					=				os.path.dirname(self._tfds_path   )
									else:
															raise ValueError("""--tfds_path is neither a directory nor a file. Please check path."""   )

									__lowercase					=				os.path.abspath(self._datasets_directory   )

									self._logger.info(F"Converting datasets from {abs_tfds_path} to {abs_datasets_path}"   )

									__lowercase					=				[]
									__lowercase					=				[]
									__lowercase					=				{}

									if os.path.isdir(self._tfds_path   ):
															__lowercase					=				os.listdir(lowercase   )
									else:
															__lowercase					=				[os.path.basename(self._tfds_path   )]

									for f_name in file_names:
															self._logger.info(F"Looking at file {f_name}"   )
															__lowercase					=				os.path.join(lowercase			,     lowercase   )
															__lowercase					=				os.path.join(lowercase			,     lowercase   )

															if not os.path.isfile(lowercase   ) or "__init__" in f_name or "_test" in f_name or ".py" not in f_name:
																					self._logger.info("""Skipping file"""   )
																					continue

															with open(lowercase			,     encoding="""utf-8"""   ) as f:
																					__lowercase					=				f.readlines()

															__lowercase					=				[]
															__lowercase					=				False
															__lowercase					=				False
															__lowercase					=				[]
															for line in lines:
																					__lowercase					=				line

																					# Convert imports
																					if "import tensorflow.compat.v2 as tf" in out_line:
																											continue
																					elif "@tfds.core" in out_line:
																											continue
																					elif "builder=self" in out_line:
																											continue
																					elif "import tensorflow_datasets.public_api as tfds" in out_line:
																											__lowercase					=				"""import datasets\n"""
																					elif "import tensorflow" in out_line:
																											# order is important here
																											__lowercase					=				""""""
																											continue
																					elif "from absl import logging" in out_line:
																											__lowercase					=				"""from datasets import logging\n"""
																					elif "getLogger" in out_line:
																											__lowercase					=				out_line.replace("""getLogger"""			,     """get_logger"""   )
																					elif any(expression in out_line for expression in TO_HIGHLIGHT   ):
																											__lowercase					=				True
																											__lowercase					=				list(filter(lambda lowercase   : e in out_line			,     lowercase   )   )
																											out_lines.append(HIGHLIGHT_MESSAGE_PRE + str(lowercase   ) + """\n"""   )
																											out_lines.append(lowercase   )
																											out_lines.append(lowercase   )
																											continue
																					else:
																											for pattern, replacement in TO_CONVERT:
																																	__lowercase					=				re.sub(lowercase			,     lowercase			,     lowercase   )

                # Take care of saving utilities (to later move them together with main script)
																					if "tensorflow_datasets" in out_line:
																											__lowercase					=				re.match(r"""from\stensorflow_datasets.*import\s([^\.\r\n]+)"""			,     lowercase   )
																											tfds_imports.extend(imp.strip() for imp in match.group(1   ).split(""","""   )   )
																											__lowercase					=				"""from . import """ + match.group(1   )

																					# Check we have not forget anything
																					if "tf." in out_line or "tfds." in out_line or "tensorflow_datasets" in out_line:
																											raise ValueError(F"Error converting {out_line.strip()}"   )

																					if "GeneratorBasedBuilder" in out_line or "BeamBasedBuilder" in out_line:
																											__lowercase					=				True
																					out_lines.append(lowercase   )

															if is_builder or "wmt" in f_name:
																					# We create a new directory for each dataset
																					__lowercase					=				f_name.replace(""".py"""			,     """"""   )
																					__lowercase					=				os.path.join(lowercase			,     lowercase   )
																					__lowercase					=				os.path.join(lowercase			,     lowercase   )
																					os.makedirs(lowercase			,     exist_ok=lowercase   )
																					self._logger.info(F"Adding directory {output_dir}"   )
																					imports_to_builder_map.update({imp: output_dir for imp in tfds_imports}   )
															else:
																					# Utilities will be moved at the end
																					utils_files.append(lowercase   )

															if needs_manual_update:
																					with_manual_update.append(lowercase   )

															with open(lowercase			,     """w"""			,     encoding="""utf-8"""   ) as f:
																					f.writelines(lowercase   )
															self._logger.info(F"Converted in {output_file}"   )

									for utils_file in utils_files:
															try:
																					__lowercase					=				os.path.basename(lowercase   )
																					__lowercase					=				imports_to_builder_map[f_name.replace(""".py"""			,     """"""   )]
																					self._logger.info(F"Moving {dest_folder} to {utils_file}"   )
																					shutil.copy(lowercase			,     lowercase   )
															except KeyError:
																					self._logger.error(F"Cannot find destination folder for {utils_file}. Please copy manually."   )

									if with_manual_update:
															for file_path in with_manual_update:
																					self._logger.warning(
																					    F"You need to manually update file {file_path} to remove configurations using 'TextEncoderConfig'."   )









def  UpperCAmelCase__    (    lowercase__						,       lowercase__   ) ->      int:
						if len(lowercase__   ) != len(lowercase__   ):
												raise ValueError("""String lengths must match!"""   )

						__lowercase					=				0

						for chara, chara in zip(lowercase__						,       lowercase__   ):
												if chara != chara:
																		count += 1

						return count


if __name__ == "__main__":
			import doctest

			doctest.testmod()





