fix

.github/workflows/stale.yml

@@ -17,7 +17,7 @@ jobs:
     - name: Setup Python
       uses: actions/setup-python@v4
       with:
-        python-version: 3.7
+        python-version: 3.8
 
     - name: Install requirements
       run: |

CONTRIBUTING.md

@@ -130,7 +130,7 @@ You will need basic `git` proficiency to contribute to
 manual. Type `git --help` in a shell and enjoy! If you prefer books, [Pro
 Git](https://git-scm.com/book/en/v2) is a very good reference.
 
-You'll need **[Python 3.7]((https://github.com/huggingface/transformers/blob/main/setup.py#L426))** or above to contribute to 🤗 Transformers. Follow the steps below to start contributing:
+You'll need **[Python 3.8]((https://github.com/huggingface/transformers/blob/main/setup.py#L426))** or above to contribute to 🤗 Transformers. Follow the steps below to start contributing:
 
 1. Fork the [repository](https://github.com/huggingface/transformers) by
    clicking on the **[Fork](https://github.com/huggingface/transformers/fork)** button on the repository's page. This creates a copy of the code

setup.py

@@ -149,7 +149,7 @@ _deps = [
     "pytest>=7.2.0",
     "pytest-timeout",
     "pytest-xdist",
-    "python>=3.7.0",
+    "python>=3.8.0",
     "ray[tune]",
     "regex!=2019.12.17",
     "requests",
@@ -413,7 +413,6 @@ extras["agents"] = deps_list(
 
 # when modifying the following list, make sure to update src/transformers/dependency_versions_check.py
 install_requires = [
-    deps["importlib_metadata"] + ";python_version<'3.8'",  # importlib_metadata for Python versions that don't have it
     deps["filelock"],  # filesystem locks, e.g., to prevent parallel downloads
     deps["huggingface-hub"],
     deps["numpy"],
@@ -444,7 +443,7 @@ setup(
     zip_safe=False,
     extras_require=extras,
     entry_points={"console_scripts": ["transformers-cli=transformers.commands.transformers_cli:main"]},
-    python_requires=">=3.7.0",
+    python_requires=">=3.8.0",
     install_requires=install_requires,
     classifiers=[
         "Development Status :: 5 - Production/Stable",
@@ -454,7 +453,6 @@ setup(
         "License :: OSI Approved :: Apache Software License",
         "Operating System :: OS Independent",
         "Programming Language :: Python :: 3",
-        "Programming Language :: Python :: 3.7",
         "Programming Language :: Python :: 3.8",
         "Programming Language :: Python :: 3.9",
         "Programming Language :: Python :: 3.10",

src/transformers/dependency_versions_table.py

@@ -54,7 +54,7 @@ deps = {
     "pytest": "pytest>=7.2.0",
     "pytest-timeout": "pytest-timeout",
     "pytest-xdist": "pytest-xdist",
-    "python": "python>=3.7.0",
+    "python": "python>=3.8.0",
     "ray[tune]": "ray[tune]",
     "regex": "regex!=2019.12.17",
     "requests": "requests",

src/transformers/hf_argparser.py

@@ -21,19 +21,11 @@ from copy import copy
 from enum import Enum
 from inspect import isclass
 from pathlib import Path
-from typing import Any, Callable, Dict, Iterable, List, NewType, Optional, Tuple, Union, get_type_hints
+from typing import Any, Callable, Dict, Iterable, List, Literal, NewType, Optional, Tuple, Union, get_type_hints
 
 import yaml
 
 
-try:
-    # For Python versions <3.8, Literal is not in typing: https://peps.python.org/pep-0586/
-    from typing import Literal
-except ImportError:
-    # For Python 3.7
-    from typing_extensions import Literal
-
-
 DataClass = NewType("DataClass", Any)
 DataClassType = NewType("DataClassType", Any)
 

src/transformers/utils/versions.py

@@ -15,6 +15,7 @@
 Utilities for working with package versions
 """
 
+import importlib.metadata as importlib_metadata
 import operator
 import re
 import sys
@@ -23,13 +24,6 @@ from typing import Optional
 from packaging import version
 
 
-# The package importlib_metadata is in a different place, depending on the python version.
-if sys.version_info < (3, 8):
-    import importlib_metadata
-else:
-    import importlib.metadata as importlib_metadata
-
-
 ops = {
     "<": operator.lt,
     "<=": operator.le,

tests/utils/test_hf_argparser.py

@@ -22,7 +22,7 @@ from argparse import Namespace
 from dataclasses import dataclass, field
 from enum import Enum
 from pathlib import Path
-from typing import List, Optional
+from typing import List, Literal, Optional
 
 import yaml
 
@@ -30,13 +30,6 @@ from transformers import HfArgumentParser, TrainingArguments
 from transformers.hf_argparser import make_choice_type_function, string_to_bool
 
 
-try:
-    # For Python versions <3.8, Literal is not in typing: https://peps.python.org/pep-0586/
-    from typing import Literal
-except ImportError:
-    # For Python 3.7
-    from typing_extensions import Literal
-
 # Since Python 3.10, we can use the builtin `|` operator for Union types
 # See PEP 604: https://peps.python.org/pep-0604
 is_python_no_less_than_3_10 = sys.version_info >= (3, 10)