drop python 3.8 support (#2575)

* feat: drop Python 3.8 support

* feat: drop Python 3.8 tests

* pre-commit

.github/workflows/unit_tests.yml

@@ -22,10 +22,10 @@ jobs:
     steps:
     - name: Checkout Code
       uses: actions/checkout@v4
-    - name: Set up Python 3.8
+    - name: Set up Python 3.9
       uses: actions/setup-python@v5
       with:
-        python-version: 3.8
+        python-version: 3.9
         cache: pip
         cache-dependency-path: pyproject.toml
     - name: Pre-Commit
@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: [ "3.8", "3.9", "3.10", "3.11" ]
+        python-version: ["3.9", "3.10", "3.11", "3.12" ]
     timeout-minutes: 30
     steps:
     - name: Checkout Code
@@ -75,10 +75,10 @@ jobs:
     steps:
     - name: Checkout Code
       uses: actions/checkout@v4
-    - name: Set up Python 3.8
+    - name: Set up Python 3.9
       uses: actions/setup-python@v5
       with:
-        python-version: 3.8
+        python-version: 3.9
         cache: pip
         cache-dependency-path: pyproject.toml
     - name: Install dependencies

lm_eval/decontamination/archiver.py

@@ -110,12 +110,15 @@ def __init__(self, file_path) -> None:
     def read_tqdm(self, update_frequency: int = 10000):
         current_file_position = 0
         line_counter = 0
-        with open(self.file_path, "r", encoding="utf-8") as fh, tqdm.tqdm(
-            total=os.path.getsize(self.file_path),
-            dynamic_ncols=True,
-            unit="byte",
-            unit_scale=1,
-        ) as progress:
+        with (
+            open(self.file_path, "r", encoding="utf-8") as fh,
+            tqdm.tqdm(
+                total=os.path.getsize(self.file_path),
+                dynamic_ncols=True,
+                unit="byte",
+                unit_scale=1,
+            ) as progress,
+        ):
             with mmap.mmap(fh.fileno(), length=0, access=mmap.ACCESS_READ) as mmap_obj:
                 for line in iter(mmap_obj.readline, b""):
                     line = line.decode("utf-8")

pyproject.toml

@@ -16,7 +16,7 @@ classifiers = [
     "License :: OSI Approved :: MIT License",
     "Operating System :: OS Independent",
 ]
-requires-python = ">=3.8"
+requires-python = ">=3.9"
 license = { "text" = "MIT" }
 dependencies = [
     "accelerate>=0.26.0",