Py 3.8 support (#88)

* start

* add removesuffix func (#3)

.github/workflows/python.yaml

@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        python-version: ["3.9"]
+        python-version: ["3.8"]
 
     steps:
       - uses: actions/checkout@v3

src/python/pose_format/bin/directory.py

@@ -1,20 +1,25 @@
-#!/usr/bin/env python
-
 import argparse
 import os
 
 from pose_format.bin.pose_estimation import pose_video
 from tqdm import tqdm
 
 
+def removesuffix(text: str, suffix: str):
+	if text.endswith(suffix):
+		return text[:-len(suffix)]
+	else:
+		return text
+
+
 def find_missing_pose_files(directory: str):
     all_files = os.listdir(directory)
     mp4_files = [f for f in all_files if f.endswith(".mp4")]
-    pose_files = {f.removesuffix(".pose") for f in all_files if f.endswith(".pose")}
+    pose_files = {removesuffix(f, ".pose") for f in all_files if f.endswith(".pose")}
     missing_pose_files = []
 
     for mp4_file in mp4_files:
-        base_name = mp4_file.removesuffix(".mp4")
+        base_name = removesuffix(mp4_file, ".mp4")
         if base_name not in pose_files:
             missing_pose_files.append(os.path.join(directory, mp4_file))
 
@@ -34,5 +39,5 @@ def main():
     missing_pose_files = find_missing_pose_files(args.directory)
 
     for mp4_path in tqdm(missing_pose_files):
-        pose_file_name = mp4_path.removesuffix(".mp4") + ".pose"
+        pose_file_name = removesuffix(mp4_path, ".mp4") + ".pose"
         pose_video(mp4_path, pose_file_name, 'mediapipe')

src/python/pyproject.toml

@@ -13,7 +13,7 @@ dependencies = [
     "scipy",
     "tqdm"
 ]
-requires-python = ">= 3.9"
+requires-python = ">= 3.8"
 
 [project.optional-dependencies]
 dev = [