fix pypi upload error

Author: Neutree

.github/workflows/release_maixcam.yml

@@ -36,7 +36,7 @@ jobs:
           git clone https://github.com/sipeed/MaixCDK --depth=1
           export MAIXCDK_PATH=`pwd`/MaixCDK
           cd $maixpy_path
-          python -m pip install -U pip setuptools wheel twine
+          python -m pip install -U pip setuptools wheel twine packaging
           python -m pip install -r $MAIXCDK_PATH/requirements.txt
           python -m pip install pybind11-stubgen
           echo "--------------------------------"

.github/workflows/release_other_linux.yml

@@ -32,7 +32,7 @@ jobs:
           git clone https://github.com/sipeed/MaixCDK --depth=1
           export MAIXCDK_PATH=`pwd`/MaixCDK
           cd $pwd_path
-          python -m pip install -U pip setuptools wheel twine
+          python -m pip install -U pip setuptools wheel twine packaging
           python -m pip install -r $MAIXCDK_PATH/requirements.txt
           python -m pip install pybind11-stubgen
           echo "--------------------------------"

setup.py

@@ -289,9 +289,10 @@ def has_ext_modules(foo):
         with zipfile.ZipFile(os.path.join("dist", name), "r") as zip_ref:
             zip_ref.extractall("dist/temp")
         wheel_path = "dist/temp/MaixPy-{}.dist-info/WHEEL".format(__version__)
-        if not os.path.exists(wheel_path):
-            wheel_path = "dist/temp/maixpy-{}.dist-info/WHEEL".format(__version__)
-        with open(wheel_path, "r", encoding="utf-8") as f:
+        wheel_path_r = wheel_path
+        if not os.path.exists(wheel_path_r):
+            wheel_path_r = "dist/temp/maixpy-{}.dist-info/WHEEL".format(__version__)
+        with open(wheel_path_r, "r", encoding="utf-8") as f:
             lines = f.readlines()
         with open(wheel_path, "w", encoding="utf-8") as f:
             for line in lines: