下面的GitHub Pylint starter-workflow失败了，出现了很多pylint F0001错误。
下面是github-workflow的源代码：

name: Pylint

on: [push]

jobs:
  build:

    runs-on: ubuntu-latest

    steps:
    - uses: actions/checkout@v2
    - name: Set up Python 3.9
      uses: actions/setup-python@v2
      with:
        python-version: 3.9
    - name: Install dependencies
      run: |
        python -m pip install --upgrade pip
        pip install pylint
    - name: Analysing the code with pylint
      run: |
        pylint `ls -R|grep .py$|xargs`

以下是工作流输出的错误：

Run pylint $(ls -R | grep '.py$' | xargs)
************* Module __init__.py
__init__.py:1:0: F0001: No module named __init__.py (fatal)
__init__.py:1:0: F0001: No module named __init__.py (fatal)
************* Module pet.py
pet.py:1:0: F0001: No module named pet.py (fatal)
************* Module Authorization.py
Authorization.py:1:0: F0001: No module named Authorization.py (fatal)
************* Module Http.py
Http.py:1:0: F0001: No module named Http.py (fatal)
__init__.py:1:0: F0001: No module named __init__.py (fatal)
...
Error: Process completed with exit code 17.

为什么pylint找不到这些模块？