How can I fix the attribute error in my pycharm IDE

Question

Traceback (most recent call last):
  File "C:\Users\SONY\PycharmProjects\Python Tuts\.idea\chammach.py", line 49, in <module>
    takeCommand()
  File "C:\Users\SONY\PycharmProjects\Python Tuts\.idea\chammach.py", line 31, in takeCommand
    with sr.Microphone as source:
AttributeError: __enter__

Process finished with exit code 1