encoding error

[calvan1970]

hi, i am a new programmer, i have an error, could you help me please?

C:\Programlar\Python36\python.exe C:/Programlar/Denemeler/ozet/run-tests.py Traceback (most recent call last): File "C:/Programlar/Denemeler/ozet/run-tests.py", line 9, in doctest.testfile(file) File "C:\Programlar\Python36\lib\doctest.py", line 2054, in testfile encoding or "utf-8") File "C:\Programlar\Python36\lib\doctest.py", line 223, in _load_testfile file_contents = file_contents.decode(encoding) UnicodeDecodeError: 'utf-8' codec can't decode byte 0xd2 in position 16: invalid continuation byte