pytest in pychram i found this message

C:\Users\da>pytest
Traceback (most recent call last):
File "c:\users\da\anaconda3\lib\runpy.py", line 193, in _run_module_as_main
"__main__", mod_spec)
File "c:\users\da\anaconda3\lib\runpy.py", line 85, in _run_code
exec(code, run_globals)
File "C:\Users\da\anaconda3\Scripts\pytest.exe\__main__.py", line 4, in <module>
File "c:\users\da\anaconda3\lib\site-packages\pytest\__init__.py", line 5, in <module>
from _pytest import __version__
ImportError: cannot import name '__version__' from '_pytest' (c:\users\da\anaconda3\lib\site-packages\_pytest\__init__.py)