After installing:
pip install virtualenv
Running it yells:
    C:\programs\python\Python27\Scripts>virtualenv.exe
    Traceback (most recent call last):
      File "C:\programs\python\Python27\lib\runpy.py", line 162, in _run_module_as_main
        "__main__", fname, loader, pkg_name)
      File "C:\programs\python\Python27\lib\runpy.py", line 72, in _run_code
        exec code in run_globals
      File "C:\programs\python\Python27\Scripts\virtualenv.exe\__main__.py", line 5, in <module>
      File "C:\programs\python\Python27\lib\site-packages\virtualenv\__init__.py", line 3, in <module>
        from .run import cli_run, session_via_cli
      File "C:\programs\python\Python27\lib\site-packages\virtualenv\run\__init__.py", line 7, in <module>
        from ..app_data import make_app_data
      File "C:\programs\python\Python27\lib\site-packages\virtualenv\app_data\__init__.py", line 9, in <module>
        from platformdirs import user_data_dir
    ImportError: No module named platformdirs
Any ideas why this is happening ? pip 1.5.6