Problem install rasa

i do pip install rasa --use-feature=2020-resolver in PowerShell but after installing a lot of packages i have

ERROR: Command errored out with exit status 1: command: ‘c:\users\hpr\appdata\local\programs\python\python39\python.exe’ -c ‘import sys, setuptools, tokenize; sys.argv[0] = ‘"’"‘C:\Users\HPr\AppData\Local\Temp\pip-install-lf111dct\rasa-core_b486eab1708f4be3afc7dfb0dc07c5f0\setup.py’"’"’; file=’"’"‘C:\Users\HPr\AppData\Local\Temp\pip-install-lf111dct\rasa-core_b486eab1708f4be3afc7dfb0dc07c5f0\setup.py’"’"’;f=getattr(tokenize, ‘"’"‘open’"’"’, open)(file);code=f.read().replace(’"’"’\r\n’"’"’, ‘"’"’\n’"’"’);f.close();exec(compile(code, file, ‘"’"‘exec’"’"’))’ egg_info --egg-base ‘C:\Users\HPr\AppData\Local\Temp\pip-pip-egg-info-1xhxx73v’ cwd: C:\Users\HPr\AppData\Local\Temp\pip-install-lf111dct\rasa-core_b486eab1708f4be3afc7dfb0dc07c5f0
Complete output (14 lines): Traceback (most recent call last): File “C:\Users\HPr\AppData\Local\Temp\pip-install-lf111dct\rasa-core_b486eab1708f4be3afc7dfb0dc07c5f0\setup.py”, line 9, in import pypandoc ModuleNotFoundError: No module named ‘pypandoc’

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "C:\Users\HPr\AppData\Local\Temp\pip-install-lf111dct\rasa-core_b486eab1708f4be3afc7dfb0dc07c5f0\setup.py", line 12, in <module>
    readme = open('README.md').read()
  File "c:\users\hpr\appdata\local\programs\python\python39\lib\encodings\cp1252.py", line 23, in decode
    return codecs.charmap_decode(input,self.errors,decoding_table)[0]
UnicodeDecodeError: 'charmap' codec can't decode byte 0x9d in position 882: character maps to <undefined>
----------------------------------------

ERROR: Command errored out with exit status 1: python setup.py egg_info Check the logs for full command output.

HELP

You should be using Python 3.7 or 3.8 and follow these instructions using a virtual environment if possible. Looks like you’re using python 3.9