Yes, I had to follow the video because I was getting an error when I followed your steps. To solve that I had to "conda install ujson "and “conda install tensorflow”. Then I was able to install rasa but I got the same error on the training.
The error I got with your steps:
Traceback (most recent call last): File “C:\Users\gabri\anaconda3\envs\rasa-test\Scripts\pip-script.py”, line 6, in from pip._internal.cli.main import main File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_internal\cli\main.py”, line 9, in from pip._internal.cli.autocompletion import autocomplete File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_internal\cli\autocompletion.py”, line 10, in from pip._internal.cli.main_parser import create_main_parser File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_internal\cli\main_parser.py”, line 8, in from pip._internal.cli import cmdoptions File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_internal\cli\cmdoptions.py”, line 23, in from pip._internal.cli.parser import ConfigOptionParser File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_internal\cli\parser.py”, line 12, in from pip._internal.configuration import Configuration, ConfigurationError File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_internal\configuration.py”, line 21, in from pip._internal.exceptions import ( File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_internal\exceptions.py”, line 8, in from pip.vendor.requests.models import Request, Response File "C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_vendor\requests_init.py", line 43, in from pip.vendor import urllib3 File "C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_vendor\urllib3_init.py", line 13, in from .connectionpool import HTTPConnectionPool, HTTPSConnectionPool, connection_from_url File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_vendor\urllib3\connectionpool.py”, line 40, in from .response import HTTPResponse File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_vendor\urllib3\response.py”, line 157, in class HTTPResponse(io.IOBase): File “C:\Users\gabri\anaconda3\envs\rasa-test\lib\site-packages\pip_vendor\urllib3\response.py”, line 390, in HTTPResponse DECODER_ERROR_CLASSES += (brotli.error,) AttributeError: module ‘brotli’ has no attribute ‘error’