ubuntu install software reported timed out

ubuntu often unsuccessful when you install the software, such as the common; when pip install --upgrade pip, an error:

       ReadTimeoutError: HTTPSConnectionPool(host='files.pythonhosted.org', port=443): Read timed out

 

 

Solution: Add --default-timeout = 1000

    I.e. pip install --upgrade pip --default-timeout = 1000 install