Getting error while installing openxyl

WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘NewConnectionError(’<pip._vendor.urllib3.connection.HTTPSConnection object at 0x000001CB05737230>: Failed to establish a new connection: [Errno 11001] getaddrinfo failed’)‘: /simple/openpyxl/
WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘NewConnectionError(’<pip._vendor.urllib3.connection.HTTPSConnection object at 0x000001CB05703890>: Failed to establish a new connection: [Errno 11001] getaddrinfo failed’)‘: /simple/openpyxl/
WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by ‘NewConnectionError(’<pip._vendor.urllib3.connection.HTTPSConnection object at 0x000001CB057039D0>: Failed to establish a new connection: [Errno 11001] getaddrinfo failed’)': /simple/openpyxl/

That error can occur when your internet connection temporarily drops out

I often get this error when installing behind a Proxy/VPN.