Python -Warnung: Wiederholung (Wiederholung (Gesamt = 4, Connect = None, Read = None, Redirect = None, Status = None)) ⇐ Python

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Ich versuche, PIP-Installation durchzuführen-upgrade pip < /code> und behalten

Erhalten Sie diesen Fehler: < /p>
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnection
Error(': Failed to establish a new connection: [WinError 10061] No connection could be made
because the target machine actively refused it'))': /simple/pytest/
WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnection
Error(': Failed to establish a new connection: [WinError 10061] No connection could be made
because the target machine actively refused it'))': /simple/pytest/
WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnection
Error(': Failed to establish a new connection: [WinError 10061] No connection could be made
because the target machine actively refused it'))': /simple/pytest/
WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnection
Error(': Failed to establish a new connection: [WinError 10061] No connection could be made
because the target machine actively refused it'))': /simple/pytest/
WARNING: Retrying (Retry(total=0, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnection
Error(': Failed to establish a new connection: [WinError 10061] No connection could be made
because the target machine actively refused it'))': /simple/pytest/
ERROR: Could not find a version that satisfies the requirement pytest
ERROR: No matching distribution found for pytest
< /code>
Außerdem kann ich aufgrund dieses Fehlers kein neues Paket installieren. /> Ich habe einige andere vorgeschlagene Lösungen online ausprobiert - immer noch kein Glück.

Ich verstehe>