C:\Users>pip install requersts
WARNING: Retrying (Retry(total=4, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x00000209C1D001C0>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝,无法连接。'))': /simple/requersts/
WARNING: Retrying (Retry(total=3, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x00000209C1D00850>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝,无法连接。'))': /simple/requersts/
WARNING: Retrying (Retry(total=2, connect=None, read=None, redirect=None, status=None)) after connection broken by 'ProxyError('Cannot connect to proxy.', NewConnectionError('<pip._vendor.urllib3.connection.HTTPSConnection object at 0x00000209C1D00A00>: Failed to establish a new connection: [WinError 10061] 由于目标计算机积极拒绝,无法连接。'))': /simple/requersts/
WARNING: Retrying (Retry(total=1, connect=None, read=None, redirect=None, status=None)) after connection broken by 'SSLError(SSLEOFError(8, 'EOF occurred in violation of protocol (_ssl.c:1122