运行python pip命令时,报如下错误:

Traceback (most recent call last):
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connection.py", line 174, in _new_conn
    conn = connection.create_connection(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\util\connection.py", line 73, in create_connection
    for res in socket.getaddrinfo(host, port, family, socket.SOCK_STREAM):
  File "D:\Users\z0048rzf\Anaconda3\lib\socket.py", line 954, in getaddrinfo
    for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno 11001] getaddrinfo failed

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 699, in urlopen
    httplib_response = self._make_request(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 382, in _make_request
    self._validate_conn(conn)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 1010, in _validate_conn
    conn.connect()
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connection.py", line 358, in connect
    conn = self._new_conn()
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connection.py", line 186, in _new_conn
    raise NewConnectionError(
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPSConnection object at 0x000001D47EFF7E80>: Failed to establish a new connection: [Errno 11001] getaddrinfo failed

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\adapters.py", line 439, in send
    raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='pypi.python.org', port=443): Max retries exceeded with url: /pypi/pywifi/json (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x000001D47EFF7E80>: Failed to establish a new connection: [Errno 11001] getaddrinfo failed'))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Users\z0048rzf\Anaconda3\lib\runpy.py", line 197, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "D:\Users\z0048rzf\Anaconda3\lib\runpy.py", line 87, in _run_code
    exec(code, run_globals)
  File "D:\Users\z0048rzf\Anaconda3\Scripts\pipreqs.exe\__main__.py", line 7, in <module>
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\pipreqs\pipreqs.py", line 488, in main
    init(args)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\pipreqs\pipreqs.py", line 439, in init
    imports = local + get_imports_info(difference,
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\pipreqs\pipreqs.py", line 179, in get_imports_info
    response = requests.get(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\api.py", line 75, in get
    return request('get', url, params=params, **kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\api.py", line 61, in request
    return session.request(method=method, url=url, **kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\sessions.py", line 542, in request
    resp = self.send(prep, **send_kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\sessions.py", line 655, in send
    r = adapter.send(request, **kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\adapters.py", line 516, in send
    raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='pypi.python.org', port=443): Max retries exceeded with url: /pypi/pywifi/json (Caused by NewConnectionError('<urllib3.connection.HTTPSConnection object at 0x000001D47EFF7E80>: Failed to establish a new connection: [Errno 11001] getaddrinfo failed'))
PS D:\Workspace\mc-webserver-interface-automation\MakeCFCard>
PS D:\Workspace\mc-webserver-interface-automation\MakeCFCard>
PS D:\Workspace\mc-webserver-interface-automation\MakeCFCard>
PS D:\Workspace\mc-webserver-interface-automation\MakeCFCard> pipreqs ./ --encoding=utf8 --force
Traceback (most recent call last):
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 699, in urlopen
    httplib_response = self._make_request(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 382, in _make_request   
    self._validate_conn(conn)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 1010, in _validate_conn 
    conn.connect()
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connection.py", line 416, in connect
    self.sock = ssl_wrap_socket(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\util\ssl_.py", line 449, in ssl_wrap_socket      
    ssl_sock = _ssl_wrap_socket_impl(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\util\ssl_.py", line 493, in _ssl_wrap_socket_impl
    return ssl_context.wrap_socket(sock, server_hostname=server_hostname)
  File "D:\Users\z0048rzf\Anaconda3\lib\ssl.py", line 500, in wrap_socket
    return self.sslsocket_class._create(
  File "D:\Users\z0048rzf\Anaconda3\lib\ssl.py", line 1040, in _create
    self.do_handshake()
  File "D:\Users\z0048rzf\Anaconda3\lib\ssl.py", line 1309, in do_handshake
    self._sslobj.do_handshake()
ConnectionResetError: [WinError 10054] An existing connection was forcibly closed by the remote host

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\adapters.py", line 439, in send
    resp = conn.urlopen(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 755, in urlopen
    retries = retries.increment(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\util\retry.py", line 532, in increment
    raise six.reraise(type(error), error, _stacktrace)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\packages\six.py", line 769, in reraise
    raise value.with_traceback(tb)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 699, in urlopen
    httplib_response = self._make_request(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 382, in _make_request
    self._validate_conn(conn)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connectionpool.py", line 1010, in _validate_conn
    conn.connect()
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\connection.py", line 416, in connect
    self.sock = ssl_wrap_socket(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\util\ssl_.py", line 449, in ssl_wrap_socket
    ssl_sock = _ssl_wrap_socket_impl(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\urllib3\util\ssl_.py", line 493, in _ssl_wrap_socket_impl
Traceback (most recent call last):
  File "D:\Users\z0048rzf\Anaconda3\lib\runpy.py", line 197, in _run_module_as_main
    return _run_code(code, main_globals, None,
  File "D:\Users\z0048rzf\Anaconda3\lib\runpy.py", line 87, in _run_code
    exec(code, run_globals)
  File "D:\Users\z0048rzf\Anaconda3\Scripts\pipreqs.exe\__main__.py", line 7, in <module>
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\pipreqs\pipreqs.py", line 488, in main
    init(args)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\pipreqs\pipreqs.py", line 439, in init
    imports = local + get_imports_info(difference,
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\pipreqs\pipreqs.py", line 179, in get_imports_info
    response = requests.get(
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\api.py", line 75, in get
    return request('get', url, params=params, **kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\api.py", line 61, in request
    return session.request(method=method, url=url, **kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\sessions.py", line 542, in request
    resp = self.send(prep, **send_kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\sessions.py", line 655, in send
    r = adapter.send(request, **kwargs)
  File "D:\Users\z0048rzf\Anaconda3\lib\site-packages\requests\adapters.py", line 498, in send
    raise ConnectionError(err, request=request)
requests.exceptions.ConnectionError: ('Connection aborted.', ConnectionResetError(10054, 'An existing connection was forcibly closed by the remote host', None, 10054, None))

解决方法:修改pip 源,win10 开机菜单旁搜索框,或者文件管理器地址栏输入:%APPDATA%,

跳转到 C:\Users\用户名\AppData\Roaming 文件夹。新建pip文件夹,新建pip.ini文件,内容如下

[global]
index-url = https://pypi.tuna.tsinghua.edu.cn/simple

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