python3.4 python3.5 关于**kwargs

几天部署个项目, 在其他环境都能没有问题,唯独再一个测试环境又有问题,报错如下:

  File "./records/service.py", line 150
    **base_info,
               ^
SyntaxError: invalid syntax

我以为时符号写错了 ,但是检查过没有问题。

最后开了几个环境得不同点,唯独python得版本不同。于是做了测试:
Python 3.5.2

In [11]: def test(a=0, b=0): 
    ...:     print(a, b) 
    ...:                                                                                               

In [12]: kwargs = {"a":1}                                                                              

In [13]: test(**kwargs,b=1)                                                                            
1 1

Python 3.4.3

In [6]: def test(a=0, b=0):
   ...:     print(a,b)
   ...:     

In [7]: kwargs = {"a":1}

In [8]: test(**kwargs, b=1)
  File "<ipython-input-8-4e4bf7cf1ee6>", line 1
    test(**kwargs, b=1)
                 ^
SyntaxError: invalid syntax


In [9]: test(b=1, **kwargs)
1 1

。。。。。

Fetching package metadata: An unexpected error has occurred, please consider sending the following traceback to the conda GitHub issue tracker at: https://github.com/conda/conda/issues Include the output of the command &#39;conda info&#39; in your report. Traceback (most recent call last): File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 544, in urlopen body=body, headers=headers) File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 341, in _make_request self._validate_conn(conn) File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 761, in _validate_conn conn.connect() File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/packages/urllib3/connection.py", line 238, in connect ssl_version=resolved_ssl_version) File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/packages/urllib3/util/ssl_.py", line 279, in ssl_wrap_socket return context.wrap_socket(sock, server_hostname=server_hostname) File "/home/pi/miniconda3/lib/python3.4/ssl.py", line 365, in wrap_socket _context=self) File "/home/pi/miniconda3/lib/python3.4/ssl.py", line 583, in __init__ self.do_handshake() File "/home/pi/miniconda3/lib/python3.4/ssl.py", line 810, in do_handshake self._sslobj.do_handshake() ssl.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:600) During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/adapters.py", line 370, in send timeout=timeout File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 574, in urlopen raise SSLError(e) requests.packages.urllib3.exceptions.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:600) During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/fetch.py", line 100, in fetch_repodata headers=headers, proxies=session.proxies) File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/sessions.py", line 477, in get return self.request(&#39;GET&#39;, url, **kwargs) File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/sessions.py", line 465, in request resp = self.send(prep, **send_kwargs) File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/sessions.py", line 594, in send history = [resp for resp in gen] if allow_redirects else [] File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/sessions.py", line 594, in <listcomp> history = [resp for resp in gen] if allow_redirects else [] File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/sessions.py", line 196, in resolve_redirects **adapter_kwargs File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/sessions.py", line 573, in send r = adapter.send(request, **kwargs) File "/home/pi/miniconda3/lib/python3.4/site-packages/requests/adapters.py", line 431, in send raise SSLError(e, request=request) requests.exceptions.SSLError: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed (_ssl.c:600) During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/home/pi/miniconda3/bin/conda", line 5, in <module> sys.exit(main()) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/cli/main.py", line 194, in main args_func(args, p) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/cli/main.py", line 201, in args_func args.func(args, p) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/cli/main_create.py", line 49, in execute install.install(args, parser, &#39;create&#39;) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/cli/install.py", line 244, in install offline=args.offline) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/cli/common.py", line 548, in get_index_trap return get_index(*args, **kwargs) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/api.py", line 42, in get_index unknown=unknown) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/utils.py", line 119, in __call__ value = self.func(*args, **kw) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/fetch.py", line 255, in fetch_index repodatas.append((url, future.result())) File "/home/pi/miniconda3/lib/python3.4/concurrent/futures/_base.py", line 402, in result return self.__get_result() File "/home/pi/miniconda3/lib/python3.4/concurrent/futures/_base.py", line 354, in __get_result raise self._exception File "/home/pi/miniconda3/lib/python3.4/concurrent/futures/thread.py", line 54, in run result = self.fn(*self.args, **self.kwargs) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/fetch.py", line 65, in func res = f(*args, **kwargs) File "/home/pi/miniconda3/lib/python3.4/site-packages/conda/fetch.py", line 150, in fetch_repodata stderrlog.info("SSL verification error %s\n" % e.message) AttributeError: &#39;SSLError&#39; object has no attribute &#39;message&#39; pi@raspberrypi:~ $
最新发布
09-15
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