django v1.x版本 启动错误:SyntaxError: Generator expression must be parenthesized
报错信息:
<span style="font-family:">Failed to get real commands on module <span>"</span><span>mysite</span><span>"</span>: python process died with code 1<span>: Traceback (most recent call last): File </span><span>"</span><span>E:JetBrainsPyCharm 2020.1pluginspythonhelperspycharm\_jb_manage_tasks_provider.py</span><span>"</span>, line 25, <span>in</span> <module><span> django.setup() File </span><span>"</span><span>E:PycharmProjectspythonvenvlibsite-packagesdjango\__init__.py</span><span>"</span>, line 27, <span>in</span><span> setup apps.populate(settings.INSTALLED_APPS) File </span><span>"</span><span>E:PycharmProjectspythonvenvlibsite-packagesdjangoappsegistry.py</span><span>"</span>, line 85, <span>in</span><span> populate app_config </span>=<span> AppConfig.create(entry) File </span><span>"</span><span>E:PycharmProjectspythonvenvlibsite-packagesdjangoappsconfig.py</span><span>"</span>, line 94, <span>in</span><span> create module </span>=<span> import_module(entry) File </span><span>"</span><span>C:UsersAdministratorAppDataLocalProgramsPythonPython37libimportlib\__init__.py</span><span>"</span>, line 127, <span>in</span><span> import_module </span><span>return</span><span> _bootstrap._gcd_import(name[level:], package, level) File </span><span>"</span><span><frozen importlib._bootstrap></span><span>"</span>, line 1006, <span>in</span><span> _gcd_import File </span><span>"</span><span><frozen importlib._bootstrap></span><span>"</span>, line 983, <span>in</span><span> _find_and_load File </span><span>"</span><span><frozen importlib._bootstrap></span><span>"</span>, line 967, <span>in</span><span> _find_and_load_unlocked File </span><span>"</span><span><frozen importlib._bootstrap></span><span>"</span>, line 677, <span>in</span><span> _load_unlocked File </span><span>"</span><span><frozen importlib._bootstrap_external></span><span>"</span>, line 728, <span>in</span><span> exec_module File </span><span>"</span><span><frozen importlib._bootstrap></span><span>"</span>, line 219, <span>in</span><span> _call_with_frames_removed File </span><span>"</span><span>E:PycharmProjectspythonvenvlibsite-packagesdjangocontribadmin\__init__.py</span><span>"</span>, line 4, <span>in</span> <module> <span>from</span> django.contrib.admin.filters <span>import</span><span> ( File </span><span>"</span><span>E:PycharmProjectspythonvenvlibsite-packagesdjangocontribadminfilters.py</span><span>"</span>, line 10, <span>in</span> <module> <span>from</span> django.contrib.admin.options <span>import</span><span> IncorrectLookupParameters File </span><span>"</span><span>E:PycharmProjectspythonvenvlibsite-packagesdjangocontribadminoptions.py</span><span>"</span>, line 12, <span>in</span> <module> <span>from</span> django.contrib.admin <span>import</span><span> helpers, widgets File </span><span>"</span><span>E:PycharmProjectspythonvenvlibsite-packagesdjangocontribadminwidgets.py</span><span>"</span>, line 152 <span>"</span><span>%s=%s</span><span>"</span> % (k, v) <span>for</span> k, v <span>in</span><span> params.items(), </span>^<span><strong><span> SyntaxError: Generator expression must be parenthesized</span></strong></span></span>
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报错原因:
django v1.11版本和python 3.7版本不兼容导致的,2.0版本以后的django修复了此问题
解决方法:
方法1:找到python解释器对应的报错文件路径下的widgets.py,将逗号删除即可(我使用的是虚拟环境)
方法2:升级django版本(不建议使用新版本)
<span style="font-family:">pip install -U Django</span>