Windows上Python3 pip安装出现UnicodeDecodeError,,我在通过pip安装SQL
Windows上Python3 pip安装出现UnicodeDecodeError,,我在通过pip安装SQL
我在通过pip安装SQLAlchemy时遇到了UnicodeDecodeError。
系统是windows10,
python版本是3.6.0。
完整的信息如下:
C:\Windows\system32>pip install SQLAlchemyCollecting SQLAlchemy Using cached SQLAlchemy-1.1.4.tar.gzInstalling collected packages: SQLAlchemy Running setup.py install for SQLAlchemy ... errorException:Traceback (most recent call last): File "c:\program files\python36\lib\site-packages\pip\compat\__init__.py", line 73, in console_to_str return s.decode(sys.__stdout__.encoding)UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 34: invalid start byteDuring handling of the above exception, another exception occurred:Traceback (most recent call last): File "c:\program files\python36\lib\site-packages\pip\basecommand.py", line 215, in main status = self.run(options, args) File "c:\program files\python36\lib\site-packages\pip\commands\install.py", line 342, in run prefix=options.prefix_path, File "c:\program files\python36\lib\site-packages\pip\req\req_set.py", line 784, in install **kwargs File "c:\program files\python36\lib\site-packages\pip\req\req_install.py", line 878, in install spinner=spinner, File "c:\program files\python36\lib\site-packages\pip\utils\__init__.py", line 676, in call_subprocess line = console_to_str(proc.stdout.readline()) File "c:\program files\python36\lib\site-packages\pip\compat\__init__.py", line 75, in console_to_str return s.decode('utf_8')UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 34: invalid start byte
我已经试过用“chcp 65001”修改代码页,然而并没有什么效果。
也试过“chcp 866”的办法,也没什么效果。
我也查到很多在各种地方用sys.setdefaultencoding的办法,然而我用的是python3啊……
更新:
我在stackoverflow上看到建议修改代码页为437之后,不仅是上面的问题了……还遇到了PermissionError: [WinError 32] 另一个程序正在使用此文件,进程无法访问。
报错信息如下:
C:\Users\59740>pip install SQLAlchemyCollecting SQLAlchemy Using cached SQLAlchemy-1.1.4.tar.gzInstalling collected packages: SQLAlchemy Running setup.py install for SQLAlchemy ... errorException:Traceback (most recent call last): File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\compat\__init__.py", line 73, in console_to_str return s.decode(sys.__stdout__.encoding)UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 34: invalid start byteDuring handling of the above exception, another exception occurred:Traceback (most recent call last): File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\commands\install.py", line 342, in run prefix=options.prefix_path, File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\req\req_set.py", line 784, in install **kwargs File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\req\req_install.py", line 878, in install spinner=spinner, File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\utils\__init__.py", line 676, in call_subprocess line = console_to_str(proc.stdout.readline()) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\compat\__init__.py", line 75, in console_to_str return s.decode('utf_8')UnicodeDecodeError: 'utf-8' codec can't decode byte 0xb6 in position 34: invalid start byteDuring handling of the above exception, another exception occurred:Traceback (most recent call last): File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\commands\install.py", line 385, in run requirement_set.cleanup_files() File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\req\req_set.py", line 729, in cleanup_files req.remove_temporary_source() File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\req\req_install.py", line 977, in remove_temporary_sou rmtree(self.source_dir) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 49, in wrapped_f return Retrying(*dargs, **dkw).call(f, *args, **kw) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 212, in call raise attempt.get() File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 247, in get six.reraise(self.value[0], self.value[1], self.value[2]) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\six.py", line 686, in reraise raise value File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 200, in call attempt = Attempt(fn(*args, **kwargs), attempt_number, False) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\utils\__init__.py", line 102, in rmtree onerror=rmtree_errorhandler) File "c:\users\59740\appdata\local\programs\python\python36\lib\shutil.py", line 488, in rmtree return _rmtree_unsafe(path, onerror) File "c:\users\59740\appdata\local\programs\python\python36\lib\shutil.py", line 387, in _rmtree_unsafe onerror(os.rmdir, path, sys.exc_info()) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\utils\__init__.py", line 114, in rmtree_errorhandler func(path)PermissionError: [WinError 32] 另一个程序正在使用此文件,进程无法访问。: 'C:\\Users\\59740\\AppData\\Local\\Temp\\pip-build-1djzmudb\\SQLAlchemy'During handling of the above exception, another exception occurred:Traceback (most recent call last): File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\basecommand.py", line 215, in main status = self.run(options, args) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\commands\install.py", line 385, in run requirement_set.cleanup_files() File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\utils\build.py", line 38, in __exit__ self.cleanup() File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\utils\build.py", line 42, in cleanup rmtree(self.name) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 49, in wrapped_f return Retrying(*dargs, **dkw).call(f, *args, **kw) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 212, in call raise attempt.get() File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 247, in get six.reraise(self.value[0], self.value[1], self.value[2]) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\six.py", line 686, in reraise raise value File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\_vendor\retrying.py", line 200, in call attempt = Attempt(fn(*args, **kwargs), attempt_number, False) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\utils\__init__.py", line 102, in rmtree onerror=rmtree_errorhandler) File "c:\users\59740\appdata\local\programs\python\python36\lib\shutil.py", line 488, in rmtree return _rmtree_unsafe(path, onerror) File "c:\users\59740\appdata\local\programs\python\python36\lib\shutil.py", line 378, in _rmtree_unsafe _rmtree_unsafe(fullname, onerror) File "c:\users\59740\appdata\local\programs\python\python36\lib\shutil.py", line 387, in _rmtree_unsafe onerror(os.rmdir, path, sys.exc_info()) File "c:\users\59740\appdata\local\programs\python\python36\lib\site-packages\pip\utils\__init__.py", line 114, in rmtree_errorhandler func(path)PermissionError: [WinError 32] 另一个程序正在使用此文件,进程无法访问。: 'C:\\Users\\59740\\AppData\\Local\\Temp\\pip-build-1djzmudb\\SQLAlchemy'
打开c:\program files\python36\lib\site-packages\pip\compat\__init__.py约75行
return s.decode('utf_8') 改为return s.decode('cp936')
使用豆瓣源pip install SQLAlchemy -i http://pypi.douban.com/simple
或者pip install git+https://github.com/zzzeek/sqlalchemy
编橙之家文章,
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