我使用的是window 7操作系统,python版本是2.7.2,pandas版本是0.11.0,django版本是1.4,同时还使用了wsgi和apache 2.2。我有一个pandas脚本,如果我直接用python运行它或者在ipython中使用%run命令运行都能正常工作。但是,当我在视图中调用pandas时,会出现“LookupError: unknown encoding: cp0”的错误。这种情况只会在视图中使用pandas中的ols函数时发生。我也有点困惑为什么py3compat.py会出现在这里,因为我使用的是python 2.7。此外,我看到一些帖子提到需要用str()将打印的变量包装起来,但我不确定这如何应用于此处。完整的回溯信息如下:
Traceback (most recent call last):
model = pd.ols(y=df_loan['LogSpread'], x=df_loan['Dummy Rating'])
File "C:\\Python27\\lib\\site-packages\\pandas\\stats\\interface.py", line 135, in ols
return klass(**kwargs)
File "C:\\Python27\\lib\\site-packages\\pandas\\stats\\ols.py", line 43, in __init__
import statsmodels.api as sm
File "C:\\Python27\\lib\\site-packages\\statsmodels-0.5.0-py2.7-win32.egg\\statsmodels\\api.py", line 3, in <module>
import regression
File "C:\\Python27\\lib\\site-packages\\statsmodels-0.5.0-py2.7-win32.egg\\statsmodels\\regression\\__init__.py", line 1, in <module>
from linear_model import yule_walker
File "C:\\Python27\\lib\\site-packages\\statsmodels-0.5.0-py2.7-win32.egg\\statsmodels\\regression\\linear_model.py", line 41, in <module>
import statsmodels.base.model as base
File "C:\\Python27\\lib\\site-packages\\statsmodels-0.5.0-py2.7-win32.egg\\statsmodels\\base\\model.py", line 10, in <module>
from statsmodels.formula import handle_formula_data
File "C:\\Python27\\lib\\site-packages\\statsmodels-0.5.0-py2.7-win32.egg\\statsmodels\\formula\\__init__.py", line 4, in <module>
from formulatools import handle_formula_data
File "C:\\Python27\\lib\\site-packages\\statsmodels-0.5.0-py2.7-win32.egg\\statsmodels\\formula\\formulatools.py", line 2, in <module>
from patsy import dmatrices
File "build\\bdist.win32\\egg\\patsy\\__init__.py", line 70, in <module>
_reexport("patsy." + child)
File "build\\bdist.win32\\egg\\patsy\\__init__.py", line 61, in _reexport
__import__(modname)
File "build\\bdist.win32\\egg\\patsy\\highlevel.py", line 18, in <module>
File "build\\bdist.win32\\egg\\patsy\\design_info.py", line 17, in <module>
File "build\\bdist.win32\\egg\\patsy\\util.py", line 385, in <module>
File "C:\\Python27\\lib\\site-packages\\ipython-0.13.1-py2.7.egg\\IPython\\__init__.py", line 46, in <module>
from .frontend.terminal.embed import embed
File "C:\\Python27\\lib\\site-packages\\ipython-0.13.1-py2.7.egg\\IPython\\frontend\\terminal\\embed.py", line 39, in <module>
from IPython.frontend.terminal.interactiveshell import TerminalInteractiveShell
File "C:\\Python27\\lib\\site-packages\\ipython-0.13.1-py2.7.egg\\IPython\\frontend\\terminal\\interactiveshell.py", line 33, in <module>
from IPython.core.interactiveshell import InteractiveShell, InteractiveShellABC
File "C:\\Python27\\lib\\site-packages\\ipython-0.13.1-py2.7.egg\\IPython\\core\\interactiveshell.py", line 61, in <module>
from IPython.core.prompts import PromptManager
File "C:\\Python27\\lib\\site-packages\\ipython-0.13.1-py2.7.egg\\IPython\\core\\prompts.py", line 138, in <module>
HOME = py3compat.str_to_unicode(os.environ.get("HOME","//////:::::ZZZZZ,,,~~~"))
File "C:\\Python27\\lib\\site-packages\\ipython-0.13.1-py2.7.egg\\IPython\\utils\\py3compat.py", line 18, in decode
return s.decode(encoding, "replace")
LookupError: unknown encoding: cp0
感谢您!
chcp
命令以查看当前使用的代码页。 - Paulo Bu