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Difference between revisions of "Programming"

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*Using Chinese Fonts in python scripts ([[Chinese_font|details]])
*Using Chinese Fonts in python scripts ([[Chinese_font|details]])
*Problem in installing packages
*Problem in installing packages
** "error: Unable to find vcvarsall.bat"[https://bitbucket.org/cffi/cffi/issue/70/cant-install-cffi-using-pip-on-windows] when running
** "error: Unable to find vcvarsall.bat"[https://bitbucket.org/cffi/cffi/issue/70/cant-install-cffi-using-pip-on-windows] when running
Line 29: Line 27:
pip install cffi
pip install cffi
</pre>
</pre>
But vcvarsall.bat exists on the system. This is because python 2.7 does not support MS Visual Studio ver > 8.0.
([[Pip_install_problem|details]])
To fix it:
modifing the Lib\distutils\msvc9compiler.py can make it support vs 10.0
change 304 line
<pre>
VERSION = get_build_version()
</pre>
to
<pre>
VERSION = 10.0
</pre>
and add,
<pre>
ld_args.append('/MANIFESTFILE:' + temp_manifest) #line 684
ld_args.append('/manifest')
</pre>
 
*[http://pyeeg.sourceforge.net/ PyEEG for computing multiscale entropy]
*[http://pyeeg.sourceforge.net/ PyEEG for computing multiscale entropy]



Revision as of 11:46, 6 November 2013

Python

TKinter is used in easygui for creating GUIs. Somehow when installing PyInstaller, the system will use the python in Panda package if it is installed on the system, which may not have all the required modules. Therefore, a quick solution is to first remove all Panda installations on the system, and then install the PyInstaller package again. There is sometimes also a warning saying that:

WARNING: file already exists but should not: C:\Users\username\AppData\Local\Temp\_MEI86402\Include\pyconfig.h

This is caused by repetitive importing of the pyconfig.h in the current release of PyInstaller. To fix it, one can manually "patch" the problem by adding the following lines into the *.spec file (generated after using python makespec.py <yourfile.py>):

for d in a.datas:
    if 'pyconfig' in d[0]: 
        a.datas.remove(d)
        break

Not as convenient as one would hope, but it works (see similar issue here).


  • Using Chinese Fonts in python scripts (details)
  • Problem in installing packages
    • "error: Unable to find vcvarsall.bat"[1] when running
pip install cffi

(details)

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