问题:ubuntu 安装sikuli报错:jnius/jnius_conversion.pxi:54:31: Casting temporary Python object to non-numeric non-Pyth

Error compiling Cython file:

------------------------------------------------------------
...
            if py_arg is None:
                j_args[index].l = NULL
            elif isinstance(py_arg, basestring) and \
                    argtype in ('Ljava/lang/String;', 'Ljava/lang/Object;'):
                j_args[index].l = j_env[0].NewStringUTF(
                        j_env, <char *><bytes>py_arg.encode('utf-8'))
                              ^
------------------------------------------------------------


jnius/jnius_conversion.pxi:54:31: Casting temporary Python object to non-numeric non-Python type
jnius/jnius.c:1:2: error: #error Do not use this file, it is the result of a failed Cython compilation.
 #error Do not use this file, it is the result of a failed Cython compilation.
  ^
Traceback (most recent call last):
  File "setup.py", line 39, in <module>
    'Development Status :: 4 - Beta'
  File "/usr/lib/python2.7/distutils/core.py", line 111, in setup
    _setup_distribution = dist = klass(attrs)
  File "/usr/lib/python2.7/dist-packages/setuptools/dist.py", line 239, in __init__
    self.fetch_build_eggs(attrs.pop('setup_requires'))
  File "/usr/lib/python2.7/dist-packages/setuptools/dist.py", line 264, in fetch_build_eggs
    replace_conflicting=True
  File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 620, in resolve
    dist = best[req.key] = env.best_match(req, ws, installer)
  File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 858, in best_match
    return self.obtain(req, installer) # try and download/install
  File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 870, in obtain
    return installer(requirement)
  File "/usr/lib/python2.7/dist-packages/setuptools/dist.py", line 314, in fetch_build_egg
    return cmd.easy_install(req)
  File "/usr/lib/python2.7/dist-packages/setuptools/command/easy_install.py", line 616, in easy_install
    return self.install_item(spec, dist.location, tmpdir, deps)
  File "/usr/lib/python2.7/dist-packages/setuptools/command/easy_install.py", line 646, in install_item
    dists = self.install_eggs(spec, download, tmpdir)
  File "/usr/lib/python2.7/dist-packages/setuptools/command/easy_install.py", line 834, in install_eggs
    return self.build_and_install(setup_script, setup_base)
  File "/usr/lib/python2.7/dist-packages/setuptools/command/easy_install.py", line 1040, in build_and_install
    self.run_setup(setup_script, setup_base, args)
  File "/usr/lib/python2.7/dist-packages/setuptools/command/easy_install.py", line 1028, in run_setup
    raise DistutilsError("Setup script exited with %s" % (v.args[0],))

distutils.errors.DistutilsError: Setup script exited with error: command 'x86_64-linux-gnu-gcc' failed with exit status 1

解决办法:

降低cython版本

参考:

http://ebanshi.cc/questions/2570860/buildozer-cant-compile-cython