pip install --global-option="build_pyqt_ext" orange

Collecting orange
  Downloading Orange-2.7.8.tar.gz (15.0MB)
    100% |################################| 15.0MB 25kB/s 
Requirement already satisfied (use --upgrade to upgrade): setuptools in ./anaconda/lib/python2.7/site-packages/setuptools-14.0-py2.7.egg (from orange)
Requirement already satisfied (use --upgrade to upgrade): numpy in ./anaconda/lib/python2.7/site-packages (from orange)
Requirement already satisfied (use --upgrade to upgrade): scipy in ./anaconda/lib/python2.7/site-packages (from orange)
Installing collected packages: orange
  Running setup.py install for orange
    moc -o build/temp.linux-x86_64-2.7/point.moc source/orangeqt/point.h
    moc -o build/temp.linux-x86_64-2.7/multicurve.moc source/orangeqt/multicurve.h
    source/orangeqt/multicurve.h:0: Note: No relevant classes found. No output generated.
    moc -o build/temp.linux-x86_64-2.7/curve.moc source/orangeqt/curve.h
    moc -o build/temp.linux-x86_64-2.7/plot.moc source/orangeqt/plot.h
    moc -o build/temp.linux-x86_64-2.7/networkcurve.moc source/orangeqt/networkcurve.h
    source/orangeqt/networkcurve.h:0: Note: No relevant classes found. No output generated.
    moc -o build/temp.linux-x86_64-2.7/unconnectedlinescurve.moc source/orangeqt/unconnectedlinescurve.h
    moc -o build/temp.linux-x86_64-2.7/plotitem.moc source/orangeqt/plotitem.h
    building 'Orange.orangeqt' extension
    Traceback (most recent call last):
      File "<string>", line 1, in <module>
      File "/tmp/pip-build-cxRjYV/orange/setup.py", line 876, in <module>
        setup_package()
      File "/tmp/pip-build-cxRjYV/orange/setup.py", line 872, in setup_package
        ext_modules = ext_modules,
      File "/home/jack/anaconda/lib/python2.7/distutils/core.py", line 151, in setup
        dist.run_commands()
      File "/home/jack/anaconda/lib/python2.7/distutils/dist.py", line 953, in run_commands
        self.run_command(cmd)
      File "/home/jack/anaconda/lib/python2.7/distutils/dist.py", line 972, in run_command
        cmd_obj.run()
      File "/home/jack/anaconda/lib/python2.7/distutils/command/build_ext.py", line 337, in run
        self.build_extensions()
      File "/home/jack/anaconda/lib/python2.7/distutils/command/build_ext.py", line 446, in build_extensions
        self.build_extension(ext)
      File "/tmp/pip-build-cxRjYV/orange/source/orangeqt/setup.py", line 228, in build_extension
        sipdistutils.build_ext.build_extension(self, ext)
      File "/home/jack/anaconda/lib/python2.7/site-packages/sipdistutils.py", line 111, in build_extension
        build_ext_base.build_extension(self, ext)
      File "/home/jack/anaconda/lib/python2.7/distutils/command/build_ext.py", line 468, in build_extension
        sources = self.swig_sources(sources, ext)
      File "/home/jack/anaconda/lib/python2.7/site-packages/sipdistutils.py", line 155, in swig_sources
        self._sip_compile(sip_bin, sip, sbf)
      File "/home/jack/anaconda/lib/python2.7/site-packages/sipdistutils.py", line 166, in _sip_compile
        "-I", self._sip_sipfiles_dir(),
      File "/tmp/pip-build-cxRjYV/orange/source/orangeqt/setup.py", line 256, in _sip_sipfiles_dir
        if os.path.isdir(pyqt_sip_dir):
      File "/home/jack/anaconda/lib/python2.7/genericpath.py", line 41, in isdir
        st = os.stat(s)
    TypeError: coercing to Unicode: need string or buffer, NoneType found
    Complete output from command /home/jack/anaconda/bin/python -c "import setuptools, tokenize;__file__='/tmp/pip-build-cxRjYV/orange/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" build_pyqt_ext install --record /tmp/pip-60mW8g-record/install-record.txt --single-version-externally-managed --compile:
    running build_pyqt_ext

    creating build

    creating build/temp.linux-x86_64-2.7

    moc -o build/temp.linux-x86_64-2.7/point.moc source/orangeqt/point.h

    moc -o build/temp.linux-x86_64-2.7/multicurve.moc source/orangeqt/multicurve.h

    source/orangeqt/multicurve.h:0: Note: No relevant classes found. No output generated.

    moc -o build/temp.linux-x86_64-2.7/curve.moc source/orangeqt/curve.h

    moc -o build/temp.linux-x86_64-2.7/plot.moc source/orangeqt/plot.h

    moc -o build/temp.linux-x86_64-2.7/networkcurve.moc source/orangeqt/networkcurve.h

    source/orangeqt/networkcurve.h:0: Note: No relevant classes found. No output generated.

    moc -o build/temp.linux-x86_64-2.7/unconnectedlinescurve.moc source/orangeqt/unconnectedlinescurve.h

    moc -o build/temp.linux-x86_64-2.7/plotitem.moc source/orangeqt/plotitem.h

    building 'Orange.orangeqt' extension

    Traceback (most recent call last):

      File "<string>", line 1, in <module>

      File "/tmp/pip-build-cxRjYV/orange/setup.py", line 876, in <module>

        setup_package()

      File "/tmp/pip-build-cxRjYV/orange/setup.py", line 872, in setup_package

        ext_modules = ext_modules,

      File "/home/jack/anaconda/lib/python2.7/distutils/core.py", line 151, in setup

        dist.run_commands()

      File "/home/jack/anaconda/lib/python2.7/distutils/dist.py", line 953, in run_commands

        self.run_command(cmd)

      File "/home/jack/anaconda/lib/python2.7/distutils/dist.py", line 972, in run_command

        cmd_obj.run()

      File "/home/jack/anaconda/lib/python2.7/distutils/command/build_ext.py", line 337, in run

        self.build_extensions()

      File "/home/jack/anaconda/lib/python2.7/distutils/command/build_ext.py", line 446, in build_extensions

        self.build_extension(ext)

      File "/tmp/pip-build-cxRjYV/orange/source/orangeqt/setup.py", line 228, in build_extension

        sipdistutils.build_ext.build_extension(self, ext)

      File "/home/jack/anaconda/lib/python2.7/site-packages/sipdistutils.py", line 111, in build_extension

        build_ext_base.build_extension(self, ext)

      File "/home/jack/anaconda/lib/python2.7/distutils/command/build_ext.py", line 468, in build_extension

        sources = self.swig_sources(sources, ext)

      File "/home/jack/anaconda/lib/python2.7/site-packages/sipdistutils.py", line 155, in swig_sources

        self._sip_compile(sip_bin, sip, sbf)

      File "/home/jack/anaconda/lib/python2.7/site-packages/sipdistutils.py", line 166, in _sip_compile

        "-I", self._sip_sipfiles_dir(),

      File "/tmp/pip-build-cxRjYV/orange/source/orangeqt/setup.py", line 256, in _sip_sipfiles_dir

        if os.path.isdir(pyqt_sip_dir):

      File "/home/jack/anaconda/lib/python2.7/genericpath.py", line 41, in isdir

        st = os.stat(s)

    TypeError: coercing to Unicode: need string or buffer, NoneType found

    ----------------------------------------
    Command "/home/jack/anaconda/bin/python -c "import setuptools, tokenize;__file__='/tmp/pip-build-cxRjYV/orange/setup.py';exec(compile(getattr(tokenize, 'open', open)(__file__).read().replace('\r\n', '\n'), __file__, 'exec'))" build_pyqt_ext install --record /tmp/pip-60mW8g-record/install-record.txt --single-version-externally-managed --compile" failed with error code 1 in /tmp/pip-build-cxRjYV/orange