[Matplotlib-users] [MAC OSX 10.10.5] upgrade from 1.3.1 to 1.5.0 Fail

[petertso]

Hi all,

I met this failure but I didn't know how to fix it. 
My original matplotlib version is 1.3.1.
Could anyone please teach me how to fix it? 

Thanks
Peter

petertso-macbookpro:scripts petertso$ pip install matplotlib --upgrade
Collecting matplotlib
  Using cached matplotlib-1.5.0.tar.gz
    Complete output from command python setup.py egg_info:
    IMPORTANT WARNING:
        pkg-config is not installed.
        matplotlib may not be able to find some of its dependencies
   
============================================================================
    Edit setup.cfg to change the build options
    
    BUILDING MATPLOTLIB
                matplotlib: yes [1.5.0]
                    python: yes [2.7.7 |Anaconda 2.0.1 (x86_64)| (default,
Jun
                            2 2014, 12:48:16)  [GCC 4.0.1 (Apple Inc. build
                            5493)]]
                  platform: yes [darwin]
    
    REQUIRED DEPENDENCIES AND EXTENSIONS
                     numpy: yes [version 1.8.1]
                  dateutil: yes [using dateutil version 1.5]
                      pytz: yes [using pytz version 2014.3]
                    cycler: yes [cycler was not found. pip will attempt to
                            install it after matplotlib.]
                   tornado: yes [using tornado version 3.2.1]
                 pyparsing: yes [using pyparsing version 2.0.1]
                    libagg: yes [pkg-config information for 'libagg' could
not
                            be found. Using local copy.]
                  freetype: no  [The C/C++ header for freetype2 (ft2build.h)
                            could not be found.  You may need to install the
                            development package.]
                       png: yes [version 1.5.13]
                     qhull: yes [pkg-config information for 'qhull' could
not be
                            found. Using local copy.]
    
    OPTIONAL SUBPACKAGES
               sample_data: yes [installing]
                  toolkits: yes [installing]
                     tests: yes [using nose version 1.3.3 / using mock
1.0.1]
            toolkits_tests: yes [using nose version 1.3.3 / using mock
1.0.1]
    
    OPTIONAL BACKEND EXTENSIONS
                    macosx: yes [installing, darwin]
                    qt5agg: no  [PyQt5 not found]
                    qt4agg: yes [installing, Qt: 4.8.6, PyQt: 4.8.6; PySide
not
                            found]
                   gtk3agg: no  [Requires pygobject to be installed.]
                 gtk3cairo: no  [Requires cairocffi or pycairo to be
installed.]
                    gtkagg: no  [Requires pygtk]
                     tkagg: no  [The C/C++ header for Tk (tk.h) could not be
                            found.  You may need to install the development
                            package.]
                     wxagg: no  [requires wxPython]
                       gtk: no  [Requires pygtk]
                       agg: yes [installing]
                     cairo: no  [cairocffi or pycairo not found]
                 windowing: no  [Microsoft Windows only]
    
    OPTIONAL LATEX DEPENDENCIES
                    dvipng: yes [version 1.14]
               ghostscript: yes [version 9.10]
                     latex: yes [version 3.14159265]
                   pdftops: no
    
    OPTIONAL PACKAGE DATA
                      dlls: no  [skipping due to configuration]
    
   
============================================================================
                            * The following required packages can not be
built:
                            * freetype
    
    ----------------------------------------
*Command "python setup.py egg_info" failed with error code 1 in
/private/var/folders/00/1t1jr000h01000cxqpysvccm007867/T/pip-build-6pnLIL/matplotlib*
petertso-macbookpro:scripts petertso$ 



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