直接使用sudo easy_install matplotlib 报错
============================================================================
Edit setup.cfg to change the build options BUILDING MATPLOTLIB
matplotlib: yes [1.3.1]
python: yes [2.7.6 (default, Mar 22 2014, 22:59:56) [GCC
4.8.2]]
platform: yes [linux2] REQUIRED DEPENDENCIES AND EXTENSIONS
numpy: yes [version 1.8.1]
dateutil: yes [dateutil was not found. It is required for date
axis support. pip/easy_install may attempt to
install it after matplotlib.]
tornado: yes [tornado was not found. It is required for the
WebAgg backend. pip/easy_install may attempt to
install it after matplotlib.]
pyparsing: yes [pyparsing was not found. It is required for
mathtext support. pip/easy_install may attempt to
install it after matplotlib.]
pycxx: yes [Couldn't import. Using local copy.]
libagg: yes [pkg-config information for 'libagg' could not
be found. Using local copy.]
freetype: no [pkg-config information for 'freetype2' could
not be found.]
png: yes [pkg-config information for 'libpng' could not
be found. Using unknown version.] OPTIONAL SUBPACKAGES
sample_data: yes [installing]
toolkits: yes [installing]
tests: yes [nose 0.11.1 or later is required to run the
matplotlib test suite] OPTIONAL BACKEND EXTENSIONS
macosx: no [Mac OS-X only]
qt4agg: yes [installing, Qt: 4.8.6, PyQt4: 4.10.4]
gtk3agg: yes [installing, version 3.8.10]
gtk3cairo: yes [installing, version 3.8.10]
gtkagg: no [The C/C++ header for gtk (gtk/gtk.h) could not
be found. You may need to install the development
package.]
tkagg: no [TKAgg requires Tkinter.]
wxagg: no [requires wxPython]
gtk: no [The C/C++ header for gtk (gtk/gtk.h) could not
be found. You may need to install the development
package.]
agg: yes [installing]
cairo: yes [installing, version 1.8.8]
windowing: no [Microsoft Windows only] OPTIONAL LATEX DEPENDENCIES
dvipng: no
ghostscript: yes [version 9.10]
latex: no
pdftops: yes [version 0.24.5] ============================================================================
* The following required packages can not be built:
* freetype
error: Setup script exited with 1
几个依赖关系不好找，各自是numpy tornado pyparsing freetye png
sudo easy_install numpy
sudo easy_install tornado
sudo easy_install pyparsing
sudo apt-get install libfreetype6
sudo apt-get install libpng12-dev
sudo easy_install matplotlib