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#!/usr/bin/env python
"""
generate the rst files for the examples by iterating over the pylab examples
"""
# This code was developed from the Matplotlib gen_rst.py module
# and is distributed with the same license as Matplotlib
import os, glob
import os
import re
import sys
#fileList = []
#rootdir = '../../examples'
def out_of_date(original, derived):
"""
Returns True if derivative is out-of-date wrt original,
both of which are full file paths.
TODO: this check isn't adequate in some cases. Eg, if we discover
a bug when building the examples, the original and derived
will be unchanged but we still want to fource a rebuild. We can
manually remove from _static, but we may need another solution
"""
return (not os.path.exists(derived) or
os.stat(derived).st_mtime < os.stat(original).st_mtime)
def main(exampledir,sourcedir):
noplot_regex = re.compile(r"#\s*-\*-\s*noplot\s*-\*-")
datad = {}
for root, subFolders, files in os.walk(exampledir):
for fname in files:
if ( fname.startswith('.') or fname.startswith('#') or fname.startswith('_') or
fname.find('.svn')>=0 or not fname.endswith('.py') ):
continue
fullpath = os.path.join(root,fname)
contents = file(fullpath).read()
# indent
relpath = os.path.split(root)[-1]
datad.setdefault(relpath, []).append((fullpath, fname, contents))
subdirs = datad.keys()
subdirs.sort()
output_dir=os.path.join(sourcedir,'examples')
if not os.path.exists(output_dir):
os.makedirs(output_dir)
fhindex = file(os.path.join(sourcedir,'examples','index.rst'), 'w')
fhindex.write("""\
.. _examples-index:
*****************
NetworkX Examples
*****************
.. htmlonly::
:Release: |version|
:Date: |today|
.. toctree::
:maxdepth: 2
""")
for subdir in subdirs:
output_dir= os.path.join(sourcedir,'examples',subdir)
if not os.path.exists(output_dir):
os.makedirs(output_dir)
static_dir = os.path.join(sourcedir, 'static', 'examples')
if not os.path.exists(static_dir):
os.makedirs(static_dir)
subdirIndexFile = os.path.join(subdir, 'index.rst')
fhsubdirIndex = file(os.path.join(output_dir,'index.rst'), 'w')
fhindex.write(' %s\n\n'%subdirIndexFile)
#thumbdir = '../_static/plot_directive/mpl_examples/%s/thumbnails/'%subdir
#for thumbname in glob.glob(os.path.join(thumbdir,'*.png')):
# fhindex.write(' %s\n'%thumbname)
fhsubdirIndex.write("""\
.. _%s-examples-index:
##############################################
%s
##############################################
.. htmlonly::
:Release: |version|
:Date: |today|
.. toctree::
:maxdepth: 1
"""%(subdir, subdir.title()))
data = datad[subdir]
data.sort()
#parts = os.path.split(static_dir)
#thumb_dir = ('../'*(len(parts)-1)) + os.path.join(static_dir, 'thumbnails')
for fullpath, fname, contents in data:
basename, ext = os.path.splitext(fname)
static_file = os.path.join(static_dir, fname)
#thumbfile = os.path.join(thumb_dir, '%s.png'%basename)
#print ' static_dir=%s, basename=%s, fullpath=%s, fname=%s, thumb_dir=%s, thumbfile=%s'%(static_dir, basename, fullpath, fname, thumb_dir, thumbfile)
rstfile = '%s.rst'%basename
outfile = os.path.join(output_dir, rstfile)
fhsubdirIndex.write(' %s\n'%rstfile)
if (not out_of_date(fullpath, static_file) and
not out_of_date(fullpath, outfile)):
continue
print '%s/%s'%(subdir,fname)
fhstatic = file(static_file, 'w')
fhstatic.write(contents)
fhstatic.close()
fh = file(outfile, 'w')
fh.write('.. _%s-%s:\n\n'%(subdir, basename))
base=fname.partition('.')[0]
title = '%s'%(base.replace('_',' ').title())
#title = '<img src=%s> %s example code: %s'%(thumbfile, subdir, fname)
fh.write(title + '\n')
fh.write('='*len(title) + '\n\n')
pngname=base+".png"
png=os.path.join(static_dir,pngname)
linkname = os.path.join('..', '..', 'static', 'examples')
if os.path.exists(png):
fh.write('.. image:: %s \n\n'%os.path.join(linkname,pngname))
linkname = os.path.join('..', '..', '_static', 'examples')
fh.write("[`source code <%s>`_]\n\n::\n\n" % os.path.join(linkname,fname))
# indent the contents
contents = '\n'.join([' %s'%row.rstrip() for row in contents.split('\n')])
fh.write(contents)
# fh.write('\n\nKeywords: python, matplotlib, pylab, example, codex (see :ref:`how-to-search-examples`)')
fh.close()
fhsubdirIndex.close()
fhindex.close()
if __name__ == '__main__':
import sys
main(sys.argv[1],sys.argv[2])
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