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"""
Script to pack the python libraries
to the dmg package created with clang+macports
"""
import sys, shutil, os
from distutils.spawn import find_executable
# path to copy the libraries
OUTPUT_PATH = os.path.abspath("Contents/MacOS")
# list of the python libraries to copy
PYTHON_LIBRARIES = ['sphinx', 'sphinx_bootstrap_theme', 'IPython', 'zmq', 'pygments', \
'_markerlib', 'backports', 'certifi', 'tornado', 'markupsafe', \
'jinja2', 'psutil', 'nxs']
# path to the nxs
# by default the nexus library installs it here
sys.path.append('/opt/local/lib/python2.7/site-packages/')
# names of the nexus libraries for symlinks
NEXUSLIBS = {"libNeXus.0.dylib": "libNeXus.dylib", "libNeXusCPP.0.dylib": "libNeXusCPP.dylib"}
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def copy_directory(src, dest):
"""
Copies recursively directory src to dest
overwrites dest if the directory dest already exists
"""
if os.path.exists(dest):
shutil.rmtree(dest)
try:
shutil.copytree(src, dest)
# Directories are the same
except shutil.Error as error:
print 'Directory not copied. Error: %s' % error
# Any error saying that the directory doesn't exist
except OSError as error:
print 'Directory not copied. Error: %s' % error
def copy_file(src, dest):
"""
Copies the file src to destination dst
dest must be a full file name
"""
try:
shutil.copyfile(src, dest)
# file already exists
except shutil.Error as error:
print 'File is not copied. Error: %s' % error
# Any error saying that the directory doesn't exist
except OSError as error:
print 'File is not copied. Error: %s' % error
if __name__ == '__main__':
# copy the python libraries
for lib in PYTHON_LIBRARIES:
try:
module = map(__import__, [lib])
except ImportError as detail:
print "Cannot import library ", lib
print "Reason: ", detail
else:
copy_directory(module[0].__path__[0], os.path.join(OUTPUT_PATH, lib))
# create symlinks for NEXUSLIBS
for nlib in NEXUSLIBS.keys():
libnexus_src = os.path.join(OUTPUT_PATH, nlib)
libnexus_dst = os.path.join(OUTPUT_PATH, NEXUSLIBS[nlib])
os.symlink(libnexus_src, libnexus_dst)
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# copy ipython (although I do not understand why)
# find ipython executable
IPYTHON_EXECUTABLE = find_executable('ipython')
if not IPYTHON_EXECUTABLE:
print "Cannot find ipython executable"
else:
# create bin folder
BIN_DIRECTORY_NAME = os.path.join(OUTPUT_PATH, 'bin')
try:
if not os.path.exists(BIN_DIRECTORY_NAME):
os.mkdir(BIN_DIRECTORY_NAME)
except OSError as error:
print "Cannot create directory %s. Error: %s." % (BIN_DIRECTORY_NAME, error)
else:
# copy ipython executable
copy_file(IPYTHON_EXECUTABLE, os.path.join(BIN_DIRECTORY_NAME, 'ipython'))
# find and copy pyparsing
try:
import pyparsing
except ImportError as detail:
print "Cannot import pyparsing. Error: ", detail
else:
copy_file(pyparsing.__file__, os.path.join(OUTPUT_PATH, 'pyparsing.pyc'))
copy_file(os.path.splitext(pyparsing.__file__)[0]+'.py', \
os.path.join(OUTPUT_PATH, 'pyparsing.py'))
# find and copy readline
try:
import readline
import readline_path
except ImportError as detail:
print "Cannot import readline. Error: ", detail
else:
copy_file(readline.__file__, os.path.join(OUTPUT_PATH, os.path.split(readline.__file__)[1]))
copy_file(readline_path.__file__, os.path.join(OUTPUT_PATH, \
os.path.split(readline_path.__file__)[1]))
copy_file(os.path.splitext(readline_path.__file__)[0]+'.py', \
os.path.join(OUTPUT_PATH, 'readline_path.py'))