Extras.install.py

"""Recursively copy a directory but skip undesired files and
directories (CVS, backup files, pyc files, etc)"""

importsys
importos
importshutil

verbose=1
debug=0

defisclean(name):
ifnamein ('CVS', '.cvsignore', '.svn'):
return0
ifname.lower() =='.ds_store': return0
ifname.endswith('~'): return0
ifname.endswith('.BAK'): return0
ifname.endswith('.pyc'): return0
ifname.endswith('.pyo'): return0
ifname.endswith('.orig'): return0
return1

defcopycleandir(src, dst):
forcursrc, dirs, filesinos.walk(src):
assertcursrc.startswith(src)
curdst=dst+cursrc[len(src):]
ifverbose:
print("mkdir", curdst)
ifnotdebug:
ifnotos.path.exists(curdst):
os.makedirs(curdst)
forfninfiles:
ifisclean(fn):
ifverbose:
print("copy", os.path.join(cursrc, fn), os.path.join(curdst, fn))
ifnotdebug:
shutil.copy2(os.path.join(cursrc, fn), os.path.join(curdst, fn))
else:
ifverbose:
print("skipfile", os.path.join(cursrc, fn))
foriinrange(len(dirs)-1, -1, -1):
ifnotisclean(dirs[i]):
ifverbose:
print("skipdir", os.path.join(cursrc, dirs[i]))
deldirs[i]

defmain():
iflen(sys.argv) !=3:
sys.stderr.write("Usage: %s srcdir dstdir\n"%sys.argv[0])
sys.exit(1)
copycleandir(sys.argv[1], sys.argv[2])

if__name__=='__main__':
main()