1"""Recursively copy a directory but skip undesired files and
2directories (CVS, backup files, pyc files, etc)"""
3
4import sys
5import os
6import shutil
7
8verbose = 1
9debug = 0
10
11def isclean(name):
12    if name == 'CVS': return 0
13    if name == '.cvsignore': return 0
14    if name == '.DS_store': return 0
15    if name == '.svn': return 0
16    if name.endswith('~'): return 0
17    if name.endswith('.BAK'): return 0
18    if name.endswith('.pyc'): return 0
19    if name.endswith('.pyo'): return 0
20    if name.endswith('.orig'): return 0
21    return 1
22
23def copycleandir(src, dst):
24    for cursrc, dirs, files in os.walk(src):
25        assert cursrc.startswith(src)
26        curdst = dst + cursrc[len(src):]
27        if verbose:
28            print("mkdir", curdst)
29        if not debug:
30            if not os.path.exists(curdst):
31                os.makedirs(curdst)
32        for fn in files:
33            if isclean(fn):
34                if verbose:
35                    print("copy", os.path.join(cursrc, fn), os.path.join(curdst, fn))
36                if not debug:
37                    shutil.copy2(os.path.join(cursrc, fn), os.path.join(curdst, fn))
38            else:
39                if verbose:
40                    print("skipfile", os.path.join(cursrc, fn))
41        for i in range(len(dirs)-1, -1, -1):
42            if not isclean(dirs[i]):
43                if verbose:
44                    print("skipdir", os.path.join(cursrc, dirs[i]))
45                del dirs[i]
46
47def main():
48    if len(sys.argv) != 3:
49        sys.stderr.write("Usage: %s srcdir dstdir\n" % sys.argv[0])
50        sys.exit(1)
51    copycleandir(sys.argv[1], sys.argv[2])
52
53if __name__ == '__main__':
54    main()
55