text: # Routines to force "compilation" of all .py files in a directory
  # tree or on sys.path.  By default recursion is pruned at a depth of
  # 10 and the current directory, if it occurs in sys.path, is skipped.
  # When called as a script, compiles argument directories, or sys.path
  # if no arguments.
  # After a similar module by Sjoerd Mullender.
  
  import os
  import sys
  import py_compile
  
  def compile_dir(dir, maxlevels = 10):
  	print 'Listing', dir, '...'
  	try:
  		names = os.listdir(dir)
  	except os.error:
  		print "Can't list", dir
  		names = []
  	names.sort()
  	for name in names:
  		fullname = os.path.join(dir, name)
  		if os.path.isfile(fullname):
  			head, tail = name[:-3], name[-3:]
  			if tail == '.py':
  				print 'Compiling', fullname, '...'
  				try:
  					py_compile.compile(fullname)
  				except KeyboardInterrupt:
  					del names[:]
  					print '\n[interrupt]'
  					break
  				except:
  					if type(sys.exc_type) == type(''):
  						exc_type_name = sys.exc_type
  					else: exc_type_name = sys.exc_type.__name__
  					print 'Sorry:', exc_type_name + ':',
  					print sys.exc_value
  		elif maxlevels > 0 and \
  		     name != os.curdir and name != os.pardir and \
  		     os.path.isdir(fullname) and \
  		     not os.path.islink(fullname):
  			compile_dir(fullname, maxlevels - 1)
  
  def compile_path(skip_curdir = 1):
  	for dir in sys.path:
  		if (not dir or dir == os.curdir) and skip_curdir:
  			print 'Skipping current directory'
  		else:
  			compile_dir(dir, 0)
  
  def main():
  	import getopt
  	try:
  		opts, args = getopt.getopt(sys.argv[1:], 'l')
  	except getopt.error, msg:
  		print msg
  		print "usage: compileall [-l] [directory ...]"
  		print "-l: don't recurse down"
  		print "if no arguments, -l sys.path is assumed"
  	maxlevels = 10
  	for o, a in opts:
  		if o == '-l': maxlevels = 0
  	if args:
  		for dir in sys.argv[1:]:
  			compile_dir(dir, maxlevels)
  	else:
  		compile_path()
  
  if __name__ == '__main__':
  	main()
  