| """Module/script to "compile" all .py files to .pyc (or .pyo) file. | |
| When called as a script with arguments, this compiles the directories | |
| given as arguments recursively; the -l option prevents it from | |
| recursing into directories. | |
| Without arguments, if compiles all modules on sys.path, without | |
| recursing into subdirectories. (Even though it should do so for | |
| packages -- for now, you'll have to deal with packages separately.) | |
| See module py_compile for details of the actual byte-compilation. | |
| """ | |
| import os | |
| import sys | |
| import py_compile | |
| import struct | |
| import imp | |
| __all__ = ["compile_dir","compile_file","compile_path"] | |
| def compile_dir(dir, maxlevels=10, ddir=None, | |
| force=0, rx=None, quiet=0): | |
| """Byte-compile all modules in the given directory tree. | |
| Arguments (only dir is required): | |
| dir: the directory to byte-compile | |
| maxlevels: maximum recursion level (default 10) | |
| ddir: if given, purported directory name (this is the | |
| directory name that will show up in error messages) | |
| force: if 1, force compilation, even if timestamps are up-to-date | |
| quiet: if 1, be quiet during compilation | |
| """ | |
| if not quiet: | |
| print 'Listing', dir, '...' | |
| try: | |
| names = os.listdir(dir) | |
| except os.error: | |
| print "Can't list", dir | |
| names = [] | |
| names.sort() | |
| success = 1 | |
| for name in names: | |
| fullname = os.path.join(dir, name) | |
| if ddir is not None: | |
| dfile = os.path.join(ddir, name) | |
| else: | |
| dfile = None | |
| if not os.path.isdir(fullname): | |
| if not compile_file(fullname, ddir, force, rx, quiet): | |
| success = 0 | |
| elif maxlevels > 0 and \ | |
| name != os.curdir and name != os.pardir and \ | |
| os.path.isdir(fullname) and \ | |
| not os.path.islink(fullname): | |
| if not compile_dir(fullname, maxlevels - 1, dfile, force, rx, | |
| quiet): | |
| success = 0 | |
| return success | |
| def compile_file(fullname, ddir=None, force=0, rx=None, quiet=0): | |
| """Byte-compile one file. | |
| Arguments (only fullname is required): | |
| fullname: the file to byte-compile | |
| ddir: if given, purported directory name (this is the | |
| directory name that will show up in error messages) | |
| force: if 1, force compilation, even if timestamps are up-to-date | |
| quiet: if 1, be quiet during compilation | |
| """ | |
| success = 1 | |
| name = os.path.basename(fullname) | |
| if ddir is not None: | |
| dfile = os.path.join(ddir, name) | |
| else: | |
| dfile = None | |
| if rx is not None: | |
| mo = rx.search(fullname) | |
| if mo: | |
| return success | |
| if os.path.isfile(fullname): | |
| head, tail = name[:-3], name[-3:] | |
| if tail == '.py': | |
| if not force: | |
| try: | |
| mtime = int(os.stat(fullname).st_mtime) | |
| expect = struct.pack('<4sl', imp.get_magic(), mtime) | |
| cfile = fullname + (__debug__ and 'c' or 'o') | |
| with open(cfile, 'rb') as chandle: | |
| actual = chandle.read(8) | |
| if expect == actual: | |
| return success | |
| except IOError: | |
| pass | |
| if not quiet: | |
| print 'Compiling', fullname, '...' | |
| try: | |
| ok = py_compile.compile(fullname, None, dfile, True) | |
| except py_compile.PyCompileError,err: | |
| if quiet: | |
| print 'Compiling', fullname, '...' | |
| print err.msg | |
| success = 0 | |
| except IOError, e: | |
| print "Sorry", e | |
| success = 0 | |
| else: | |
| if ok == 0: | |
| success = 0 | |
| return success | |
| def compile_path(skip_curdir=1, maxlevels=0, force=0, quiet=0): | |
| """Byte-compile all module on sys.path. | |
| Arguments (all optional): | |
| skip_curdir: if true, skip current directory (default true) | |
| maxlevels: max recursion level (default 0) | |
| force: as for compile_dir() (default 0) | |
| quiet: as for compile_dir() (default 0) | |
| """ | |
| success = 1 | |
| for dir in sys.path: | |
| if (not dir or dir == os.curdir) and skip_curdir: | |
| print 'Skipping current directory' | |
| else: | |
| success = success and compile_dir(dir, maxlevels, None, | |
| force, quiet=quiet) | |
| return success | |
| def expand_args(args, flist): | |
| """read names in flist and append to args""" | |
| expanded = args[:] | |
| if flist: | |
| try: | |
| if flist == '-': | |
| fd = sys.stdin | |
| else: | |
| fd = open(flist) | |
| while 1: | |
| line = fd.readline() | |
| if not line: | |
| break | |
| expanded.append(line[:-1]) | |
| except IOError: | |
| print "Error reading file list %s" % flist | |
| raise | |
| return expanded | |
| def main(): | |
| """Script main program.""" | |
| import getopt | |
| try: | |
| opts, args = getopt.getopt(sys.argv[1:], 'lfqd:x:i:') | |
| except getopt.error, msg: | |
| print msg | |
| print "usage: python compileall.py [-l] [-f] [-q] [-d destdir] " \ | |
| "[-x regexp] [-i list] [directory|file ...]" | |
| print "-l: don't recurse down" | |
| print "-f: force rebuild even if timestamps are up-to-date" | |
| print "-q: quiet operation" | |
| print "-d destdir: purported directory name for error messages" | |
| print " if no directory arguments, -l sys.path is assumed" | |
| print "-x regexp: skip files matching the regular expression regexp" | |
| print " the regexp is searched for in the full path of the file" | |
| print "-i list: expand list with its content (file and directory names)" | |
| sys.exit(2) | |
| maxlevels = 10 | |
| ddir = None | |
| force = 0 | |
| quiet = 0 | |
| rx = None | |
| flist = None | |
| for o, a in opts: | |
| if o == '-l': maxlevels = 0 | |
| if o == '-d': ddir = a | |
| if o == '-f': force = 1 | |
| if o == '-q': quiet = 1 | |
| if o == '-x': | |
| import re | |
| rx = re.compile(a) | |
| if o == '-i': flist = a | |
| if ddir: | |
| if len(args) != 1 and not os.path.isdir(args[0]): | |
| print "-d destdir require exactly one directory argument" | |
| sys.exit(2) | |
| success = 1 | |
| try: | |
| if args or flist: | |
| try: | |
| if flist: | |
| args = expand_args(args, flist) | |
| except IOError: | |
| success = 0 | |
| if success: | |
| for arg in args: | |
| if os.path.isdir(arg): | |
| if not compile_dir(arg, maxlevels, ddir, | |
| force, rx, quiet): | |
| success = 0 | |
| else: | |
| if not compile_file(arg, ddir, force, rx, quiet): | |
| success = 0 | |
| else: | |
| success = compile_path() | |
| except KeyboardInterrupt: | |
| print "\n[interrupt]" | |
| success = 0 | |
| return success | |
| if __name__ == '__main__': | |
| exit_status = int(not main()) | |
| sys.exit(exit_status) |