| """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 file. |
| file: 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) |