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Diffstat (limited to 'tests/bytecode/pylib-tests/compileall.py')
| -rw-r--r-- | tests/bytecode/pylib-tests/compileall.py | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/tests/bytecode/pylib-tests/compileall.py b/tests/bytecode/pylib-tests/compileall.py new file mode 100644 index 0000000000..d3cff6a98a --- /dev/null +++ b/tests/bytecode/pylib-tests/compileall.py @@ -0,0 +1,240 @@ +"""Module/script to byte-compile all .py files to .pyc (or .pyo) files. + +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 errno +import imp +import py_compile +import struct + +__all__ = ["compile_dir","compile_file","compile_path"] + +def compile_dir(dir, maxlevels=10, ddir=None, force=False, rx=None, + quiet=False, legacy=False, optimize=-1): + """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: the directory that will be prepended to the path to the + file as it is compiled into each byte-code file. + force: if True, force compilation, even if timestamps are up-to-date + quiet: if True, be quiet during compilation + legacy: if True, produce legacy pyc paths instead of PEP 3147 paths + optimize: optimization level or -1 for level of the interpreter + """ + if not quiet: + print('Listing {!r}...'.format(dir)) + try: + names = os.listdir(dir) + except os.error: + print("Can't list {!r}".format(dir)) + names = [] + names.sort() + success = 1 + for name in names: + if name == '__pycache__': + continue + 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, + legacy, optimize): + 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, legacy, optimize): + success = 0 + return success + +def compile_file(fullname, ddir=None, force=False, rx=None, quiet=False, + legacy=False, optimize=-1): + """Byte-compile one file. + + Arguments (only fullname is required): + + fullname: the file to byte-compile + ddir: if given, the directory name compiled in to the + byte-code file. + force: if True, force compilation, even if timestamps are up-to-date + quiet: if True, be quiet during compilation + legacy: if True, produce legacy pyc paths instead of PEP 3147 paths + optimize: optimization level or -1 for level of the interpreter + """ + 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): + if legacy: + cfile = fullname + ('c' if __debug__ else 'o') + else: + if optimize >= 0: + cfile = imp.cache_from_source(fullname, + debug_override=not optimize) + else: + cfile = imp.cache_from_source(fullname) + cache_dir = os.path.dirname(cfile) + 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) + with open(cfile, 'rb') as chandle: + actual = chandle.read(8) + if expect == actual: + return success + except IOError: + pass + if not quiet: + print('Compiling {!r}...'.format(fullname)) + try: + ok = py_compile.compile(fullname, cfile, dfile, True, + optimize=optimize) + except py_compile.PyCompileError as err: + if quiet: + print('*** Error compiling {!r}...'.format(fullname)) + else: + print('*** ', end='') + # escape non-printable characters in msg + msg = err.msg.encode(sys.stdout.encoding, + errors='backslashreplace') + msg = msg.decode(sys.stdout.encoding) + print(msg) + success = 0 + except (SyntaxError, UnicodeError, IOError) as e: + if quiet: + print('*** Error compiling {!r}...'.format(fullname)) + else: + print('*** ', end='') + print(e.__class__.__name__ + ':', e) + success = 0 + else: + if ok == 0: + success = 0 + return success + +def compile_path(skip_curdir=1, maxlevels=0, force=False, quiet=False, + legacy=False, optimize=-1): + """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 False) + quiet: as for compile_dir() (default False) + legacy: as for compile_dir() (default False) + optimize: as for compile_dir() (default -1) + """ + 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, + legacy=legacy, optimize=optimize) + return success + + +def main(): + """Script main program.""" + import argparse + + parser = argparse.ArgumentParser( + description='Utilities to support installing Python libraries.') + parser.add_argument('-l', action='store_const', const=0, + default=10, dest='maxlevels', + help="don't recurse into subdirectories") + parser.add_argument('-f', action='store_true', dest='force', + help='force rebuild even if timestamps are up to date') + parser.add_argument('-q', action='store_true', dest='quiet', + help='output only error messages') + parser.add_argument('-b', action='store_true', dest='legacy', + help='use legacy (pre-PEP3147) compiled file locations') + parser.add_argument('-d', metavar='DESTDIR', dest='ddir', default=None, + help=('directory to prepend to file paths for use in ' + 'compile-time tracebacks and in runtime ' + 'tracebacks in cases where the source file is ' + 'unavailable')) + parser.add_argument('-x', metavar='REGEXP', dest='rx', default=None, + help=('skip files matching the regular expression; ' + 'the regexp is searched for in the full path ' + 'of each file considered for compilation')) + parser.add_argument('-i', metavar='FILE', dest='flist', + help=('add all the files and directories listed in ' + 'FILE to the list considered for compilation; ' + 'if "-", names are read from stdin')) + parser.add_argument('compile_dest', metavar='FILE|DIR', nargs='*', + help=('zero or more file and directory names ' + 'to compile; if no arguments given, defaults ' + 'to the equivalent of -l sys.path')) + args = parser.parse_args() + + compile_dests = args.compile_dest + + if (args.ddir and (len(compile_dests) != 1 + or not os.path.isdir(compile_dests[0]))): + parser.exit('-d destdir requires exactly one directory argument') + if args.rx: + import re + args.rx = re.compile(args.rx) + + # if flist is provided then load it + if args.flist: + try: + with (sys.stdin if args.flist=='-' else open(args.flist)) as f: + for line in f: + compile_dests.append(line.strip()) + except EnvironmentError: + print("Error reading file list {}".format(args.flist)) + return False + + success = True + try: + if compile_dests: + for dest in compile_dests: + if os.path.isfile(dest): + if not compile_file(dest, args.ddir, args.force, args.rx, + args.quiet, args.legacy): + success = False + else: + if not compile_dir(dest, args.maxlevels, args.ddir, + args.force, args.rx, args.quiet, + args.legacy): + success = False + return success + else: + return compile_path(legacy=args.legacy) + except KeyboardInterrupt: + print("\n[interrupted]") + return False + return True + + +if __name__ == '__main__': + exit_status = int(not main()) + sys.exit(exit_status) |