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A mod whose author I forget. (I must've mislaid the email. If it's

Browse source 
yours, please let me know for propoer acknowledgement.)

This avoids recompiling files that haven't changed; it adds a -f
option to force recompilation.
This commit is contained in:
Guido van Rossum 1998-12-21 18:23:38 +00:00
parent 91c8f5901b
commit 0b56a3e9a7
1 changed files with 19 additions and 8 deletions
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27
Lib/compileall.py
View file

@ -13,10 +13,11 @@ See module py_compile for details of the actual byte-compilation.
""" """
import os import os
import stat
import sys import sys
import py_compile import py_compile
def compile_dir(dir, maxlevels=10, ddir=None): def compile_dir(dir, maxlevels=10, ddir=None, force=0):
"""Byte-compile all modules in the given directory tree. """Byte-compile all modules in the given directory tree.
Arguments (only dir is required): Arguments (only dir is required):
@ -25,6 +26,7 @@ def compile_dir(dir, maxlevels=10, ddir=None):
maxlevels: maximum recursion level (default 10) maxlevels: maximum recursion level (default 10)
ddir: if given, purported directory name (this is the ddir: if given, purported directory name (this is the
directory name that will show up in error messages) directory name that will show up in error messages)
force: if 1, force compilation, even if timestamps are up-to-date
""" """
print 'Listing', dir, '...' print 'Listing', dir, '...'
@ -43,6 +45,11 @@ def compile_dir(dir, maxlevels=10, ddir=None):
if os.path.isfile(fullname): if os.path.isfile(fullname):
head, tail = name[:-3], name[-3:] head, tail = name[:-3], name[-3:]
if tail == '.py': if tail == '.py':
cfile = fullname + (__debug__ and 'c' or 'o')
ftime = os.stat(fullname)[stat.ST_MTIME]
try: ctime = os.stat(cfile)[stat.ST_MTIME]
except os.error: ctime = 0
if (ctime > ftime) and not force: continue
print 'Compiling', fullname, '...' print 'Compiling', fullname, '...'
try: try:
py_compile.compile(fullname, None, dfile) py_compile.compile(fullname, None, dfile)
@ -58,40 +65,44 @@ def compile_dir(dir, maxlevels=10, ddir=None):
name != os.curdir and name != os.pardir and \ name != os.curdir and name != os.pardir and \
os.path.isdir(fullname) and \ os.path.isdir(fullname) and \
not os.path.islink(fullname): not os.path.islink(fullname):
compile_dir(fullname, maxlevels - 1, dfile) compile_dir(fullname, maxlevels - 1, dfile, force)
def compile_path(skip_curdir=1, maxlevels=0): def compile_path(skip_curdir=1, maxlevels=0, force=0):
"""Byte-compile all module on sys.path. """Byte-compile all module on sys.path.
Arguments (all optional): Arguments (all optional):
skip_curdir: if true, skip current directory (default true) skip_curdir: if true, skip current directory (default true)
maxlevels: max recursion level (default 0) maxlevels: max recursion level (default 0)
force: as for compile_dir() (default 0)
""" """
for dir in sys.path: for dir in sys.path:
if (not dir or dir == os.curdir) and skip_curdir: if (not dir or dir == os.curdir) and skip_curdir:
print 'Skipping current directory' print 'Skipping current directory'
else: else:
compile_dir(dir, maxlevels) compile_dir(dir, maxlevels, None, force)
def main(): def main():
"""Script main program.""" """Script main program."""
import getopt import getopt
try: try:
opts, args = getopt.getopt(sys.argv[1:], 'ld:') opts, args = getopt.getopt(sys.argv[1:], 'lfd:')
except getopt.error, msg: except getopt.error, msg:
print msg print msg
print "usage: compileall [-l] [-d destdir] [directory ...]" print "usage: compileall [-l] [-f] [-d destdir] [directory ...]"
print "-l: don't recurse down" print "-l: don't recurse down"
print "-f: force rebuild even if timestamps are up-to-date"
print "-d destdir: purported directory name for error messages" print "-d destdir: purported directory name for error messages"
print "if no arguments, -l sys.path is assumed" print "if no directory arguments, -l sys.path is assumed"
sys.exit(2) sys.exit(2)
maxlevels = 10 maxlevels = 10
ddir = None ddir = None
force = 0
for o, a in opts: for o, a in opts:
if o == '-l': maxlevels = 0 if o == '-l': maxlevels = 0
if o == '-d': ddir = a if o == '-d': ddir = a
if o == '-f': force = 1
if ddir: if ddir:
if len(args) != 1: if len(args) != 1:
print "-d destdir require exactly one directory argument" print "-d destdir require exactly one directory argument"
@ -99,7 +110,7 @@ def main():
try: try:
if args: if args:
for dir in args: for dir in args:
compile_dir(dir, maxlevels, ddir) compile_dir(dir, maxlevels, ddir, force)
else: else:
compile_path() compile_path()
except KeyboardInterrupt: except KeyboardInterrupt: