我们从Python开源项目中，提取了以下50个代码示例，用于说明如何使用distutils.dep_util.newer()。
def test_newer(self): tmpdir = self.mkdtemp() new_file = os.path.join(tmpdir, 'new') old_file = os.path.abspath(__file__) # Raise DistutilsFileError if 'new_file' does not exist. self.assertRaises(DistutilsFileError, newer, new_file, old_file) # Return true if 'new_file' exists and is more recently modified than # 'old_file', or if 'new_file' exists and 'old_file' doesn't. self.write_file(new_file) self.assertTrue(newer(new_file, 'I_dont_exist')) self.assertTrue(newer(new_file, old_file)) # Return false if both exist and 'old_file' is the same age or younger # than 'new_file'. self.assertFalse(newer(old_file, new_file))
def BuildTypelib(): from distutils.dep_util import newer this_dir = os.path.dirname(__file__) idl = os.path.abspath(os.path.join(this_dir, "pippo.idl")) tlb=os.path.splitext(idl)[0] + '.tlb' if newer(idl, tlb): print "Compiling %s" % (idl,) rc = os.system ('midl "%s"' % (idl,)) if rc: raise RuntimeError("Compiling MIDL failed!") # Can't work out how to prevent MIDL from generating the stubs. # just nuke them for fname in "dlldata.c pippo_i.c pippo_p.c pippo.h".split(): os.remove(os.path.join(this_dir, fname)) print "Registering %s" % (tlb,) tli=pythoncom.LoadTypeLib(tlb) pythoncom.RegisterTypeLib(tli,tlb)
def BuildTypelib(): from distutils.dep_util import newer this_dir = os.path.dirname(__file__) idl = os.path.abspath(os.path.join(this_dir, "pippo.idl")) tlb=os.path.splitext(idl)[0] + '.tlb' if newer(idl, tlb): print("Compiling %s" % (idl,)) rc = os.system ('midl "%s"' % (idl,)) if rc: raise RuntimeError("Compiling MIDL failed!") # Can't work out how to prevent MIDL from generating the stubs. # just nuke them for fname in "dlldata.c pippo_i.c pippo_p.c pippo.h".split(): os.remove(os.path.join(this_dir, fname)) print("Registering %s" % (tlb,)) tli=pythoncom.LoadTypeLib(tlb) pythoncom.RegisterTypeLib(tli,tlb)
def preprocess(self, source, output_file=None, macros=None, include_dirs=None, extra_preargs=None, extra_postargs=None): fixed_args = self._fix_compile_args(None, macros, include_dirs) ignore, macros, include_dirs = fixed_args pp_opts = gen_preprocess_options(macros, include_dirs) pp_args = self.preprocessor + pp_opts if output_file: pp_args.extend(['-o', output_file]) if extra_preargs: pp_args[:0] = extra_preargs if extra_postargs: pp_args.extend(extra_postargs) pp_args.append(source) # We need to preprocess: either we're being forced to, or we're # generating output to stdout, or there's a target output file and # the source file is newer than the target (or the target doesn't # exist). if self.force or output_file is None or newer(source, output_file): if output_file: self.mkpath(os.path.dirname(output_file)) try: self.spawn(pp_args) except DistutilsExecError as msg: raise CompileError(msg)
def preprocess (self, source, output_file=None, macros=None, include_dirs=None, extra_preargs=None, extra_postargs=None): (_, macros, include_dirs) = \ self._fix_compile_args(None, macros, include_dirs) pp_opts = gen_preprocess_options(macros, include_dirs) pp_args = ['cpp32.exe'] + pp_opts if output_file is not None: pp_args.append('-o' + output_file) if extra_preargs: pp_args[:0] = extra_preargs if extra_postargs: pp_args.extend(extra_postargs) pp_args.append(source) # We need to preprocess: either we're being forced to, or the # source file is newer than the target (or the target doesn't # exist). if self.force or output_file is None or newer(source, output_file): if output_file: self.mkpath(os.path.dirname(output_file)) try: self.spawn(pp_args) except DistutilsExecError, msg: print msg raise CompileError, msg # preprocess()
def preprocess(self, source, output_file=None, macros=None, include_dirs=None, extra_preargs=None, extra_postargs=None): ignore, macros, include_dirs = \ self._fix_compile_args(None, macros, include_dirs) pp_opts = gen_preprocess_options(macros, include_dirs) pp_args = self.preprocessor + pp_opts if output_file: pp_args.extend(['-o', output_file]) if extra_preargs: pp_args[:0] = extra_preargs if extra_postargs: pp_args.extend(extra_postargs) pp_args.append(source) # We need to preprocess: either we're being forced to, or we're # generating output to stdout, or there's a target output file and # the source file is newer than the target (or the target doesn't # exist). if self.force or output_file is None or newer(source, output_file): if output_file: self.mkpath(os.path.dirname(output_file)) try: self.spawn(pp_args) except DistutilsExecError, msg: raise CompileError, msg
def test_newer_group(self): tmpdir = self.mkdtemp() sources = os.path.join(tmpdir, 'sources') os.mkdir(sources) one = os.path.join(sources, 'one') two = os.path.join(sources, 'two') three = os.path.join(sources, 'three') old_file = os.path.abspath(__file__) # return true if 'old_file' is out-of-date with respect to any file # listed in 'sources'. self.write_file(one) self.write_file(two) self.write_file(three) self.assertTrue(newer_group([one, two, three], old_file)) self.assertFalse(newer_group([one, two, old_file], three)) # missing handling os.remove(one) self.assertRaises(OSError, newer_group, [one, two, old_file], three) self.assertFalse(newer_group([one, two, old_file], three, missing='ignore')) self.assertTrue(newer_group([one, two, old_file], three, missing='newer'))
def configuration(parent_package='', top_path=None): config = Configuration('f2py', parent_package, top_path) config.add_data_dir('tests') config.add_data_files('src/fortranobject.c', 'src/fortranobject.h', ) config.make_svn_version_py() def generate_f2py_py(build_dir): f2py_exe = 'f2py' + os.path.basename(sys.executable)[6:] if f2py_exe[-4:] == '.exe': f2py_exe = f2py_exe[:-4] + '.py' if 'bdist_wininst' in sys.argv and f2py_exe[-3:] != '.py': f2py_exe = f2py_exe + '.py' target = os.path.join(build_dir, f2py_exe) if newer(__file__, target): log.info('Creating %s', target) f = open(target, 'w') f.write(_get_f2py_shebang() + '\n') mainloc = os.path.join(os.path.dirname(__file__), "__main__.py") with open(mainloc) as mf: f.write(mf.read()) f.close() return target config.add_scripts(generate_f2py_py) log.info('F2PY Version %s', config.get_version()) return config
def write_version(): if newer(VERSION_FILE, PY_VERSION_FILE): with open(PY_VERSION_FILE, "w") as f: f.write("# GENERATED BY setup.py\n") f.write("version = '%s'\n" % (get_version_string())) # On Darwin, UnixCCompiler uses "-L" for runtime lib paths
def copy_scripts(self): """ Override the default distutils copy_scripts to call replace_tags if it's marked as a Python script. """ self.mkpath(self.build_dir) outfiles = [] for script in self.scripts: adjust = 0 script = convert_path(script) outfile = os.path.join(self.build_dir, os.path.basename(script)) outfiles.append(outfile) if not self.force and not newer(script, outfile): log.debug("not copying %s (up-to-date)", script) continue self.copy_file(script, outfile, self.dry_run) if os.name == 'posix': for file in outfiles: if self.dry_run: log.info("changing mode of %s", file) else: oldmode = os.stat(file)[ST_MODE] & 07777 newmode = (oldmode | 0555) & 07777 if newmode != oldmode: log.info("changing mode of %s from %o to %o", file, oldmode, newmode) os.chmod(file, newmode)
def _compile_po_files (self): data_files = [] # Don't install language files on win32 if sys.platform == 'win32': return data_files PO_DIR = 'locales' for po in glob.glob (os.path.join(PO_DIR,'*.po')): lang = os.path.basename(po[:-3]) mo = os.path.join('build', 'mo', lang, 'bluewho.mo') directory = os.path.dirname(mo) if not os.path.exists(directory): info('creating %s' % directory) os.makedirs(directory) if newer(po, mo): # True if mo doesn't exist cmd = 'msgfmt -o %s %s' % (mo, po) info('compiling %s -> %s' % (po, mo)) if os.system(cmd) != 0: raise SystemExit('Error while running msgfmt') dest = os.path.dirname(os.path.join('share', 'locale', lang, 'LC_MESSAGES', 'bluewho.mo')) data_files.append((dest, [mo])) return data_files
def generate_a_pyrex_source(self, base, ext_name, source, extension): if self.inplace or not have_pyrex(): target_dir = os.path.dirname(base) else: target_dir = appendpath(self.build_src, os.path.dirname(base)) target_file = os.path.join(target_dir, ext_name + '.c') depends = [source] + extension.depends if self.force or newer_group(depends, target_file, 'newer'): if have_pyrex(): import Pyrex.Compiler.Main log.info("pyrexc:> %s" % (target_file)) self.mkpath(target_dir) options = Pyrex.Compiler.Main.CompilationOptions( defaults=Pyrex.Compiler.Main.default_options, include_path=extension.include_dirs, output_file=target_file) pyrex_result = Pyrex.Compiler.Main.compile(source, options=options) if pyrex_result.num_errors != 0: raise DistutilsError("%d errors while compiling %r with Pyrex" \ % (pyrex_result.num_errors, source)) elif os.path.isfile(target_file): log.warn("Pyrex required for compiling %r but not available,"\ " using old target %r"\ % (source, target_file)) else: raise DistutilsError("Pyrex required for compiling %r"\ " but notavailable" % (source,)) return target_file
def source_func(ext, build_dir): import os from distutils.dep_util import newer target = os.path.join(build_dir, 'fib3.f') if newer(__file__, target): f = open(target, 'w') f.write(fib3_f) f.close() return [target]
def install(self): outfiles = _install_lib.install(self) extra = [] for of in outfiles: if os.path.basename(of) == "amqp-0-10-qpid-errata-stripped.xml": tgt = pclfile(of) if self.force or newer(of, tgt): log.info("caching %s to %s" % (of, os.path.basename(tgt))) if not self.dry_run: from qpid.ops import load_types load_types(of) extra.append(tgt) return outfiles + extra
def preprocess (self, source, output_file=None, macros=None, include_dirs=None, extra_preargs=None, extra_postargs=None): (_, macros, include_dirs) = \ self._fix_compile_args(None, macros, include_dirs) pp_opts = gen_preprocess_options(macros, include_dirs) pp_args = ['cpp32.exe'] + pp_opts if output_file is not None: pp_args.append('-o' + output_file) if extra_preargs: pp_args[:0] = extra_preargs if extra_postargs: pp_args.extend(extra_postargs) pp_args.append(source) # We need to preprocess: either we're being forced to, or the # source file is newer than the target (or the target doesn't # exist). if self.force or output_file is None or newer(source, output_file): if output_file: self.mkpath(os.path.dirname(output_file)) try: self.spawn(pp_args) except DistutilsExecError as msg: print(msg) raise CompileError(msg) # preprocess()
def run(self): """ Copy, chmod each script listed in 'self.scripts' essentially this is the stripped distutils.command.build_scripts.copy_scripts() routine """ from stat import ST_MODE from distutils.dep_util import newer from distutils import log self.mkpath(self.build_dir) outfiles = [] for script in self.scripts: outfile = os.path.join(self.build_dir, os.path.basename(script)) outfiles.append(outfile) if not self.force and not newer(script, outfile): log.debug("not copying %s (up-to-date)", script) continue log.info("copying and NOT adjusting %s -> %s", script, self.build_dir) self.copy_file(script, outfile) if os.name == 'posix': for file in outfiles: if self.dry_run: log.info("changing mode of %s", file) else: oldmode = os.stat(file)[ST_MODE] & 0o7777 newmode = (oldmode | 0o555) & 0o7777 if newmode != oldmode: log.info("changing mode of %s from %o to %o", file, oldmode, newmode) os.chmod(file, newmode)
