Python win32com.__gen_path__() Examples

def test_win32com(self):
            """
            win32com should not be prevented from caching COM interfaces
            in gen_py.
            """
            import win32com
            gen_py = win32com.__gen_path__
            target = os.path.join(gen_py, 'test_write')
            sandbox = DirectorySandbox(self.dir)
            try:
                try:
                    sandbox.run(self._file_writer(target))
                except SandboxViolation:
                    self.fail("Could not create gen_py file due to SandboxViolation")
            finally:
                if os.path.exists(target): os.remove(target) 

def GetGeneratePath():
	"""Returns the name of the path to generate to.
	Checks the directory is OK.
	"""
	assert not is_readonly, "Why do you want the genpath for a readonly store?"
	try:
		os.makedirs(win32com.__gen_path__)
		#os.mkdir(win32com.__gen_path__)
	except os.error:
		pass
	try:
		fname = os.path.join(win32com.__gen_path__, "__init__.py")
		os.stat(fname)
	except os.error:
		f = open(fname,"w")
		f.write('# Generated file - this directory may be deleted to reset the COM cache...\n')
		f.write('import win32com\n')
		f.write('if __path__[:-1] != win32com.__gen_path__: __path__.append(win32com.__gen_path__)\n')
		f.close()
	
	return win32com.__gen_path__

#
# The helpers for win32com.client.Dispatch and OCX clients.
# 

def test_win32com(self):
            """
            win32com should not be prevented from caching COM interfaces
            in gen_py.
            """
            import win32com
            gen_py = win32com.__gen_path__
            target = os.path.join(gen_py, 'test_write')
            sandbox = DirectorySandbox(self.dir)
            try:
                try:
                    sandbox.run(self._file_writer(target))
                except SandboxViolation:
                    self.fail("Could not create gen_py file due to SandboxViolation")
            finally:
                if os.path.exists(target): os.remove(target) 

def test_win32com(self):
            """
            win32com should not be prevented from caching COM interfaces
            in gen_py.
            """
            import win32com
            gen_py = win32com.__gen_path__
            target = os.path.join(gen_py, 'test_write')
            sandbox = DirectorySandbox(self.dir)
            try:
                try:
                    sandbox.run(self._file_writer(target))
                except SandboxViolation:
                    self.fail("Could not create gen_py file due to SandboxViolation")
            finally:
                if os.path.exists(target): os.remove(target) 

def test_win32com(self):
            """
            win32com should not be prevented from caching COM interfaces
            in gen_py.
            """
            import win32com
            gen_py = win32com.__gen_path__
            target = os.path.join(gen_py, 'test_write')
            sandbox = DirectorySandbox(self.dir)
            try:
                try:
                    sandbox.run(self._file_writer(target))
                except SandboxViolation:
                    self.fail("Could not create gen_py file due to SandboxViolation")
            finally:
                if os.path.exists(target): os.remove(target) 

def _SaveDicts():
	if is_readonly:
		raise RuntimeError("Trying to write to a readonly gencache ('%s')!" \
		                    % win32com.__gen_path__)
	f = open(os.path.join(GetGeneratePath(), "dicts.dat"), "wb")
	try:
		p = pickle.Pickler(f)
		p.dump(pickleVersion)
		p.dump(clsidToTypelib)
	finally:
		f.close() 

def _Dump():
	print "Cache is in directory", win32com.__gen_path__
	# Build a unique dir
	d = {}
	for clsid, (typelibCLSID, lcid, major, minor) in clsidToTypelib.iteritems():
		d[typelibCLSID, lcid, major, minor] = None
	for typelibCLSID, lcid, major, minor in d.iterkeys():
		mod = GetModuleForTypelib(typelibCLSID, lcid, major, minor)
		print "%s - %s" % (mod.__doc__, typelibCLSID)

# Boot up 

def __init__(self, *args, **kwargs):
        """
        Attempts to retrieve list of voices from the SAPI.SpVoice API.

        However, if not running on Windows, no environment inspection is
        attempted and an exception is immediately raised.
        """

        if not self.IS_WINDOWS:
            raise EnvironmentError("SAPI 5 is only available on Windows")

        super(SAPI5COM, self).__init__(*args, **kwargs)

        # win32com and pythoncom are Windows only, pylint:disable=import-error

        try:
            import win32com.client
        except IOError:  # some Anki packages have an unwritable cache path
            self._logger.warn("win32com.client import failed; trying again "
                              "with alternate __gen_path__ set")
            import win32com
            import os.path
            import tempfile
            win32com.__gen_path__ = os.path.join(tempfile.gettempdir(),
                                                 'gen_py')
            import win32com.client
        self._client = win32com.client

        import pythoncom
        self._pythoncom = pythoncom

        # pylint:enable=import-error

        voices = self._client.Dispatch('SAPI.SpVoice').getVoices()
        self._voice_map = {
            voice.getAttribute('name'): voice
            for voice in [voices.item(i) for i in range(voices.count)]
        }

        if not self._voice_map:
            raise EnvironmentError("No voices returned by SAPI 5") 

def _LoadDicts():
	# Load the dictionary from a .zip file if that is where we live.
	if hasattr(win32com, "__loader__"):
		import cStringIO as io
		loader = win32com.__loader__
		arc_path = loader.archive
		dicts_path = os.path.join(win32com.__gen_path__, "dicts.dat")
		if dicts_path.startswith(arc_path):
			dicts_path = dicts_path[len(arc_path)+1:]
		else:
			# Hm. See below.
			return
		try:
			data = loader.get_data(dicts_path)
		except AttributeError:
			# The __loader__ has no get_data method.  See below.
			return
		except IOError:
			# Our gencache is in a .zip file (and almost certainly readonly)
			# but no dicts file.  That actually needn't be fatal for a frozen
			# application.  Assuming they call "EnsureModule" with the same
			# typelib IDs they have been frozen with, that EnsureModule will
			# correctly re-build the dicts on the fly.  However, objects that
			# rely on the gencache but have not done an EnsureModule will
			# fail (but their apps are likely to fail running from source
			# with a clean gencache anyway, as then they would be getting
			# Dynamic objects until the cache is built - so the best answer
			# for these apps is to call EnsureModule, rather than freezing
			# the dict)
			return
		f = io.StringIO(data)
	else:
		# NOTE: IOError on file open must be caught by caller.
		f = open(os.path.join(win32com.__gen_path__, "dicts.dat"), "rb")
	try:
		p = pickle.Unpickler(f)
		version = p.load()
		global clsidToTypelib
		clsidToTypelib = p.load()
		versionRedirectMap.clear()
	finally:
		f.close() 

def GetGeneratedInfos():
	zip_pos = win32com.__gen_path__.find(".zip\\")
	if zip_pos >= 0:
		import zipfile
		zip_file = win32com.__gen_path__[:zip_pos+4]
		zip_path = win32com.__gen_path__[zip_pos+5:].replace("\\", "/")
		zf = zipfile.ZipFile(zip_file)
		infos = {}
		for n in zf.namelist():
			if not n.startswith(zip_path):
				continue
			base = n[len(zip_path)+1:].split("/")[0]
			try:
				iid, lcid, major, minor = base.split("x")
				lcid = int(lcid)
				major = int(major)
				minor = int(minor)
				iid = pywintypes.IID("{" + iid + "}")
			except ValueError:
				continue
			except pywintypes.com_error:
				# invalid IID
				continue
			infos[(iid, lcid, major, minor)] = 1
		zf.close()
		return list(infos.keys())
	else:
		# on the file system
		files = glob.glob(win32com.__gen_path__+ "\\*")
		ret = []
		for file in files:
			if not os.path.isdir(file) and not os.path.splitext(file)[1]==".py":
				continue
			name = os.path.splitext(os.path.split(file)[1])[0]
			try:
				iid, lcid, major, minor = name.split("x")
				iid = pywintypes.IID("{" + iid + "}")
				lcid = int(lcid)
				major = int(major)
				minor = int(minor)
			except ValueError:
				continue
			except pywintypes.com_error:
				# invalid IID
				continue
			ret.append((iid, lcid, major, minor))
		return ret