def generate(self, encoding=None,
fragment=False, output=None, format=None):
"""
Execute template and generate serialized output incrementally.
This method returns an iterator that yields an encoded string
for each iteration. The iteration ends when the template is done
executing.
encoding
The output encoding. Default: utf-8.
fragment
Controls whether prologue information (such as <?xml?>
declaration and DOCTYPE should be written). Set to True
when generating fragments meant to be inserted into
existing XML documents.
output
A string specifying an output method ('xml', 'html',
'xhtml') or a Serializer object.
"""
serializer = self._get_serializer(output)
try:
return serializer.generate(self, encoding, fragment, format)
except Exception:
raise_template_error(module=self.__module__)
def _create_module(code, name, filename, store=True, ns={}, exec_module=None):
for recompiled in range(2):
name = get_template_name(name, filename)
mod = new.module(name)
mod.__file__ = filename
mod.__ctime__ = time.time()
mod.__dict__.update(ns)
try:
if exec_module:
exec_module(mod, code)
else:
exec code in mod.__dict__
except Exception:
if store:
sys.modules[name] = mod
raise_template_error(module=name, filename=filename)
if getattr(mod, 'kid_version', None) == __version__:
break
# the module has been compiled against an old Kid version,
# recompile to ensure compatibility and best performance
if recompiled: # already tried recompiling, to no avail
raise TemplateImportError('Cannot recompile template file'
' %r for Kid version %s' %
(filename, __version__))
template = KidFile(filename)
template.stale = True
template._python = template._code = None
code = template.compile(dump_source=environ.get('KID_OUTPUT_PY'))
if store:
sys.modules[name] = mod
return mod
def generate(self,
encoding=None,
fragment=False,
output=None,
format=None):
"""
Execute template and generate serialized output incrementally.
This method returns an iterator that yields an encoded string
for each iteration. The iteration ends when the template is done
executing.
encoding
The output encoding. Default: utf-8.
fragment
Controls whether prologue information (such as <?xml?>
declaration and DOCTYPE should be written). Set to True
when generating fragments meant to be inserted into
existing XML documents.
output
A string specifying an output method ('xml', 'html',
'xhtml') or a Serializer object.
"""
serializer = self._get_serializer(output)
try:
return serializer.generate(self, encoding, fragment, format)
except Exception:
raise_template_error(module=self.__module__)
def serialize(self, encoding=None,
fragment=False, output=None, format=None):
"""
Execute a template and return a single string.
encoding
The output encoding. Default: utf-8.
fragment
Controls whether prologue information (such as <?xml?>
declaration and DOCTYPE should be written). Set to True
when generating fragments meant to be inserted into
existing XML documents.
output
A string specifying an output method ('xml', 'html',
'xhtml') or a Serializer object.
This is a convienence method, roughly equivalent to::
''.join([x for x in obj.generate(encoding, fragment, output)]
"""
serializer = self._get_serializer(output)
try:
return serializer.serialize(self, encoding, fragment, format)
except Exception:
raise_template_error(module=self.__module__)
def serialize(self,
encoding=None,
fragment=False,
output=None,
format=None):
"""
Execute a template and return a single string.
encoding
The output encoding. Default: utf-8.
fragment
Controls whether prologue information (such as <?xml?>
declaration and DOCTYPE should be written). Set to True
when generating fragments meant to be inserted into
existing XML documents.
output
A string specifying an output method ('xml', 'html',
'xhtml') or a Serializer object.
This is a convienence method, roughly equivalent to::
''.join([x for x in obj.generate(encoding, fragment, output)]
"""
serializer = self._get_serializer(output)
try:
return serializer.serialize(self, encoding, fragment, format)
except Exception:
raise_template_error(module=self.__module__)
def write(self,
file,
encoding=None,
fragment=False,
output=None,
format=None):
"""
Execute template and write output to file.
file:file
A filename or a file like object (must support write()).
encoding:string
The output encoding. Default: utf-8.
fragment:bool
Controls whether prologue information (such as <?xml?>
declaration and DOCTYPE should be written). Set to True
when generating fragments meant to be inserted into
existing XML documents.
output:string,`Serializer`
A string specifying an output method ('xml', 'html',
'xhtml') or a Serializer object.
"""
serializer = self._get_serializer(output)
try:
return serializer.write(self, file, encoding, fragment, format)
except Exception:
raise_template_error(module=self.__module__)
def _create_module(code, name, filename, store=True, ns={}, exec_module=None):
for recompiled in range(2):
name = get_template_name(name, filename)
mod = new.module(name)
mod.__file__ = filename
mod.__ctime__ = time.time()
mod.__dict__.update(ns)
try:
if exec_module:
exec_module(mod, code)
else:
exec code in mod.__dict__
except Exception:
if store:
sys.modules[name] = mod
raise_template_error(module=name, filename=filename)
if getattr(mod, "kid_version", None) == __version__:
break
# the module has been compiled against an old Kid version,
# recompile to ensure compatibility and best performance
if recompiled: # already tried recompiling, to no avail
raise TemplateImportError(
"Cannot recompile template file" " %r for Kid version %s" % (filename, __version__)
)
template = KidFile(filename)
template.stale = True
template._python = template._code = None
code = template.compile(dump_source=environ.get("KID_OUTPUT_PY"))
if store:
sys.modules[name] = mod
return mod
def code(self):
"""Get the compiled Python code for the template."""
if self._code is None:
if self.stale:
pyfile = self.py_file
if self.strip_dest_dir and \
self.py_file.startswith(self.strip_dest_dir):
pyfile = os.path.normpath(
self.py_file[len(self.strip_dest_dir):])
try:
self._code = py_compile(self.python, pyfile)
except Exception:
raise_template_error(filename=self.kid_file,
encoding=self.encoding)
else:
self._code = marshal.load(self._pyc_fp)
return self._code
def code(self):
"""Get the compiled Python code for the template."""
if self._code is None:
if self.stale:
pyfile = self.py_file
if self.strip_dest_dir and \
self.py_file.startswith(self.strip_dest_dir):
pyfile = os.path.normpath(
self.py_file[len(self.strip_dest_dir):])
try:
self._code = py_compile(self.python, pyfile)
except Exception:
raise_template_error(filename=self.kid_file,
encoding=self.encoding)
else:
self._code = marshal.load(self._pyc_fp)
return self._code
def write(self, file, encoding=None,
fragment=False, output=None, format=None):
"""
Execute template and write output to file.
file:file
A filename or a file like object (must support write()).
encoding:string
The output encoding. Default: utf-8.
fragment:bool
Controls whether prologue information (such as <?xml?>
declaration and DOCTYPE should be written). Set to True
when generating fragments meant to be inserted into
existing XML documents.
output:string,`Serializer`
A string specifying an output method ('xml', 'html',
'xhtml') or a Serializer object.
"""
serializer = self._get_serializer(output)
try:
return serializer.write(self, file, encoding, fragment, format)
except Exception:
raise_template_error(module=self.__module__)
