def parse_any(source,parser=None):
'''call etree.parse, automatically handling XML strings, and
returning more meaningful exception message when possible.
'''
filename = None
if isinstance(source,str):
if source.lstrip().startswith('<'):
source = StringIO(source)
else:
filename = source
try:
out = etree.parse(source,parser=parser)
except etree.XMLSyntaxError,e:
if filename is not None:
e.args = (filename+': '+e.args[0],)
raise
def parse_any(source, parser=None):
"""call etree.parse, automatically handling XML strings, and
returning more meaningful exception message when possible.
"""
filename = None
if isinstance(source, str):
if source.lstrip().startswith("<"):
source = StringIO(source)
else:
filename = source
try:
out = etree.parse(source, parser=parser)
except etree.XMLSyntaxError, e:
if filename is not None:
e.args = (filename + ": " + e.args[0],)
raise
def as_element(self,arg):
'''return arg as lxml.etree element,
converting from string or ElementTree element as necessary.
'''
if etree.iselement(arg):
return arg
if isinstance(arg,str):
if arg.lstrip().startswith('<'):
source = StringIO(arg)
else:
# just pass filename through
source = arg
else:
# assume original ElementTree object
if simple_etree.iselement(arg):
arg = simple_etree.ElementTree(arg)
source = StringIO()
arg.write(source)
source.seek(0)
parser = etree.XMLParser(ns_clean=True,remove_blank_text=True)
return etree.parse(source,parser).getroot()
def as_element(self, arg):
"""return arg as lxml.etree element,
converting from string or ElementTree element as necessary.
"""
if etree.iselement(arg):
return arg
if isinstance(arg, str):
if arg.lstrip().startswith("<"):
source = StringIO(arg)
else:
# just pass filename through
source = arg
else:
# assume original ElementTree object
if simple_etree.iselement(arg):
arg = simple_etree.ElementTree(arg)
source = StringIO()
arg.write(source)
source.seek(0)
parser = etree.XMLParser(ns_clean=True, remove_blank_text=True)
return etree.parse(source, parser).getroot()
