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#!/usr/bin/env python
# coding: utf-8
"""
python-creole
~~~~~~~~~~~~~
:copyleft: 2008-2011 by python-creole team, see AUTHORS for more details.
:license: GNU GPL v3 or above, see LICENSE for more details.
"""
from __future__ import division, absolute_import
import warnings
import inspect
class DocNode:
"""
A node in the document tree for html2creole and creole2html.
The Document tree would be created in the parser and used in the emitter.
"""
def __init__(self, kind='', parent=None, content=None, attrs=[], level=None):
self.kind = kind
self.children = []
self.parent = parent
if self.parent is not None:
self.parent.children.append(self)
self.attrs = dict(attrs)
if content:
assert isinstance(content, unicode), "Given content %r is not unicode, it's type: %s" % (
content, type(content)
)
self.content = content
self.level = level
def get_attrs_as_string(self):
"""
FIXME: Find a better was to do this.
>>> node = DocNode(attrs={'foo':"bar", u"no":123})
>>> node.get_attrs_as_string()
u'foo="bar" no="123"'
>>> node = DocNode(attrs={"foo":'bar', "no":u"ABC"})
>>> node.get_attrs_as_string()
u'foo="bar" no="ABC"'
"""
attr_list = []
for key, value in self.attrs.iteritems():
if not isinstance(value, unicode):
value = unicode(value)
value_string = repr(value).lstrip("u").replace(u"'", u'"')
attr_list.append(u"%s=%s" % (key, value_string))
return u" ".join(attr_list)
def __str__(self):
return str(self.__repr__())
def __repr__(self):
return u"<DocNode %s: %r>" % (self.kind, self.content)
# return u"<DocNode %s (parent: %r): %r>" % (self.kind, self.parent, self.content)
def debug(self):
print "_" * 80
print "\tDocNode - debug:"
print "str(): %s" % self
print "attributes:"
for i in dir(self):
if i.startswith("_") or i == "debug":
continue
print "%20s: %r" % (i, getattr(self, i, "---"))
class DebugList(list):
def __init__(self, html2creole):
self.html2creole = html2creole
super(DebugList, self).__init__()
def append(self, item):
# for stack_frame in inspect.stack(): print stack_frame
line, method = inspect.stack()[1][2:4]
msg = "%-8s append: %-35r (%-15s line:%s)" % (
self.html2creole.getpos(), item,
method, line
)
warnings.warn(msg)
list.append(self, item)
if __name__ == '__main__':
import doctest
print doctest.testmod()
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