def _encode_dmrs(m, strict=False):
_strict = strict
attributes = OrderedDict([('cfrom', str(m.cfrom)),
('cto', str(m.cto))])
if m.surface is not None:
attributes['surface'] = m.surface
if m.identifier is not None:
attributes['ident'] = m.identifier
if not _strict and m.index is not None:
# index corresponds to a variable, so link it to a nodeid
index_nodeid = None
try:
index_nodeid = m.nodeid(m.index)
except KeyError:
pass
if index_nodeid is not None:
attributes['index'] = str(index_nodeid)
e = xml.Element('dmrs', attrib=attributes)
for node in nodes(m):
e.append(dmrx._encode_node(node))
for link in links(m):
e.append(dmrx._encode_link(link))
return e
def test_empty(self):
x = Dmrs()
# Dmrs view
assert len(nodes(x)) == 0
assert len(links(x)) == 0
# Xmrs members
check_xmrs(x, None, None, None, 0, 0, 0, 0)
def dmrs_tikz_dependency(xs):
def link_label(link):
return '{}/{}'.format(link.rargname or '', link.post)
def label_side(link):
if ((link.post == H_POST and link.rargname == RSTR_ROLE)
or link.post == EQ_POST):
return 'edge below'
return 'edge above'
if isinstance(xs, Xmrs):
xs = [xs]
slots = defaultdict(set) # from/(+-)to; + for above, - for below
lines = [
'\\documentclass{standalone}',
'\\usepackage{tikz-dependency}',
'\\begin{document}'
]
for x in xs:
lines.append(
'\\begin{dependency}['
'text only label,'
'label style={above,font=\\footnotesize},'
'edge unit distance=2ex'
']'
)
ns = nodes(x)
ls = links(x)
predlist = [latex_escape(n.pred.short_form()) for n in ns]
lines.extend([
' \\begin{deptext}[column sep=10pt]',
' {} \\\\'.format(' \\& '.join(predlist)),
' \\end{deptext}'
])
nodeidx = {n.nodeid: i+1 for i, n in enumerate(ns)}
for link in links(x):
if link.start == 0:
lines.append(
' \\deproot[edge unit distance=2ex]{{{}}}{{{}}}'.format(
nodeidx[link.end],
'TOP' # latex_escape('/' + link.post)
)
)
else:
side = label_side(link)
opts = [side]
slot = link.end * -1 if side.endswith('below') else link.end
if slot in slots[link.start]:
opts.append('edge unit distance=4ex')
slots[link.start].add(slot)
lines.append(' \\depedge[{}]{{{}}}{{{}}}{{{}}}'.format(
','.join(opts),
nodeidx[link.start],
nodeidx[link.end],
latex_escape(link_label(link))
))
lines.append('\\end{dependency}')
lines.append('\\end{document}')
return '\n'.join(lines)
def encode_dmrs(m, indent=2):
if indent is not None:
delim = '\n'
space = ' ' * indent
else:
delim = ''
space = ' '
nodes_ = [
_node.format(indent=space,
nodeid=n.nodeid,
pred=n.pred.string,
lnk='' if n.lnk is None else str(n.lnk),
sortinfo=('' if not n.sortinfo else _sortinfo.format(
cvarsort=n.cvarsort,
properties=' '.join('{}={}'.format(k, v)
for k, v in n.sortinfo.items()
if k != CVARSORT),
))) for n in nodes(m)
]
links_ = [
_link.format(indent=space,
start=l.start,
pre=l.rargname or '',
post=l.post,
arrow='->' if l.rargname or l.post != EQ_POST else '--',
end=l.end) for l in links(m)
]
return delim.join(['dmrs {'] + nodes_ + links_ + ['}'])
def test_empty(self):
x = Dmrs()
# Dmrs view
assert len(nodes(x)) == 0
assert len(links(x)) == 0
# Xmrs members
check_xmrs(x, None, None, None, 0, 0, 0, 0)
def select_nodes(xmrs, nodeid=None, pred=None):
"""
Return the list of all |Nodes| that have the matching *nodeid*
and/or *pred* values. If none match, return an empty list.
"""
nodematch = lambda n: ((nodeid is None or n.nodeid == nodeid) and
(pred is None or n.pred == pred))
return list(filter(nodematch, nodes(xmrs)))
def select_nodes(xmrs, nodeid=None, pred=None):
"""
Return the list of all [Nodes] that have the matching *nodeid*
and/or *pred* values. If none match, return an empty list.
"""
nodematch = lambda n: ((nodeid is None or n.nodeid == nodeid) and
(pred is None or n.pred == pred))
return list(filter(nodematch, nodes(xmrs)))
def dmrs_tikz_dependency(xs):
"""
Return a LaTeX document with each Xmrs in *xs* rendered as DMRSs.
DMRSs use the tikz-dependency package for visualization.
"""
def link_label(link):
return '{}/{}'.format(link.rargname or '', link.post)
def label_side(link):
if ((link.post == H_POST and link.rargname == RSTR_ROLE)
or link.post == EQ_POST):
return 'edge below'
return 'edge above'
if isinstance(xs, Xmrs):
xs = [xs]
slots = defaultdict(set) # from/(+-)to; + for above, - for below
lines = [
'\\documentclass{standalone}', '\\usepackage{tikz-dependency}',
'\\begin{document}'
]
for x in xs:
lines.append('\\begin{dependency}['
'text only label,'
'label style={above,font=\\footnotesize},'
'edge unit distance=2ex'
']')
ns = nodes(x)
ls = links(x)
predlist = [_latex_escape(n.pred.short_form()) for n in ns]
lines.extend([
' \\begin{deptext}[column sep=10pt]',
' {} \\\\'.format(' \\& '.join(predlist)), ' \\end{deptext}'
])
nodeidx = {n.nodeid: i + 1 for i, n in enumerate(ns)}
for link in links(x):
if link.start == 0:
lines.append(
' \\deproot[edge unit distance=2ex]{{{}}}{{{}}}'.format(
nodeidx[link.end],
'TOP' # _latex_escape('/' + link.post)
))
else:
side = label_side(link)
opts = [side]
slot = link.end * -1 if side.endswith('below') else link.end
if slot in slots[link.start]:
opts.append('edge unit distance=4ex')
slots[link.start].add(slot)
lines.append(' \\depedge[{}]{{{}}}{{{}}}{{{}}}'.format(
','.join(opts), nodeidx[link.start], nodeidx[link.end],
_latex_escape(link_label(link))))
lines.append('\\end{dependency}')
lines.append('\\end{document}')
return '\n'.join(lines)
def _encode_dmrs(m, properties, indent=2):
if indent is not None:
delim = '\n'
space = ' ' * indent
else:
delim = ''
space = ' '
attrs = []
nodes_ = [
_node.format(
indent=space,
nodeid=n.nodeid,
pred=n.pred.string,
lnk='' if n.lnk is None else str(n.lnk),
carg='' if n.carg is None else '("{}")'.format(n.carg),
sortinfo=(''
if not (properties and n.sortinfo) else _sortinfo.format(
cvarsort=n.cvarsort,
properties=' '.join('{}={}'.format(k, v)
for k, v in n.sortinfo.items()
if k != CVARSORT),
))) for n in nodes(m)
]
links_ = []
for l in links(m):
if l.start == 0:
attrs.append('top={}'.format(l.end))
else:
links_.append(
_link.format(
indent=space,
start=l.start,
pre=l.rargname or '',
post=l.post,
arrow='->' if l.rargname or l.post != EQ_POST else '--',
end=l.end))
if m.index is not None:
idx = m.nodeid(m.index)
if idx is not None:
attrs.append('index={}'.format(idx))
if m.lnk is not None:
attrs.append('lnk={}'.format(str(m.lnk)))
if m.surface is not None:
attrs.append('surface="{}"'.format(m.surface))
if attrs:
attrs = ['{}[{}]'.format(space, ' '.join(attrs))]
return delim.join(['dmrs {'] + attrs + nodes_ + links_ + ['}'])
def _encode_dmrs(m, strict=False):
_strict = strict
attributes = OrderedDict([('cfrom', str(m.cfrom)),
('cto', str(m.cto))])
if m.surface is not None:
attributes['surface'] = m.surface
if m.identifier is not None:
attributes['ident'] = m.identifier
# if not _strict and m.index is not None:
# # index corresponds to a variable, so link it to a nodeid
# index_nodeid = m.get_nodeid(m.index)
# if index_nodeid is not None:
# attributes['index'] = str(index_nodeid)
e = etree.Element('dmrs', attrib=attributes)
for node in nodes(m):
e.append(_encode_node(node))
for link in links(m):
e.append(_encode_link(link))
return e
def encode_dmrs(m, strict=False):
_strict = strict
attributes = OrderedDict([('cfrom', str(m.cfrom)),
('cto', str(m.cto))])
if m.surface is not None:
attributes['surface'] = m.surface
if m.identifier is not None:
attributes['ident'] = m.identifier
# if not _strict and m.index is not None:
# # index corresponds to a variable, so link it to a nodeid
# index_nodeid = m.get_nodeid(m.index)
# if index_nodeid is not None:
# attributes['index'] = str(index_nodeid)
e = etree.Element('dmrs', attrib=attributes)
for node in nodes(m):
e.append(encode_node(node))
for link in links(m):
e.append(encode_link(link))
return e
def select_nodes(xmrs, nodeid=None, pred=None):
"""
Return the list of matching nodes in *xmrs*.
DMRS :class:`nodes <delphin.mrs.components.node>` for *xmrs* match
if their `nodeid` matches *nodeid* and `pred` matches *pred*. The
*nodeid* and *pred* filters are ignored if they are `None`.
Args:
xmrs (:class:`~delphin.mrs.xmrs.Xmrs`): semantic structure to
query
nodeid (optional): DMRS nodeid to match
pred (str, :class:`~delphin.mrs.components.Pred`, optional):
predicate to match
Returns:
list: matching nodes
"""
nodematch = lambda n: ((nodeid is None or n.nodeid == nodeid) and
(pred is None or n.pred == pred))
return list(filter(nodematch, nodes(xmrs)))
def _encode_dmrs(m, properties):
attributes = OrderedDict([('cfrom', str(m.cfrom)), ('cto', str(m.cto))])
# if m.top is not None: ... currently handled by links()
if m.index is not None:
idx = m.nodeid(m.index)
if idx is not None:
attributes['index'] = str(idx)
if m.xarg is not None:
xarg = m.nodeid(m.xarg)
if xarg is not None:
attributes['xarg'] = str(xarg)
if m.surface is not None:
attributes['surface'] = m.surface
if m.identifier is not None:
attributes['ident'] = m.identifier
e = etree.Element('dmrs', attrib=attributes)
for node in nodes(m):
e.append(_encode_node(node, properties))
for link in links(m):
e.append(_encode_link(link))
return e
def _encode_dmrs(m, indent=2):
if indent is not None:
delim = '\n'
space = ' ' * indent
else:
delim = ''
space = ' '
nodes_ = [
_node.format(
indent=space,
nodeid=n.nodeid,
pred=n.pred.string,
lnk='' if n.lnk is None else str(n.lnk),
sortinfo=(
'' if not n.sortinfo else
_sortinfo.format(
cvarsort=n.cvarsort,
properties=' '.join('{}={}'.format(k, v)
for k, v in n.sortinfo.items()
if k != CVARSORT),
)
)
)
for n in nodes(m)
]
links_ = [
_link.format(
indent=space,
start=l.start,
pre=l.rargname or '',
post=l.post,
arrow='->' if l.rargname or l.post != EQ_POST else '--',
end=l.end
)
for l in links(m)
]
return delim.join(['dmrs {'] + nodes_ + links_ + ['}'])
def dmrs_tikz_dependency(xs, **kwargs):
"""
Return a LaTeX document with each Xmrs in *xs* rendered as DMRSs.
DMRSs use the `tikz-dependency` package for visualization.
"""
def link_label(link):
return '{}/{}'.format(link.rargname or '', link.post)
def label_edge(link):
if link.post == H_POST and link.rargname == RSTR_ROLE:
return 'rstr'
elif link.post == EQ_POST:
return 'eq'
else:
return 'arg'
if isinstance(xs, Xmrs):
xs = [xs]
lines = """\\documentclass{standalone}
\\usepackage{tikz-dependency}
\\usepackage{relsize}
%%%
%%% style for dmrs graph
%%%
\\depstyle{dmrs}{edge unit distance=1.5ex,
label style={above, scale=.9, opacity=0, text opacity=1},
baseline={([yshift=-0.7\\baselineskip]current bounding box.north)}}
%%% set text opacity=0 to hide text, opacity = 0 to hide box
\\depstyle{root}{edge unit distance=3ex, label style={opacity=1}}
\\depstyle{arg}{edge above}
\\depstyle{rstr}{edge below, dotted, label style={text opacity=1}}
\\depstyle{eq}{edge below, label style={text opacity=1}}
\\depstyle{icons}{edge below, dashed}
\\providecommand{\\named}{}
\\renewcommand{\\named}{named}
%%% styles for predicates and roles (from mrs.sty)
\\providecommand{\\spred}{}
\\renewcommand{\\spred}[1]{\\mbox{\\textsf{#1}}}
\\providecommand{\\srl}{}
\\renewcommand{\\srl}[1]{\\mbox{\\textsf{\\smaller #1}}}
%%%
\\begin{document}""".split("\n")
for ix, x in enumerate(xs):
lines.append("%%%\n%%% {}\n%%%".format(ix + 1))
lines.append("\\begin{dependency}[dmrs]")
ns = nodes(x)
### predicates
lines.append(" \\begin{deptext}[column sep=10pt]")
for i, n in enumerate(ns):
sep = "\\&" if (i < len(ns) - 1) else "\\\\"
pred = _latex_escape(n.pred.short_form())
pred = "\\named{}" if pred == 'named' else pred
if n.carg is not None:
print(n.carg.strip('"'))
pred += "\\smaller ({})".format(n.carg.strip('"'))
lines.append(" \\spred{{{}}} {} % node {}".format(
pred, sep, i + 1))
lines.append(" \\end{deptext}")
nodeidx = {n.nodeid: i + 1 for i, n in enumerate(ns)}
### links
for link in links(x):
if link.start == 0:
lines.append(' \\deproot[root]{{{}}}{{{}}}'.format(
nodeidx[link.end],
'\\srl{TOP}' # _latex_escape('/' + link.post)
))
else:
lines.append(
' \\depedge[{}]{{{}}}{{{}}}{{\\srl{{{}}}}}'.format(
label_edge(link), nodeidx[link.start],
nodeidx[link.end], _latex_escape(link_label(link))))
### placeholder for icons
lines.append('% \\depedge[icons]{f}{t}{FOCUS}')
lines.append('\\end{dependency}\n')
lines.append('\\end{document}')
return '\n'.join(lines)