1 # -*- coding: utf-8 -*-
13 ly.stderr_write ((_ ("error: %s") % str) + "\n")
16 def escape_ly_output_string (input_string):
17 return_string = input_string
18 needs_quotes = not re.match (u"^[a-zA-ZäöüÜÄÖßñ]*$", return_string);
20 return_string = "\"" + string.replace (return_string, "\"", "\\\"") + "\""
24 def musicxml_duration_to_log (dur):
36 'long': -2}.get (dur, 0)
45 self._name = 'xml_node'
47 self._attribute_dict = {}
49 def get_parent (self):
53 return self._parent.get_typed_children (self.__class__)[0] == self
64 if not self._children:
67 return ''.join ([c.get_text () for c in self._children])
69 def message (self, msg):
70 ly.stderr_write (msg+'\n')
74 sys.stderr.write (' In: <%s %s>\n' % (p._name, ' '.join (['%s=%s' % item for item in p._attribute_dict.items ()])))
77 def get_typed_children (self, klass):
81 return [c for c in self._children if isinstance(c, klass)]
83 def get_named_children (self, nm):
84 return self.get_typed_children (get_class (nm))
86 def get_named_child (self, nm):
87 return self.get_maybe_exist_named_child (nm)
89 def get_children (self, predicate):
90 return [c for c in self._children if predicate(c)]
92 def get_all_children (self):
95 def get_maybe_exist_named_child (self, name):
96 return self.get_maybe_exist_typed_child (get_class (name))
98 def get_maybe_exist_typed_child (self, klass):
99 cn = self.get_typed_children (klass)
105 raise "More than 1 child", klass
107 def get_unique_typed_child (self, klass):
108 cn = self.get_typed_children(klass)
110 sys.stderr.write (self.__dict__ + '\n')
111 raise 'Child is not unique for', (klass, 'found', cn)
115 def get_named_child_value_number (self, name, default):
116 n = self.get_maybe_exist_named_child (name)
118 return string.atoi (n.get_text())
123 class Music_xml_node (Xml_node):
125 Xml_node.__init__ (self)
126 self.duration = Rational (0)
127 self.start = Rational (0)
129 class Work (Xml_node):
130 def get_work_information (self, tag):
131 wt = self.get_maybe_exist_named_child (tag)
133 return wt.get_text ()
137 def get_work_title (self):
138 return self.get_work_information ('work-title')
139 def get_work_number (self):
140 return self.get_work_information ('work-number')
142 return self.get_work_information ('opus')
144 class Identification (Xml_node):
145 def get_rights (self):
146 rights = self.get_maybe_exist_named_child ('rights')
148 return rights.get_text ()
152 def get_creator (self, type):
153 creators = self.get_named_children ('creator')
154 # return the first creator tag that has the particular type
156 if hasattr (i, 'type') and i.type == type:
160 def get_composer (self):
161 c = self.get_creator ('composer')
164 creators = self.get_named_children ('creator')
165 # return the first creator tag that has no type at all
167 if not hasattr (i, 'type'):
170 def get_arranger (self):
171 return self.get_creator ('arranger')
172 def get_editor (self):
173 return self.get_creator ('editor')
175 v = self.get_creator ('lyricist')
178 v = self.get_creator ('poet')
181 def get_encoding_information (self, type):
182 enc = self.get_named_children ('encoding')
184 children = enc[0].get_named_children (type)
186 return children[0].get_text ()
190 def get_encoding_software (self):
191 return self.get_encoding_information ('software')
192 def get_encoding_date (self):
193 return self.get_encoding_information ('encoding-date')
194 def get_encoding_person (self):
195 return self.get_encoding_information ('encoder')
196 def get_encoding_description (self):
197 return self.get_encoding_information ('encoding-description')
199 def get_encoding_software_list (self):
200 enc = self.get_named_children ('encoding')
203 softwares = e.get_named_children ('software')
205 software.append (s.get_text ())
210 class Duration (Music_xml_node):
211 def get_length (self):
212 dur = int (self.get_text ()) * Rational (1,4)
215 class Hash_comment (Music_xml_node):
217 class Hash_text (Music_xml_node):
220 class Pitch (Music_xml_node):
222 ch = self.get_unique_typed_child (get_class (u'step'))
223 step = ch.get_text ().strip ()
225 def get_octave (self):
226 ch = self.get_unique_typed_child (get_class (u'octave'))
228 step = ch.get_text ().strip ()
231 def get_alteration (self):
232 ch = self.get_maybe_exist_typed_child (get_class (u'alter'))
235 alter = int (ch.get_text ().strip ())
238 class Unpitched (Music_xml_node):
240 ch = self.get_unique_typed_child (get_class (u'display-step'))
241 step = ch.get_text ().strip ()
244 def get_octave (self):
245 ch = self.get_unique_typed_child (get_class (u'display-octave'))
248 octave = ch.get_text ().strip ()
253 class Measure_element (Music_xml_node):
254 def get_voice_id (self):
255 voice_id = self.get_maybe_exist_named_child ('voice')
257 return voice_id.get_text ()
262 # Look at all measure elements (previously we had self.__class__, which
263 # only looked at objects of the same type!
264 cn = self._parent.get_typed_children (Measure_element)
265 # But only look at the correct voice; But include Attributes, too, which
266 # are not tied to any particular voice
267 cn = [c for c in cn if (c.get_voice_id () == self.get_voice_id ()) or isinstance (c, Attributes)]
270 class Attributes (Measure_element):
272 Measure_element.__init__ (self)
274 self._original_tag = None
277 cn = self._parent.get_typed_children (self.__class__)
278 if self._original_tag:
279 return cn[0] == self._original_tag
283 def set_attributes_from_previous (self, dict):
284 self._dict.update (dict)
286 def read_self (self):
287 for c in self.get_all_children ():
288 self._dict[c.get_name()] = c
290 def get_named_attribute (self, name):
291 return self._dict.get (name)
293 def get_measure_length (self):
294 (n,d) = self.get_time_signature ()
295 return Rational (n,d)
297 def get_time_signature (self):
298 "return time sig as a (beat, beat-type) tuple"
301 mxl = self.get_named_attribute ('time')
303 beats = mxl.get_maybe_exist_named_child ('beats')
304 type = mxl.get_maybe_exist_named_child ('beat-type')
305 return (int (beats.get_text ()),
306 int (type.get_text ()))
310 error (_ ("requested time signature, but time sig is unknown"))
313 # returns clef information in the form ("cleftype", position, octave-shift)
314 def get_clef_information (self):
315 clefinfo = ['G', 2, 0]
316 mxl = self.get_named_attribute ('clef')
319 sign = mxl.get_maybe_exist_named_child ('sign')
321 clefinfo[0] = sign.get_text()
322 line = mxl.get_maybe_exist_named_child ('line')
324 clefinfo[1] = string.atoi (line.get_text ())
325 octave = mxl.get_maybe_exist_named_child ('clef-octave-change')
327 clefinfo[2] = string.atoi (octave.get_text ())
330 def get_key_signature (self):
331 "return (fifths, mode) tuple"
333 key = self.get_named_attribute ('key')
334 mode_node = key.get_maybe_exist_named_child ('mode')
337 mode = mode_node.get_text ()
339 fifths = int (key.get_maybe_exist_named_child ('fifths').get_text ())
340 return (fifths, mode)
342 class Barline (Measure_element):
344 class BarStyle (Music_xml_node):
346 class Partial (Measure_element):
347 def __init__ (self, partial):
348 Measure_element.__init__ (self)
349 self.partial = partial
351 class Note (Measure_element):
353 Measure_element.__init__ (self)
354 self.instrument_name = ''
356 def get_duration_log (self):
357 ch = self.get_maybe_exist_named_child (u'type')
360 log = ch.get_text ().strip()
361 return musicxml_duration_to_log (log)
362 elif self.get_maybe_exist_named_child (u'grace'):
363 # FIXME: is it ok to default to eight note for grace notes?
366 self.message (_ ("Encountered note at %s with %s duration (no <type> element):") % (self.start, self.duration) )
369 def get_factor (self):
372 def get_pitches (self):
373 return self.get_typed_children (get_class (u'pitch'))
375 class Part_list (Music_xml_node):
377 Music_xml_node.__init__ (self)
378 self._id_instrument_name_dict = {}
380 def generate_id_instrument_dict (self):
382 ## not empty to make sure this happens only once.
384 for score_part in self.get_named_children ('score-part'):
385 for instr in score_part.get_named_children ('score-instrument'):
387 name = instr.get_named_child ("instrument-name")
388 mapping[id] = name.get_text ()
390 self._id_instrument_name_dict = mapping
392 def get_instrument (self, id):
393 if not self._id_instrument_name_dict:
394 self.generate_id_instrument_dict()
396 instrument_name = self._id_instrument_name_dict.get (id)
398 return instrument_name
400 ly.stderr_write (_ ("Unable to find instrument for ID=%s\n") % id)
403 class Part_group (Music_xml_node):
405 class Score_part (Music_xml_node):
408 class Measure (Music_xml_node):
410 Music_xml_node.__init__ (self)
412 def is_implicit (self):
413 return hasattr (self, 'implicit') and self.implicit == 'yes'
414 def get_notes (self):
415 return self.get_typed_children (get_class (u'note'))
417 class Syllabic (Music_xml_node):
418 def continued (self):
419 text = self.get_text()
420 return (text == "begin") or (text == "middle")
421 class Text (Music_xml_node):
424 class Lyric (Music_xml_node):
425 def get_number (self):
426 if hasattr (self, 'number'):
431 def lyric_to_text (self):
433 syllabic = self.get_maybe_exist_typed_child (Syllabic)
435 continued = syllabic.continued ()
436 text = self.get_maybe_exist_typed_child (Text)
439 text = text.get_text()
440 # We need to convert soft hyphens to -, otherwise the ascii codec as well
441 # as lilypond will barf on that character
442 text = string.replace( text, u'\xad', '-' )
444 if text == "-" and continued:
446 elif text == "_" and continued:
448 elif continued and text:
449 return escape_ly_output_string (text) + " --"
453 return escape_ly_output_string (text)
457 class Musicxml_voice:
461 self._start_staff = None
463 self._has_lyrics = False
465 def add_element (self, e):
466 self._elements.append (e)
467 if (isinstance (e, Note)
468 and e.get_maybe_exist_typed_child (Staff)):
469 name = e.get_maybe_exist_typed_child (Staff).get_text ()
471 if not self._start_staff and not e.get_maybe_exist_typed_child (Grace):
472 self._start_staff = name
473 self._staves[name] = True
475 lyrics = e.get_typed_children (Lyric)
476 if not self._has_lyrics:
477 self.has_lyrics = len (lyrics) > 0
481 if (nr > 0) and not (nr in self._lyrics):
482 self._lyrics.append (nr)
484 def insert (self, idx, e):
485 self._elements.insert (idx, e)
487 def get_lyrics_numbers (self):
488 if (len (self._lyrics) == 0) and self._has_lyrics:
489 #only happens if none of the <lyric> tags has a number attribute
495 class Part (Music_xml_node):
497 Music_xml_node.__init__ (self)
499 self._staff_attributes_dict = {}
501 def get_part_list (self):
503 while n and n.get_name() != 'score-partwise':
506 return n.get_named_child ('part-list')
508 def interpret (self):
509 """Set durations and starting points."""
510 """The starting point of the very first note is 0!"""
512 part_list = self.get_part_list ()
515 factor = Rational (1)
517 attributes_object = None
518 measures = self.get_typed_children (Measure)
519 last_moment = Rational (-1)
520 last_measure_position = Rational (-1)
521 measure_position = Rational (0)
522 measure_start_moment = now
523 is_first_measure = True
524 previous_measure = None
526 # implicit measures are used for artificial measures, e.g. when
527 # a repeat bar line splits a bar into two halves. In this case,
528 # don't reset the measure position to 0. They are also used for
529 # upbeats (initial value of 0 fits these, too).
530 # Also, don't reset the measure position at the end of the loop,
531 # but rather when starting the next measure (since only then do we
532 # know if the next measure is implicit and continues that measure)
533 if not m.is_implicit ():
534 # Warn about possibly overfull measures and reset the position
535 if attributes_object and previous_measure and previous_measure.partial == 0:
536 length = attributes_object.get_measure_length ()
537 new_now = measure_start_moment + length
539 problem = 'incomplete'
542 ## only for verbose operation.
543 if problem <> 'incomplete' and previous_measure:
544 previous_measure.message ('%s measure? Expected: %s, Difference: %s' % (problem, now, new_now - now))
546 measure_start_moment = now
547 measure_position = Rational (0)
549 for n in m.get_all_children ():
550 # figured bass has a duration, but applies to the next note
551 # and should not change the current measure position!
552 if isinstance (n, FiguredBass):
553 n._divisions = factor.denominator ()
556 if isinstance (n, Hash_text):
560 if n.__class__ == Attributes:
561 n.set_attributes_from_previous (attributes_dict)
563 attributes_dict = n._dict.copy ()
564 attributes_object = n
566 factor = Rational (1,
567 int (attributes_dict.get ('divisions').get_text ()))
570 if (n.get_maybe_exist_typed_child (Duration)):
571 mxl_dur = n.get_maybe_exist_typed_child (Duration)
572 dur = mxl_dur.get_length () * factor
574 if n.get_name() == 'backup':
576 if n.get_maybe_exist_typed_child (Grace):
579 rest = n.get_maybe_exist_typed_child (Rest)
581 and attributes_object
582 and attributes_object.get_measure_length () == dur):
584 rest._is_whole_measure = True
586 if (dur > Rational (0)
587 and n.get_maybe_exist_typed_child (Chord)):
589 measure_position = last_measure_position
592 n._measure_position = measure_position
594 if dur > Rational (0):
596 last_measure_position = measure_position
598 measure_position += dur
599 elif dur < Rational (0):
600 # backup element, reset measure position
602 measure_position += dur
603 if measure_position < 0:
604 # backup went beyond the measure start => reset to 0
605 now -= measure_position
608 last_measure_position = measure_position
609 if n._name == 'note':
610 instrument = n.get_maybe_exist_named_child ('instrument')
612 n.instrument_name = part_list.get_instrument (instrument.id)
614 # Incomplete first measures are not padded, but registered as partial
616 is_first_measure = False
617 # upbeats are marked as implicit measures
618 if attributes_object and m.is_implicit ():
619 length = attributes_object.get_measure_length ()
620 measure_end = measure_start_moment + length
621 if measure_end <> now:
625 # modify attributes so that only those applying to the given staff remain
626 def extract_attributes_for_staff (part, attr, staff):
627 attributes = copy.copy (attr)
628 attributes._children = [];
629 attributes._dict = attr._dict.copy ()
630 attributes._original_tag = attr
631 # copy only the relevant children over for the given staff
632 for c in attr._children:
633 if (not (hasattr (c, 'number') and (c.number != staff)) and
634 not (isinstance (c, Hash_text))):
635 attributes._children.append (c)
636 if not attributes._children:
641 def extract_voices (part):
643 measures = part.get_typed_children (Measure)
647 elements.append (Partial (m.partial))
648 elements.extend (m.get_all_children ())
649 # make sure we know all voices already so that dynamics, clefs, etc.
650 # can be assigned to the correct voices
651 voice_to_staff_dict = {}
653 voice_id = n.get_maybe_exist_named_child (u'voice')
656 vid = voice_id.get_text ()
658 staff_id = n.get_maybe_exist_named_child (u'staff')
661 sid = staff_id.get_text ()
664 if vid and not voices.has_key (vid):
665 voices[vid] = Musicxml_voice()
666 if vid and sid and not n.get_maybe_exist_typed_child (Grace):
667 if not voice_to_staff_dict.has_key (vid):
668 voice_to_staff_dict[vid] = sid
669 # invert the voice_to_staff_dict into a staff_to_voice_dict (since we
670 # need to assign staff-assigned objects like clefs, times, etc. to
671 # all the correct voices. This will never work entirely correct due
672 # to staff-switches, but that's the best we can do!
673 staff_to_voice_dict = {}
674 for (v,s) in voice_to_staff_dict.items ():
675 if not staff_to_voice_dict.has_key (s):
676 staff_to_voice_dict[s] = [v]
678 staff_to_voice_dict[s].append (v)
682 assign_to_next_note = []
685 voice_id = n.get_maybe_exist_typed_child (get_class ('voice'))
687 if not (voice_id or isinstance (n, Attributes) or
688 isinstance (n, Direction) or isinstance (n, Partial) or
689 isinstance (n, Barline) or isinstance (n, Harmony) or
690 isinstance (n, FiguredBass) ):
693 if isinstance (n, Attributes) and not start_attr:
697 if isinstance (n, Attributes):
698 # assign these only to the voices they really belongs to!
699 for (s, vids) in staff_to_voice_dict.items ():
700 staff_attributes = part.extract_attributes_for_staff (n, s)
703 voices[v].add_element (staff_attributes)
706 if isinstance (n, Partial) or isinstance (n, Barline):
707 for v in voices.keys ():
708 voices[v].add_element (n)
711 if isinstance (n, Direction):
712 staff_id = n.get_maybe_exist_named_child (u'staff')
714 staff_id = staff_id.get_text ()
716 dir_voices = staff_to_voice_dict.get (staff_id, voices.keys ())
718 dir_voices = voices.keys ()
720 voices[v].add_element (n)
723 if isinstance (n, Harmony) or isinstance (n, FiguredBass):
724 # store the harmony or figured bass element until we encounter
725 # the next note and assign it only to that one voice.
726 assign_to_next_note.append (n)
729 id = voice_id.get_text ()
730 if hasattr (n, 'print-object') and getattr (n, 'print-object') == "no":
734 for i in assign_to_next_note:
735 voices[id].add_element (i)
736 assign_to_next_note = []
737 voices[id].add_element (n)
739 # Assign all remaining elements from assign_to_next_note to the voice
740 # of the previous note:
741 for i in assign_to_next_note:
742 voices[id].add_element (i)
743 assign_to_next_note = []
746 for (s, vids) in staff_to_voice_dict.items ():
747 staff_attributes = part.extract_attributes_for_staff (start_attr, s)
748 staff_attributes.read_self ()
749 part._staff_attributes_dict[s] = staff_attributes
751 voices[v].insert (0, staff_attributes)
752 voices[v]._elements[0].read_self()
754 part._voices = voices
756 def get_voices (self):
758 def get_staff_attributes (self):
759 return self._staff_attributes_dict
761 class Notations (Music_xml_node):
763 ts = self.get_named_children ('tied')
764 starts = [t for t in ts if t.type == 'start']
770 def get_tuplets (self):
771 return self.get_typed_children (Tuplet)
773 class Time_modification(Music_xml_node):
774 def get_fraction (self):
775 b = self.get_maybe_exist_named_child ('actual-notes')
776 a = self.get_maybe_exist_named_child ('normal-notes')
777 return (int(a.get_text ()), int (b.get_text ()))
779 class Accidental (Music_xml_node):
781 Music_xml_node.__init__ (self)
782 self.editorial = False
783 self.cautionary = False
785 class Music_xml_spanner (Music_xml_node):
787 if hasattr (self, 'type'):
792 if hasattr (self, 'size'):
793 return string.atoi (self.size)
797 class Wedge (Music_xml_spanner):
800 class Tuplet (Music_xml_spanner):
803 class Bracket (Music_xml_spanner):
806 class Dashes (Music_xml_spanner):
809 class Slur (Music_xml_spanner):
813 class Beam (Music_xml_spanner):
815 return self.get_text ()
816 def is_primary (self):
817 return self.number == "1"
819 class Wavy_line (Music_xml_spanner):
822 class Pedal (Music_xml_spanner):
825 class Glissando (Music_xml_spanner):
828 class Slide (Music_xml_spanner):
831 class Octave_shift (Music_xml_spanner):
832 # default is 8 for the octave-shift!
834 if hasattr (self, 'size'):
835 return string.atoi (self.size)
839 class Chord (Music_xml_node):
842 class Dot (Music_xml_node):
845 # Rests in MusicXML are <note> blocks with a <rest> inside. This class is only
846 # for the inner <rest> element, not the whole rest block.
847 class Rest (Music_xml_node):
849 Music_xml_node.__init__ (self)
850 self._is_whole_measure = False
851 def is_whole_measure (self):
852 return self._is_whole_measure
854 ch = self.get_maybe_exist_typed_child (get_class (u'display-step'))
856 step = ch.get_text ().strip ()
860 def get_octave (self):
861 ch = self.get_maybe_exist_typed_child (get_class (u'display-octave'))
863 step = ch.get_text ().strip ()
868 class Type (Music_xml_node):
870 class Grace (Music_xml_node):
872 class Staff (Music_xml_node):
875 class Direction (Music_xml_node):
877 class DirType (Music_xml_node):
880 class Bend (Music_xml_node):
881 def bend_alter (self):
882 alter = self.get_maybe_exist_named_child ('bend-alter')
884 return alter.get_text()
888 class Words (Music_xml_node):
891 class Harmony (Music_xml_node):
894 class ChordPitch (Music_xml_node):
895 def step_class_name (self):
897 def alter_class_name (self):
900 ch = self.get_unique_typed_child (get_class (self.step_class_name ()))
901 return ch.get_text ().strip ()
902 def get_alteration (self):
903 ch = self.get_maybe_exist_typed_child (get_class (self.alter_class_name ()))
906 alter = int (ch.get_text ().strip ())
909 class Root (ChordPitch):
912 class Bass (ChordPitch):
913 def step_class_name (self):
915 def alter_class_name (self):
918 class ChordModification (Music_xml_node):
920 ch = self.get_maybe_exist_typed_child (get_class (u'degree-type'))
921 return {'add': 1, 'alter': 1, 'subtract': -1}.get (ch.get_text ().strip (), 0)
922 def get_value (self):
923 ch = self.get_maybe_exist_typed_child (get_class (u'degree-value'))
926 value = int (ch.get_text ().strip ())
928 def get_alter (self):
929 ch = self.get_maybe_exist_typed_child (get_class (u'degree-alter'))
932 value = int (ch.get_text ().strip ())
936 class Frame (Music_xml_node):
937 def get_frets (self):
938 return self.get_named_child_value_number ('frame-frets', 4)
939 def get_strings (self):
940 return self.get_named_child_value_number ('frame-strings', 6)
941 def get_first_fret (self):
942 return self.get_named_child_value_number ('first-fret', 1)
944 class Frame_Note (Music_xml_node):
945 def get_string (self):
946 return self.get_named_child_value_number ('string', 1)
948 return self.get_named_child_value_number ('fret', 0)
949 def get_fingering (self):
950 return self.get_named_child_value_number ('fingering', -1)
951 def get_barre (self):
952 n = self.get_maybe_exist_named_child ('barre')
954 return getattr (n, 'type', '')
958 class FiguredBass (Music_xml_node):
961 class BeatUnit (Music_xml_node):
964 class BeatUnitDot (Music_xml_node):
967 class PerMinute (Music_xml_node):
972 ## need this, not all classes are instantiated
973 ## for every input file. Only add those classes, that are either directly
974 ## used by class name or extend Music_xml_node in some way!
976 '#comment': Hash_comment,
978 'accidental': Accidental,
979 'attributes': Attributes,
981 'bar-style': BarStyle,
984 'beat-unit': BeatUnit,
985 'beat-unit-dot': BeatUnitDot,
990 'degree' : ChordModification,
992 'direction': Direction,
993 'direction-type': DirType,
994 'duration': Duration,
996 'frame-note': Frame_Note,
997 'figured-bass': FiguredBass,
998 'glissando': Glissando,
1001 'identification': Identification,
1004 'notations': Notations,
1006 'octave-shift': Octave_shift,
1008 'part-group': Part_group,
1009 'part-list': Part_list,
1011 'per-minute': PerMinute,
1015 'score-part': Score_part,
1019 'syllabic': Syllabic,
1021 'time-modification': Time_modification,
1024 'unpitched': Unpitched,
1025 'wavy-line': Wavy_line,
1031 def name2class_name (name):
1032 name = name.replace ('-', '_')
1033 name = name.replace ('#', 'hash_')
1034 name = name[0].upper() + name[1:].lower()
1038 def get_class (name):
1039 classname = class_dict.get (name)
1043 class_name = name2class_name (name)
1044 klass = new.classobj (class_name, (Music_xml_node,) , {})
1045 class_dict[name] = klass
1048 def lxml_demarshal_node (node):
1051 # Ignore comment nodes, which are also returned by the etree parser!
1052 if name is None or node.__class__.__name__ == "_Comment":
1054 klass = get_class (name)
1057 py_node._original = node
1058 py_node._name = name
1059 py_node._data = node.text
1060 py_node._children = [lxml_demarshal_node (cn) for cn in node.getchildren()]
1061 py_node._children = filter (lambda x: x, py_node._children)
1063 for c in py_node._children:
1066 for (k, v) in node.items ():
1067 py_node.__dict__[k] = v
1068 py_node._attribute_dict[k] = v
1072 def minidom_demarshal_node (node):
1073 name = node.nodeName
1075 klass = get_class (name)
1077 py_node._name = name
1078 py_node._children = [minidom_demarshal_node (cn) for cn in node.childNodes]
1079 for c in py_node._children:
1083 for (nm, value) in node.attributes.items ():
1084 py_node.__dict__[nm] = value
1085 py_node._attribute_dict[nm] = value
1087 py_node._data = None
1088 if node.nodeType == node.TEXT_NODE and node.data:
1089 py_node._data = node.data
1091 py_node._original = node
1095 if __name__ == '__main__':
1098 tree = lxml.etree.parse ('beethoven.xml')
1099 mxl_tree = lxml_demarshal_node (tree.getroot ())
1100 ks = class_dict.keys ()
1102 print '\n'.join (ks)