File: rst_parser.py

package info (click to toggle)
opencv 2.3.1-11%2Bdeb7u1
  • links: PTS, VCS
  • area: main
  • in suites: wheezy
  • size: 82,284 kB
  • sloc: xml: 493,314; cpp: 334,117; ansic: 108,641; java: 15,407; python: 14,061; sh: 107; makefile: 61
file content (680 lines) | stat: -rw-r--r-- 25,801 bytes parent folder | download
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
import os, sys, re, string, glob
allmodules = ["core", "flann", "imgproc", "ml", "highgui", "video", "features2d", "calib3d", "objdetect", "legacy", "contrib", "gpu", "androidcamera", "haartraining", "java", "python", "stitching", "traincascade", "ts"]
verbose = False
show_warnings = True
show_errors = True

class DeclarationParser(object):
    def __init__(self, line=None):
        if line is None:
            self.fdecl = ""
            self.lang = ""
            self.balance = 0
            return
        self.lang = self.getLang(line)
        assert self.lang is not None
        self.fdecl = line[line.find("::")+2:].strip()
        self.balance = self.fdecl.count("(") - self.fdecl.count(")")
        assert self.balance >= 0

    def append(self, line):
        self.fdecl += line
        self.balance = self.fdecl.count("(") - self.fdecl.count(")")

    def isready(self):
        return self.balance == 0

    def getLang(self, line):
        if line.startswith(".. ocv:function::"):
            return "C++"
        if line.startswith(".. ocv:cfunction::"):
            return "C"
        if line.startswith(".. ocv:pyfunction::"):
            return "Python2"
        if line.startswith(".. ocv:pyoldfunction::"):
            return "Python1"
        if line.startswith(".. ocv:jfunction::"):
            return "Java"
        return None
    
    def hasDeclaration(self, line):
        return self.getLang(line) is not None

class ParamParser(object):
    def __init__(self, line=None):
        if line is None:
            self.prefix = ""
            self.name = ""
            self.comment = ""
            self.active = False
            return
        offset = line.find(":param")
        assert offset > 0
        self.prefix = line[:offset]
        assert self.prefix==" "*len(self.prefix), ":param definition should be prefixed with spaces"
        line = line[offset + 6:].lstrip()
        name_end = line.find(":")
        assert name_end > 0
        self.name = line[:name_end]
        self.comment = line[name_end+1:].lstrip()
        self.active = True

    def append(self, line):
        assert self.active
        if (self.hasDeclaration(line)):
            self.active = False
        elif line.startswith(self.prefix) or not line:
            self.comment += "\n" + line.lstrip()
        else:
            self.active = False
            
    def hasDeclaration(self, line):
        return line.lstrip().startswith(":param")

class RstParser(object):
    def __init__(self, cpp_parser):
        self.cpp_parser = cpp_parser
        self.definitions = {}
        self.sections_parsed = 0
        self.sections_total = 0
        self.sections_skipped = 0

    def parse(self, module_name, module_path=None):
        if module_path is None:
            module_path = "../" + module_name
        doclist = glob.glob(os.path.join(module_path,"doc/*.rst"))
        for doc in doclist:
            self.parse_rst_file(module_name, doc)
            
    def parse_section_safe(self, module_name, section_name, file_name, lineno, lines):
        try:
            self.parse_section(module_name, section_name, file_name, lineno, lines)
        except AssertionError, args:
            if show_errors:
                print >> sys.stderr, "RST parser error: assertion in \"%s\"  File: %s (line %s)" % (section_name, file_name, lineno)
                print >> sys.stderr, "    Details: %s" % args

    def parse_section(self, module_name, section_name, file_name, lineno, lines):
        self.sections_total += 1
        # skip sections having whitespace in name
        if section_name.find(" ") >= 0 and section_name.find("::operator") < 0:
            if show_errors:
                print "SKIPPED: \"%s\" File: %s (line %s)" % (section_name, file_name, lineno)
            self.sections_skipped += 1
            return

        func = {}
        func["name"] = section_name
        func["file"] = file_name
        func["line"] = lineno
        func["module"] = module_name

        # parse section name
        section_name = self.parse_namespace(func, section_name)
        class_separator_idx = section_name.find("::")
        if class_separator_idx > 0:
            func["class"] = section_name[:class_separator_idx]
            func["method"] = section_name[class_separator_idx+2:]
        else:
            func["method"] = section_name

        capturing_seealso = False
        skip_code_lines = False
        expected_brief = True
        fdecl = DeclarationParser()
        pdecl = ParamParser()

        for l in lines:
            # read tail of function/method declaration if needed
            if not fdecl.isready():
                fdecl.append(ll)
                if fdecl.isready():
                    self.add_new_fdecl(func, fdecl)
                continue

            # continue capture seealso
            if capturing_seealso:
                if not l or l.startswith(" "):
                    seealso = func.get("seealso",[])
                    seealso.extend(l.split(","))
                    func["seealso"] = seealso
                    continue
                else:
                    capturing_seealso = False

            ll = l.strip()
            if ll == "..":
                expected_brief = False
                skip_code_lines = False
                continue

            # skip lines if line-skipping mode is activated
            if skip_code_lines:
                if not l or l.startswith(" "):
                    continue
                else:
                    skip_code_lines = False
                    
            if ll.startswith(".. code-block::") or ll.startswith(".. image::"):
                skip_code_lines = True
                continue
                
            # todo: parse structure members; skip them for now
            if ll.startswith(".. ocv:member::"):
                skip_code_lines = True
                continue
                
            #ignore references (todo: collect them)
            if l.startswith(".. ["):
                continue

            if ll.startswith(".. "):
                expected_brief = False
            elif ll.endswith("::"):
                # turn on line-skipping mode for code fragments
                skip_code_lines = True
                ll = ll[:len(ll)-2]
                
            # continue param parsing (process params after processing .. at the beginning of the line and :: at the end)
            if pdecl.active:
                pdecl.append(l)
                if pdecl.active:
                    continue
                else:
                    self.add_new_pdecl(func, pdecl)
                    # do not continue - current line can contain next parameter definition

            # parse ".. seealso::" blocks
            if ll.startswith(".. seealso::"):
                if ll.endswith(".. seealso::"):
                    capturing_seealso = True
                else:
                    seealso = func.get("seealso",[])
                    seealso.extend(ll[ll.find("::")+2:].split(","))
                    func["seealso"] = seealso
                continue

            # skip ".. index::"
            if ll.startswith(".. index::"):
                continue

            # parse class & struct definitions
            if ll.startswith(".. ocv:class::"):
                func["class"] = ll[ll.find("::")+2:].strip()
                if "method" in func:
                    del func["method"]
                func["isclass"] = True
                expected_brief = True
                continue

            if ll.startswith(".. ocv:struct::"):
                func["class"] = ll[ll.find("::")+2:].strip()
                if "method" in func:
                    del func["method"]
                func["isstruct"] = True
                expected_brief = True
                continue

            # parse function/method definitions
            if fdecl.hasDeclaration(ll):
                fdecl = DeclarationParser(ll)
                if fdecl.isready():
                    self.add_new_fdecl(func, fdecl)
                continue

            # parse parameters
            if pdecl.hasDeclaration(l):
                pdecl = ParamParser(l)
                continue

            # record brief description
            if expected_brief:
                func["brief"] = func.get("brief", "") + "\n" + ll
                if skip_code_lines:
                    expected_brief = False # force end brief if code block begins
                continue

            # record other lines as long description
            func["long"] = func.get("long", "") + "\n" + ll
            if skip_code_lines:
                func["long"] = func.get("long", "") + "\n"
        # endfor l in lines
        
        if fdecl.balance != 0:
            if show_errors:
                print >> sys.stderr, "RST parser error: invalid parentheses balance in \"%s\" File: %s (line %s)" % (section_name, file_name, lineno)
            return

        # save last parameter if needed
        if pdecl.active:
            self.add_new_pdecl(func, pdecl)

        # add definition to list
        func = self.normalize(func)
        if self.validate(func):
            self.definitions[func["name"]] = func
            self.sections_parsed += 1
            if verbose:
                self.print_info(func)
        elif func:
            if show_errors:
                self.print_info(func, True, sys.stderr)

    def parse_rst_file(self, module_name, doc):
        doc = os.path.abspath(doc)
        lineno = 0
        whitespace_warnings = 0
        max_whitespace_warnings = 10
      
        lines = []
        flineno = 0
        fname = ""
        prev_line = None

        df = open(doc, "rt")
        for l in df.readlines():
            lineno += 1
            # handle tabs
            if l.find("\t") >= 0:
                whitespace_warnings += 1
                if whitespace_warnings <= max_whitespace_warnings and show_warnings:
                    print >> sys.stderr, "RST parser warning: tab symbol instead of space is used at file %s (line %s)" % (doc, lineno)
                l = l.replace("\t", "    ")
                
            # handle first line
            if prev_line == None:
                prev_line = l.rstrip()
                continue

            ll = l.rstrip()
            if len(prev_line) > 0 and len(ll) >= len(prev_line) and ll == "-" * len(ll):
                # new function candidate
                if len(lines) > 1:
                    self.parse_section_safe(module_name, fname, doc, flineno, lines[:len(lines)-1])
                lines = []
                flineno = lineno-1
                fname = prev_line.strip()
            elif flineno > 0:
                lines.append(ll)               
            prev_line = ll
        df.close()

        # don't forget about the last function section in file!!!
        if len(lines) > 1:
            self.parse_section_safe(module_name, fname, doc, flineno, lines)

    def parse_namespace(self, func, section_name):
        known_namespaces = ["cv", "gpu", "flann"]
        l = section_name.strip()
        for namespace in known_namespaces:
            if l.startswith(namespace + "::"):
                func["namespace"] = namespace
                return l[len(namespace)+2:]
        return section_name

    def add_new_fdecl(self, func, decl):
        decls =  func.get("decls",[])
        if (decl.lang == "C++" or decl.lang == "C"):
            rst_decl = self.cpp_parser.parse_func_decl_no_wrap(decl.fdecl)
            decls.append( (decl.lang, decl.fdecl, rst_decl) )
        else:
            decls.append( (decl.lang, decl.fdecl) )
        func["decls"] = decls

    def add_new_pdecl(self, func, decl):
        params =  func.get("params",{})
        if decl.name in params:
            if show_errors:
                print >> sys.stderr, "RST parser error: redefinition of parameter \"%s\" in \"%s\" File: %s (line %s)" \
                    % (decl.name, func["name"], func["file"], func["line"])
        else:
            params[decl.name] = decl.comment
            func["params"] = params

    def print_info(self, func, skipped=False, out = sys.stdout):
        print >> out
        if skipped:
            print >> out, "SKIPPED DEFINITION:"
        print >> out, "name:      %s" % (func.get("name","~empty~"))
        print >> out, "file:      %s (line %s)" % (func.get("file","~empty~"), func.get("line","~empty~"))
        print >> out, "is class:  %s" % func.get("isclass",False)
        print >> out, "is struct: %s" % func.get("isstruct",False)
        print >> out, "module:    %s" % func.get("module","~unknown~")
        print >> out, "namespace: %s" % func.get("namespace", "~empty~")
        print >> out, "class:     %s" % (func.get("class","~empty~"))
        print >> out, "method:    %s" % (func.get("method","~empty~"))
        print >> out, "brief:     %s" % (func.get("brief","~empty~"))
        if "decls" in func:
            print >> out, "declarations:"
            for d in func["decls"]:
               print >> out, "     %7s: %s" % (d[0], re.sub(r"[ ]+", " ", d[1]))
        if "seealso" in func:
            print >> out, "seealso:  ", func["seealso"]
        if "params" in func:
            print >> out, "parameters:"
            for name, comment in func["params"].items():
                print >> out, "%23s:   %s" % (name, comment)
        print >> out, "long:      %s" % (func.get("long","~empty~"))
        print >> out

    def validate(self, func):
        if func.get("decls",None) is None:
            if not func.get("isclass",False) and not func.get("isstruct",False):
                return False
        if func["name"] in self.definitions:
            if show_errors:
                print >> sys.stderr, "RST parser error: \"%s\" from file: %s (line %s) is already documented in file: %s (line %s)" \
                    % (func["name"], func["file"], func["line"], self.definitions[func["name"]]["file"], self.definitions[func["name"]]["line"])
            return False
        return self.validateParams(func)

    def validateParams(self, func):
        documentedParams = func.get("params",{}).keys()
        params = []
       	
        for decl in func.get("decls", []):
            if len(decl) > 2:
                args = decl[2][3] # decl[2] -> [ funcname, return_ctype, [modifiers], [args] ]
                for arg in args:
                    # arg -> [ ctype, name, def val, [mod], argno ]
                    if arg[0] != "...":
                        params.append(arg[1])
        params = list(set(params))#unique

        # 1. all params are documented
        for p in params:
            if p not in documentedParams and show_warnings:
                print >> sys.stderr, "RST parser warning: parameter \"%s\" of \"%s\" is undocumented. File: %s (line %s)" % (p, func["name"], func["file"], func["line"])

        # 2. only real params are documented
        for p in documentedParams:
            if p not in params and show_warnings:
                print >> sys.stderr, "RST parser warning: unexisting parameter \"%s\" of \"%s\" is documented. File: %s (line %s)" % (p, func["name"], func["file"], func["line"])
        return True

    def normalize(self, func):
        if not func:
            return func
        func["name"] = self.normalizeText(func["name"])
        if "method" in func:
            func["method"] = self.normalizeText(func["method"])
        if "class" in func:
            func["class"] = self.normalizeText(func["class"])
        if "brief" in func:
            func["brief"] = self.normalizeText(func.get("brief",None))
            if not func["brief"]:
                del func["brief"]
        if "long" in func:
            func["long"] = self.normalizeText(func.get("long",None))
            if not func["long"]:
                del func["long"]
        if "decls" in func:
            func["decls"].sort()
        if "params" in func:
            params = {}
            for name, comment in func["params"].items():
                cmt = self.normalizeText(comment)
                if cmt:
                    params[name] = cmt
            func["params"] = params
        if "seealso" in func:
            seealso = []
            for see in func["seealso"]:
                item = self.normalizeText(see.rstrip(".")).strip("\"")
                if item and (item.find(" ") < 0 or item.find("::operator") > 0):
                    seealso.append(item)
            func["seealso"] = list(set(seealso))
            if not func["seealso"]:
                del func["seealso"]

        # special case for old C functions - section name should omit "cv" prefix
        if not func.get("isclass",False) and not func.get("isstruct",False):
            self.fixOldCFunctionName(func)
        return func

    def fixOldCFunctionName(self, func):
        if not "decls" in func: 
            return
        fname = None
        for decl in func["decls"]:
            if decl[0] != "C" and decl[0] != "Python1":
                return
            if decl[0] == "C":
                fname = decl[2][0]
        if fname is None:
            return

        fname = fname.replace(".", "::")
        if fname.startswith("cv::cv"):
            if fname[6:] == func.get("name", ""):
                func["name"] = fname[4:]
                func["method"] = fname[4:]
            elif show_warnings:
                print >> sys.stderr, "RST parser warning: invalid definition of old C function \"%s\" - section name is \"%s\" instead of \"%s\". File: %s (line %s)" % (fname, func["name"], fname[6:], func["file"], func["line"])
                #self.print_info(func)
                
    def normalizeText(self, s):
        if s is None:
            return s
        s = re.sub(r"\.\. math::[ ]*\n+(.*?)(\n[ ]*\n|$)", mathReplace2, s)
        s = re.sub(r":math:`([^`]+?)`", mathReplace, s)
        s = re.sub(r" *:sup:", "^", s)
        
        s = s.replace(":ocv:class:", "")
        s = s.replace(":ocv:struct:", "")
        s = s.replace(":ocv:func:", "")
        s = s.replace(":ocv:cfunc:","")
        s = s.replace(":c:type:", "")
        s = s.replace(":c:func:", "")
        s = s.replace(":ref:", "")
        s = s.replace(":math:", "")
        s = s.replace(":func:", "")

        s = s.replace("]_", "]")
        s = s.replace(".. note::", "Note:")
        s = s.replace(".. table::", "")
        s = s.replace(".. ocv:function::", "")
        s = s.replace(".. ocv:cfunction::", "")

        # remove ".. identifier:" lines
        s = re.sub(r"(^|\n)\.\. [a-zA-Z_0-9]+(::[a-zA-Z_0-9]+)?:(\n|$)", "\n ", s)
        # unwrap urls
        s = re.sub(r"`([^`<]+ )<(https?://[^>]+)>`_", "\\1(\\2)", s)
        # remove tailing ::
        s = re.sub(r"::(\n|$)", "\\1", s)
            
        # normalize line endings
        s = re.sub(r"\r\n", "\n", s)
        # remove extra line breaks before/after _ or ,
        s = re.sub(r"\n[ ]*([_,])\n", r"\1 ", s)
        # remove extra line breaks after `
        #s = re.sub(r"`\n", "` ", s)
        # remove extra space after ( and before .,)
        s = re.sub(r"\([\n ]+", "(", s)
        s = re.sub(r"[\n ]+(\.|,|\))", "\\1", s)
        # remove extra line breaks after ".. note::"
        s = re.sub(r"\.\. note::\n+", ".. note:: ", s)
        # remove extra line breaks before *
        s = re.sub(r"\n+\*", "\n*", s)
        # remove extra line breaks after *
        s = re.sub(r"\n\*\n+", "\n* ", s)
        # remove extra line breaks before #.
        s = re.sub(r"\n+#\.", "\n#.", s)
        # remove extra line breaks after #.
        s = re.sub(r"\n#\.\n+", "\n#. ", s)
        # remove extra line breaks before `
        #s = re.sub(r"\n[ ]*`", " `", s)
        # remove trailing whitespaces
        s = re.sub(r"[ ]+$", "", s)
        # remove .. for references
        #s = re.sub(r"\.\. \[", "[", s)
        # unescape
        s = re.sub(r"\\(.)", "\\1", s)
        
        # remove whitespace before .
        s = re.sub(r"[ ]+\.", ".", s)
        # remove tailing whitespace
        s = re.sub(r" +(\n|$)", "\\1", s)
        # remove leading whitespace
        s = re.sub(r"(^|\n) +", "\\1", s)
        # compress line breaks
        s = re.sub(r"\n\n+", "\n\n", s)
        # remove other newlines
        s = re.sub(r"([^.\n\\=])\n([^*#\n]|\*[^ ])", "\\1 \\2", s)
        # compress whitespace
        s = re.sub(r" +", " ", s)

        # restore math
        s = re.sub(r" *<BR> *","\n", s)

        # remove extra space before .
        s = re.sub(r"[\n ]+\.", ".", s)

        s = s.replace("**", "")
        s = s.replace("``", "\"")
        s = s.replace("`", "\"")
        s = s.replace("\"\"", "\"")

        s = s.strip()
        return s
        
    def printSummary(self):
        print
        print "RST Parser Summary:"
        print "  Total sections:   %s" % self.sections_total
        print "  Skipped sections: %s" % self.sections_skipped
        print "  Parsed  sections: %s" % self.sections_parsed
        print "  Invalid sections: %s" % (self.sections_total - self.sections_parsed - self.sections_skipped)

        # statistic by language
        stat = {}
        classes = 0
        structs = 0
        for name, d in self.definitions.items():
           if d.get("isclass", False):
               classes += 1
           elif d.get("isstruct", False):
               structs += 1
           else:
               for decl in d.get("decls",[]):
                   stat[decl[0]] = stat.get(decl[0],0) + 1

        print
        print "  classes documented:           %s" % classes
        print "  structs documented:           %s" % structs
        for lang in sorted(stat.items()):
            print "  %7s functions documented: %s" % lang
        print

def mathReplace2(match):
    m = mathReplace(match)
    #print "%s   ===>   %s" % (match.group(0), m)
    return "\n\n"+m+"<BR><BR>"

def hdotsforReplace(match):
    return '...  '*int(match.group(1))

def matrixReplace(match):
    m = match.group(2)
    m = re.sub(r" *& *", "   ", m)
    return m
        
def mathReplace(match):
    m = match.group(1)

    m = m.replace("\n", "<BR>")
    m = re.sub(r"\\text(tt|rm)?{(.*?)}", "\\2", m)
    m = re.sub(r"\\mbox{(.*?)}", "\\1", m)
    m = re.sub(r"\\mathrm{(.*?)}", "\\1", m)
    m = re.sub(r"\\vecthree{(.*?)}{(.*?)}{(.*?)}", "[\\1 \\2 \\3]", m)
    m = re.sub(r"\\bar{(.*?)}", "\\1`", m)
    m = re.sub(r"\\sqrt\[(\d)*\]{(.*?)}", "sqrt\\1(\\2)", m)
    m = re.sub(r"\\sqrt{(.*?)}", "sqrt(\\1)", m)
    m = re.sub(r"\\frac{(.*?)}{(.*?)}", "(\\1)/(\\2)", m)
    m = re.sub(r"\\fork{(.*?)}{(.*?)}{(.*?)}{(.*?)}", "\\1 \\2; \\3 \\4", m)
    m = re.sub(r"\\forkthree{(.*?)}{(.*?)}{(.*?)}{(.*?)}{(.*?)}{(.*?)}", "\\1 \\2; \\3 \\4; \\5 \\6", m)
    m = re.sub(r"\\stackrel{(.*?)}{(.*?)}", "\\1 \\2", m)
    m = re.sub(r"\\sum _{(.*?)}", "sum{by: \\1}", m)

    m = re.sub(r" +", " ", m)
    m = re.sub(r"\\begin{(?P<gtype>array|bmatrix)}(?:{[\|lcr\. ]+})? *(.*?)\\end{(?P=gtype)}", matrixReplace, m)
    m = re.sub(r"\\hdotsfor{(\d+)}", hdotsforReplace, m)
    m = re.sub(r"\\vecthreethree{(.*?)}{(.*?)}{(.*?)}{(.*?)}{(.*?)}{(.*?)}{(.*?)}{(.*?)}{(.*?)}", "<BR>|\\1 \\2 \\3|<BR>|\\4 \\5 \\6|<BR>|\\7 \\8 \\9|<BR>", m)
    
    m = re.sub(r"\\left[ ]*\\lfloor[ ]*", "[", m)
    m = re.sub(r"[ ]*\\right[ ]*\\rfloor", "]", m)
    m = re.sub(r"\\left[ ]*\([ ]*", "(", m)
    m = re.sub(r"[ ]*\\right[ ]*\)", ")", m)
    m = re.sub(r"([^\\])\$", "\\1", m)

    m = m.replace("\\times", "x")
    m = m.replace("\\pm", "+-")
    m = m.replace("\\cdot", "*")
    m = m.replace("\\sim", "~")
    m = m.replace("\\leftarrow", "<-")
    m = m.replace("\\rightarrow", "->")
    m = m.replace("\\leftrightarrow", "<->")
    m = re.sub(r" *\\neg *", " !", m)
    m = re.sub(r" *\\neq? *", " != ", m)
    m = re.sub(r" *\\geq? *", " >= ", m)
    m = re.sub(r" *\\leq? *", " <= ", m)
    m = re.sub(r" *\\vee *", " V ", m)
    m = re.sub(r" *\\oplus *", " (+) ", m)
    m = re.sub(r" *\\mod *", " mod ", m)
    m = re.sub(r"( *)\\partial *", "\\1d", m)

    m = re.sub(r"( *)\\quad *", "\\1 ", m)
    m = m.replace("\\,", " ")
    m = m.replace("\\:", "  ")
    m = m.replace("\\;", "   ")
    m = m.replace("\\!", "")

    m = m.replace("\\\\", "<BR>")
    m = m.replace("\\wedge", "/\\\\")
    m = re.sub(r"\\(.)", "\\1", m)

    m = re.sub(r"\([ ]+", "(", m)
    m = re.sub(r"[ ]+(\.|,|\))(<BR>| |$)", "\\1\\2", m)
    m = re.sub(r" +\|[ ]+([a-zA-Z0-9_(])", " |\\1", m)
    m = re.sub(r"([a-zA-Z0-9_)}])[ ]+(\(|\|)", "\\1\\2", m)

    m = re.sub(r"{\((-?[a-zA-Z0-9_]+)\)}", "\\1", m)
    m = re.sub(r"{(-?[a-zA-Z0-9_]+)}", "(\\1)", m)
    m = re.sub(r"\(([0-9]+)\)", "\\1", m)
    m = m.replace("{", "(")
    m = m.replace("}", ")")

    #print "%s   ===>   %s" % (match.group(0), m)
    return m

if __name__ == "__main__":
    if len(sys.argv) < 2:
        print "Usage:\n", os.path.basename(sys.argv[0]), " <module path>"
        exit(0)
        
    if len(sys.argv) >= 3:
        if sys.argv[2].lower() == "verbose":
            verbose = True

    rst_parser_dir  = os.path.dirname(os.path.abspath(sys.argv[0]))
    hdr_parser_path = os.path.join(rst_parser_dir, "../python/src2")

    sys.path.append(hdr_parser_path)
    import hdr_parser

    module = sys.argv[1]

    if module != "all" and not os.path.isdir(os.path.join(rst_parser_dir, "../" + module)):
        print "Module \"" + module + "\" could not be found."
        exit(1)

    parser = RstParser(hdr_parser.CppHeaderParser())
    
    if module == "all":
        for m in allmodules:
            parser.parse(m, os.path.join(rst_parser_dir, "../" + m))
    else:
        parser.parse(module, os.path.join(rst_parser_dir, "../" + module))

    # summary
    parser.printSummary()