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author | Sergey Poznyakoff <gray@gnu.org> | 2018-08-16 15:45:00 +0300 |
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committer | Sergey Poznyakoff <gray@gnu.org> | 2018-08-17 13:17:11 +0300 |
commit | 7186dbab7f1c1227e9229866e086bc417e3e4e52 (patch) | |
tree | f29114e9ff7a7b023dd3d611a9bc8808f5cf5bbd | |
parent | d9e26129527ce84f626eb44ff95e4ecfbc5bc92a (diff) | |
download | wikitrans-7186dbab7f1c1227e9229866e086bc417e3e4e52.tar.gz wikitrans-7186dbab7f1c1227e9229866e086bc417e3e4e52.tar.bz2 |
Fix PEP 8 issues.
-rw-r--r-- | tests/test_html.py | 8 | ||||
-rw-r--r-- | tests/test_texi.py | 6 | ||||
-rw-r--r-- | tests/test_text.py | 8 | ||||
-rw-r--r-- | tests/wikitest.py (renamed from tests/WikiTest.py) | 6 | ||||
-rw-r--r-- | wikitrans/__init__.py (renamed from WikiTrans/__init__.py) | 0 | ||||
-rw-r--r-- | wikitrans/wiki2html.py (renamed from WikiTrans/wiki2html.py) | 115 | ||||
-rw-r--r-- | wikitrans/wiki2texi.py (renamed from WikiTrans/wiki2texi.py) | 63 | ||||
-rw-r--r-- | wikitrans/wiki2text.py (renamed from WikiTrans/wiki2text.py) | 74 | ||||
-rw-r--r-- | wikitrans/wikidump.py (renamed from WikiTrans/wikidump.py) | 41 | ||||
-rw-r--r-- | wikitrans/wikimarkup.py (renamed from WikiTrans/wikimarkup.py) | 784 | ||||
-rw-r--r-- | wikitrans/wikins.py (renamed from WikiTrans/wikins.py) | 0 | ||||
-rw-r--r-- | wikitrans/wikitoken.py (renamed from WikiTrans/wikitoken.py) | 154 |
12 files changed, 802 insertions, 457 deletions
diff --git a/tests/test_html.py b/tests/test_html.py index 3da57f6..5a15cb8 100644 --- a/tests/test_html.py +++ b/tests/test_html.py @@ -4,9 +4,9 @@ from __future__ import print_function import unittest -from WikiTrans.wiki2html import HtmlWiktionaryMarkup -from WikiTest import populateMethods +from wikitrans.wiki2html import HtmlWikiMarkup +from wikitest import populate_methods -class TestWiktionaryMarkup (unittest.TestCase): +class TestWikiMarkup (unittest.TestCase): pass -populateMethods(TestWiktionaryMarkup, HtmlWiktionaryMarkup, '.html') +populate_methods(TestWikiMarkup, HtmlWikiMarkup, '.html') diff --git a/tests/test_texi.py b/tests/test_texi.py index 75314c9..ddd26c7 100644 --- a/tests/test_texi.py +++ b/tests/test_texi.py @@ -4,4 +4,4 @@ from __future__ import print_function import unittest -from WikiTrans.wiki2texi import TexiWikiMarkup -from WikiTest import populateMethods +from wikitrans.wiki2texi import TexiWikiMarkup +from wikitest import populate_methods @@ -10,3 +10,3 @@ class TestTexiWikiMarkup (unittest.TestCase): -populateMethods(TestTexiWikiMarkup, TexiWikiMarkup, '.texi') +populate_methods(TestTexiWikiMarkup, TexiWikiMarkup, '.texi') diff --git a/tests/test_text.py b/tests/test_text.py index a06f519..b3d0a12 100644 --- a/tests/test_text.py +++ b/tests/test_text.py @@ -4,9 +4,9 @@ from __future__ import print_function import unittest -from WikiTrans.wiki2text import TextWiktionaryMarkup -from WikiTest import populateMethods +from wikitrans.wiki2text import TextWikiMarkup +from wikitest import populate_methods -class TestTextWiktionaryMarkup (unittest.TestCase): +class TestTextWikiMarkup (unittest.TestCase): pass -populateMethods(TestTextWiktionaryMarkup, TextWiktionaryMarkup, '.text') +populate_methods(TestTextWikiMarkup, TextWikiMarkup, '.text') diff --git a/tests/WikiTest.py b/tests/wikitest.py index 1429f5e..ff26227 100644 --- a/tests/WikiTest.py +++ b/tests/wikitest.py @@ -6,3 +6,3 @@ import os.path -def MarkupTest(classname, name_in, name_out): +def wiki_markup_test(classname, name_in, name_out): fh = open(name_out) @@ -21,6 +21,6 @@ def MarkupTest(classname, name_in, name_out): -def populateMethods(cls, wcls, suffix): +def populate_methods(cls, wcls, suffix): def settest(self, base, wiki_name, pat_name): def dyntest(self): - self.assertTrue(MarkupTest(wcls, wiki_name, pat_name)) + self.assertTrue(wiki_markup_test(wcls, wiki_name, pat_name)) meth = 'test_' + wcls.__name__ + '_' + base diff --git a/WikiTrans/__init__.py b/wikitrans/__init__.py index 5832e38..5832e38 100644 --- a/WikiTrans/__init__.py +++ b/wikitrans/__init__.py diff --git a/WikiTrans/wiki2html.py b/wikitrans/wiki2html.py index 6147642..ce65bae 100644 --- a/WikiTrans/wiki2html.py +++ b/wikitrans/wiki2html.py @@ -17,6 +17,17 @@ +""" +Wiki markup to HTML translator. + +Classes: + +HtmlWikiMarkup -- Converts Wiki material to HTML. +HtmlWiktionaryMarkup -- Reserved for future use. Currently does the same as + HtmlWikiMarkup. + +""" + from __future__ import print_function -from WikiTrans.wikimarkup import * -from WikiTrans.wikitoken import * -from WikiTrans.wikins import wiki_ns_re, wiki_ns +from wikitrans.wikimarkup import * +from wikitrans.wikitoken import * +from wikitrans.wikins import wiki_ns_re, wiki_ns import re @@ -81,4 +92,3 @@ class HtmlLinkNode(HtmlSeqNode): return "<a href=\"%s\">%s</a>" % (tgt, - text if (text and text != '') \ - else arg) + text if (text and text != '') else arg) @@ -88,5 +98,6 @@ class HtmlRefNode(WikiRefNode): text = self.content.format() - return "<a href=\"%s\">%s</a>" % (target, - text if (text and text != '') \ - else target) + return "<a href=\"%s\">%s</a>" % ( + target, + text if (text and text != '') else target + ) @@ -154,10 +165,10 @@ class HtmlTagNode(WikiTagNode): n += 1 - s += ('<li id="cite_note-%d">' + \ - '<span class="mw-cite-backlink">' + \ - '<b><a href="#cite_ref-%d">^</a></b>' + \ - '</span>' + \ - '<span class="reference-text">' + \ - ref.content.format() + \ - '</span>' + \ - '</li>\n') % (n,n) + s += ('<li id="cite_note-%d">' + + '<span class="mw-cite-backlink">' + + '<b><a href="#cite_ref-%d">^</a></b>' + + '</span>' + + '<span class="reference-text">' + + ref.content.format() + + '</span>' + + '</li>\n') % (n,n) s += '</ol>\n</div>\n' @@ -189,8 +200,16 @@ class HtmlIndNode(WikiIndNode): -class HtmlWikiMarkup (WikiMarkup): - """ - A (hopefully) general-purpose Wiki->HTML translator class. - FIXME: 1. See WikiMarkup for a list - 2. [[official position]]s : final 's' gets after closing </a> tag. - Should be before. +class HtmlWikiMarkup(WikiMarkup): + """A Wiki markup to HTML translator class. + + Usage: + + x = HtmlWikiMarkup(file="input.wiki") + # Parse the input: + x.parse() + # Print it as HTML: + print(str(x)) + + Known bugs: + * [[official position]]s + Final 's' gets after closing </a> tag. Should be before. """ @@ -200,2 +219,26 @@ class HtmlWikiMarkup (WikiMarkup): def __init__(self, *args, **kwargs): + """Create a HtmlWikiMarkup object. + + Arguments: + + filename=FILE + Read Wiki material from the file named FILE. + file=FD + Read Wiki material from file object FD. + text=STRING + Read Wiki material from STRING. + lang=CODE + Specifies source language. Default is 'en'. This variable can be + referred to as '%(lang)s' in the keyword arguments below. + html_base=URL + Base URL for cross-references. Default is + 'http://%(lang)s.wiktionary.org/wiki/' + image_base=URL + Base URL for images. Default is + 'http://upload.wikimedia.org/wikipedia/commons/thumb/a/bf' + media_base=URL + Base URL for media files. Default is + 'http://www.mediawiki.org/xml/export-0.3' + """ + super(HtmlWikiMarkup, self).__init__(*args, **kwargs) @@ -272,28 +315,6 @@ class HtmlWikiMarkup (WikiMarkup): -class HtmlWiktionaryMarkup (HtmlWikiMarkup): - """ - A class for translating Wiktionary articles into HTML. - This version does not do much, except that it tries to correctly - format templates. But "tries" does not mean "does". The heuristics - used here is clearly not enough to cope with it. - - 1. FIXME: - The right solution would be to have a database of templates with their - semantics and to decide on their rendering depending on that. E.g. - {{term}} in en.wiktionary means "replace this with the search term". - This, however, does not work in other wiktionaries. There are - also more complex templates, e.g.: {{t+|bg|врата|n|p|tr=vrata|sc=Cyrl}} - I don't know what it means. Couldn't find any documentation either. - Again, this template does not work in other dictionaries. +class HtmlWiktionaryMarkup(HtmlWikiMarkup): + """A class for translating Wiktionary articles into HTML. - 2. Capitulation notice: - Given the: - 1. vast amount of wiktionaries available, - 2. abundance of various templates for each wictionary, - 3. apparent lack of documentation thereof, - 4. the lack of standardized language-independent templates, - I dont see any way to cope with the template-rendering task within a - reasonable amount of time. - - Faeci quod potui, faciant meliora potentes. + Reserved for future use. Currently does the same as HtmlWikiMarkup. """ diff --git a/WikiTrans/wiki2texi.py b/wikitrans/wiki2texi.py index 7297195..d9e5f52 100644 --- a/WikiTrans/wiki2texi.py +++ b/wikitrans/wiki2texi.py @@ -17,5 +17,14 @@ -from WikiTrans.wikimarkup import * -from WikiTrans.wikitoken import * -from WikiTrans.wikins import wiki_ns_re, wiki_ns +""" +Wiki markup to Texinfo translator. + +Classes: + +TexiWikiMarkup -- Converts Wiki material to Texinfo. + +""" + +from wikitrans.wikimarkup import * +from wikitrans.wikitoken import * +from wikitrans.wikins import wiki_ns_re, wiki_ns import re @@ -253,3 +262,15 @@ class TexiRefNode(WikiRefNode): -class TexiWikiMarkup (WikiMarkup): +class TexiWikiMarkup(WikiMarkup): + """Wiki markup to Texinfo translator class. + + Usage: + + x = TexiWikiMarkup(file="input.wiki") + # Parse the input: + x.parse() + # Print it as Texi: + print(str(x)) + + """ + nested = 0 @@ -290,2 +311,36 @@ class TexiWikiMarkup (WikiMarkup): def __init__(self, *args, **keywords): + """Create a TexiWikiMarkup object. + + Arguments: + + filename=FILE + Read Wiki material from the file named FILE. + file=FD + Read Wiki material from file object FD. + text=STRING + Read Wiki material from STRING. + + sectioning_model=MODEL + Select the Texinfo sectioning model for the output document. Possible + values are: + + 'numbered' + Top of document is marked with "@top". Headings ("=", "==", + "===", etc) produce "@chapter", "@section", "@subsection", etc. + 'unnumbered' + Unnumbered sectioning: "@top", "@unnumbered", "@unnumberedsec", + "@unnumberedsubsec". + 'appendix' + Sectioning suitable for appendix entries: "@top", "@appendix", + "@appendixsec", "@appendixsubsec", etc. + 'heading' + Use heading directives to reflect sectioning: "@majorheading", + "@chapheading", "@heading", "@subheading", etc. + sectioning_start=N + Shift resulting heading level by N positions. For example, supposing + "sectioning_model='numbered'", "== A ==" normally produces + "@section A" on output. Now, if given "sectioning_start=1", this + directive will produce "@subsection A" instead. + """ + super(TexiWikiMarkup, self).__init__(*args, **keywords) diff --git a/WikiTrans/wiki2text.py b/wikitrans/wiki2text.py index cb3a183..1fbc61b 100644 --- a/WikiTrans/wiki2text.py +++ b/wikitrans/wiki2text.py @@ -17,5 +17,16 @@ -from WikiTrans.wikitoken import * -from WikiTrans.wikimarkup import * -from WikiTrans.wikins import wiki_ns_re, wiki_ns +""" +Wiki markup to plain text translator. + +Classes: + +TextWikiMarkup -- Converts Wiki material to plain text. +TextWiktionaryMarkup -- Reserved for future use. Currently does the same as + TextWikiMarkup. + +""" + +from wikitrans.wikitoken import * +from wikitrans.wikimarkup import * +from wikitrans.wikins import wiki_ns_re, wiki_ns import re @@ -109,5 +120,5 @@ class TextLinkNode(WikiSeqNode): text = "[%s: %s]" % (qual, text if text else arg) - tgt = self.image_base + '/' + \ - url_quote(tgt) + \ - '/250px-' + url_quote(tgt) + tgt = "%s/%s/250px-%s" % (self.image_base, + url_quote(tgt), + url_quote(tgt)) elif ns == 'NS_MEDIA': @@ -143,4 +154,7 @@ class TextHdrNode(WikiHdrNode): def format(self): - return "\n" + ("*" * self.level) + " " + \ - self.content.format().lstrip(" ") + "\n\n" + return ("\n" + + ("*" * self.level) + + " " + + self.content.format().lstrip(" ") + + "\n\n") @@ -206,5 +220,13 @@ class TextTagNode(WikiTagNode): -class TextWikiMarkup (WikiMarkup): - """ - A (general-purpose Wiki->Text translator class. +class TextWikiMarkup(WikiMarkup): + """A Wiki markup to plain text translator. + + Usage: + + x = TextWikiMarkup(file="input.wiki") + # Parse the input: + x.parse() + # Print it as plain text: + print(str(x)) + """ @@ -225,2 +247,21 @@ class TextWikiMarkup (WikiMarkup): def __init__(self, *args, **keywords): + """Create a TextWikiMarkup object. + + Arguments: + + filename=FILE + Read Wiki material from the file named FILE. + file=FD + Read Wiki material from file object FD. + text=STRING + Read Wiki material from STRING. + + width=N + Limit output width to N columns. Default is 78. + show_urls=False + By default, the link URLs are displayed in parentheses next to the + link text. If this argument is given, only the link text will be + displayed. + """ + super(TextWikiMarkup,self).__init__(*args, **keywords) @@ -260,3 +301,3 @@ class TextWikiMarkup (WikiMarkup): - def indent (self, lev, text): + def indent(self, lev, text): if text.find('\n') == -1: @@ -300,7 +341,8 @@ class TextWikiMarkup (WikiMarkup): -class TextWiktionaryMarkup (TextWikiMarkup): - """ - See documentation for HtmlWiktionaryMarkup +class TextWiktionaryMarkup(TextWikiMarkup): + """A class for translating Wiktionary articles into plain text. + + Reserved for future use. Currently does the same as TextWikiMarkup. """ - # FIXME: It is supposed to do something about templates + diff --git a/WikiTrans/wikidump.py b/wikitrans/wikidump.py index 7457dfa..d5f651c 100644 --- a/WikiTrans/wikidump.py +++ b/wikitrans/wikidump.py @@ -16,6 +16,15 @@ +""" +Print Wiki parse tree as JSON. + +Classes: + +DumpWikiMarkup + +""" + from __future__ import print_function -from WikiTrans.wikitoken import * +from wikitrans.wikitoken import * import json -from WikiTrans.wikimarkup import WikiMarkup +from wikitrans.wikimarkup import WikiMarkup @@ -29,2 +38,14 @@ class DumpReferences(object): class DumpWikiMarkup(WikiMarkup): + """Produce a JSON dump of the Wiki markup parse tree. + + Usage: + + x = DumpWikiMarkup(file="input.wiki") + # Parse the input: + x.parse() + # Print a JSON dump of the parse tree + print(str(x)) + + """ + indent = None @@ -32,2 +53,16 @@ class DumpWikiMarkup(WikiMarkup): def __init__(self, **kwarg): + """Create a DumpWikiMarkup object. + + Arguments: + + filename=FILE + Read Wiki material from the file named FILE. + file=FD + Read Wiki material from file object FD. + text=STRING + Read Wiki material from STRING. + indent=N + Basic indent offset for JSON objects. + """ + n = kwarg.pop('indent', None) @@ -35,3 +70,3 @@ class DumpWikiMarkup(WikiMarkup): self.indent = int(n) - WikiMarkup.__init__(self, **kwarg) + super(DumpWikiMarkup,self).__init__(self, **kwarg) def __str__(self): diff --git a/WikiTrans/wikimarkup.py b/wikitrans/wikimarkup.py index 6cbf5de..77c3b30 100644 --- a/WikiTrans/wikimarkup.py +++ b/wikitrans/wikimarkup.py @@ -3,3 +3,3 @@ # Copyright (C) 2008-2018 Sergey Poznyakoff -# +# # This program is free software; you can redistribute it and/or modify @@ -8,3 +8,3 @@ # any later version. -# +# # This program is distributed in the hope that it will be useful, @@ -13,3 +13,3 @@ # GNU General Public License for more details. -# +# # You should have received a copy of the GNU General Public License @@ -17,2 +17,16 @@ +""" +Wiki markup parser. + +This module provides two class: + +WikiMarkupParser: + An abstract parser class, which serves as a base class for all markup + classes in this package. + +WikiMarkup + A subclass of the above, providing basic input method. + +""" + from __future__ import print_function @@ -21,8 +35,8 @@ import re from types import * -from WikiTrans.wikitoken import * +from wikitrans.wikitoken import * -__all__ = [ "BaseWikiMarkup", "WikiMarkup", - "TagAttributes", "TagAttributeSyntax" ] +__all__ = [ "WikiMarkupParser", "WikiMarkup", + "TagAttributes", "TagAttributeSyntaxError" ] -class UnexpectedToken(Exception): +class UnexpectedTokenError(Exception): def __init__(self, value): @@ -30,3 +44,3 @@ class UnexpectedToken(Exception): -class TagAttributeSyntax(Exception): +class TagAttributeSyntaxError(Exception): def __init__(self, value): @@ -37,2 +51,13 @@ class TagAttributeSyntax(Exception): class TagAttributes(object): + """A dictionary-like collection of tag attributes. + + Example: + + attr = TagAttributes('href="foo" length=2') + if 'href' in attr: + print(x['href']) # returns "foo" + for a in attr: + ... + """ + attrstart = re.compile("^(?P<attr>[a-zA-Z0-9_-]+)(?P<eq>=\")?") @@ -70,3 +95,3 @@ class TagAttributes(object): else: - raise TagAttributeSyntax(s) + raise TagAttributeSyntaxError(s) def __len__(self): @@ -91,3 +116,22 @@ class TagAttributes(object): -class BaseWikiMarkup(object): +class WikiMarkupParser(object): + """Parser for Wiki markup language. + + Given input in Wiki markup language creates an abstract parse tree for it. + This is a base class for actual parsers. The subclasses must provide the + input method. + + Public methods: + + parse() -- parse the input. + + Abstract methods (must be overridden by the subclass): + + input() -- returns next physical line from the input material. + + Public attributes: + + tree -- constructed parse tree (a subclass of WikiNode) + + """ @@ -97,3 +141,3 @@ class BaseWikiMarkup(object): refstart = re.compile("^https?://") - + close_delim = { @@ -117,6 +161,9 @@ class BaseWikiMarkup(object): tags = [ 'code', 'nowiki', 'tt', 'div', 'ref', 'references' ] - + debug_level = 0 - + def dprint(self, lev, fmt, *argv): + """If current debug level is greater than or equal to lev, print *argv + according to format. + """ if self.debug_level >= lev: @@ -137,3 +184,3 @@ class BaseWikiMarkup(object): 'PARA': WikiSeqNode, - 'BAR': WikiNode, + 'BAR': WikiNode, 'SEQ': WikiSeqNode, @@ -150,6 +197,7 @@ class BaseWikiMarkup(object): - def __createWikiNode(self,**kwarg): + def _new_node(self,**kwarg): return self.token_class[kwarg['type']](self, **kwarg) - + def tokread(self): + """Read next token from the input. Return it as a subclass of WikiNode.""" line = None @@ -163,5 +211,5 @@ class BaseWikiMarkup(object): line = u'' - + if not line or line == "": - yield(self.__createWikiNode(type='NIL')) + yield(self._new_node(type='NIL')) break @@ -169,3 +217,3 @@ class BaseWikiMarkup(object): if line == '\n': - yield(self.__createWikiNode(type='NL')) + yield(self._new_node(type='NL')) line = None @@ -175,7 +223,7 @@ class BaseWikiMarkup(object): m = self.delim.search(line, pos) - + if m: if (pos < m.start(0)): - yield(self.__createWikiNode(type='TEXT', - content=line[pos:m.start(0)])) + yield(self._new_node(type='TEXT', + content=line[pos:m.start(0)])) pos = m.start(0) @@ -193,4 +241,4 @@ class BaseWikiMarkup(object): if m and m.group('tag') == 'nowiki': - yield(self.__createWikiNode(type='TEXT', - content=line[pos:m.start(0)] )) + yield(self._new_node(type='TEXT', + content=line[pos:m.start(0)] )) pos = m.end(0) @@ -198,4 +246,4 @@ class BaseWikiMarkup(object): - yield(self.__createWikiNode(type='TEXT', - content=line[pos:])) + yield(self._new_node(type='TEXT', + content=line[pos:])) @@ -208,3 +256,3 @@ class BaseWikiMarkup(object): try: - yield(self.__createWikiNode(type='OTAG', + yield(self._new_node(type='OTAG', tag=m.group('tag'), @@ -213,9 +261,10 @@ class BaseWikiMarkup(object): if m.group('closed'): - yield(self.__createWikiNode(type='CTAG', - tag=m.group('tag'))) - except TagAttributeSyntax: - yield(self.__createWikiNode(type='TEXT',content=m.group(0))) + yield(self._new_node(type='CTAG', + tag=m.group('tag'))) + except TagAttributeSyntaxError: + yield(self._new_node(type='TEXT', + content=m.group(0))) continue else: - yield(self.__createWikiNode(type='TEXT',content=m.group(0))) + yield(self._new_node(type='TEXT',content=m.group(0))) continue @@ -225,4 +274,4 @@ class BaseWikiMarkup(object): if m.group('tag') in self.tags: - yield(self.__createWikiNode(type='CTAG', - tag=m.group('tag'))) + yield(self._new_node(type='CTAG', + tag=m.group('tag'))) pos = m.end(0) @@ -230,4 +279,4 @@ class BaseWikiMarkup(object): else: - yield(self.__createWikiNode(type='TEXT', - content=line[pos:pos+1])) + yield(self._new_node(type='TEXT', + content=line[pos:pos+1])) pos += 1 @@ -238,6 +287,6 @@ class BaseWikiMarkup(object): if content[0] in self.envtypes: - node = self.__createWikiNode(type='DELIM', - content=content, - isblock=True, - continuation=pos < len(line) and line[pos] == ":") + node = self._new_node(type='DELIM', + content=content, + isblock=True, + continuation=pos < len(line) and line[pos] == ":") if node.continuation: @@ -249,7 +298,7 @@ class BaseWikiMarkup(object): while pos < len(line) and line[pos] in [' ', '\t']: - pos += 1 + pos += 1 else: - yield(self.__createWikiNode(type='DELIM', - isblock=(content.strip() not in self.inline_delims), - content=content.strip())) + yield(self._new_node(type='DELIM', + isblock=(content.strip() not in self.inline_delims), + content=content.strip())) continue @@ -259,10 +308,14 @@ class BaseWikiMarkup(object): if line[pos:-1] != '': - yield(self.__createWikiNode(type='TEXT',content=line[pos:-1])) - yield(self.__createWikiNode(type='NL')) + yield(self._new_node(type='TEXT',content=line[pos:-1])) + yield(self._new_node(type='NL')) else: - yield(self.__createWikiNode(type='TEXT',content=line[pos:])) + yield(self._new_node(type='TEXT',content=line[pos:])) line = None - + def input(self): + """Return next physical line from the input. + + This method must be overridden by the subclass. + """ return None @@ -270,4 +323,5 @@ class BaseWikiMarkup(object): def swaptkn(self, i, j): + """Swap tokens at indices i and j in toklist.""" self.dprint(80, "SWAPPING %s <-> %s", i, j) - x = self.toklist[i] + x = self.toklist[i] self.toklist[i] = self.toklist[j] @@ -276,2 +330,7 @@ class BaseWikiMarkup(object): def tokenize(self): + """Tokenize the input. + + Read tokens from the input (supplied by the input() method). Place the + obtained tokens in the toklist array. + """ self.toklist = [] @@ -288,3 +347,3 @@ class BaseWikiMarkup(object): # 2b. '''''a b''' c d'' - # + # # 3a. '''a b ''c d''''' @@ -293,5 +352,5 @@ class BaseWikiMarkup(object): for i in range(0,len(self.toklist)): - if self.toklist[i].type == 'DELIM' \ - and (self.toklist[i].content == "''" \ - or self.toklist[i].content == "'''"): + if (self.toklist[i].type == 'DELIM' + and (self.toklist[i].content == "''" + or self.toklist[i].content == "'''")): if len(stack) > 0: @@ -305,8 +364,9 @@ class BaseWikiMarkup(object): stack.pop() - elif i < len(self.toklist) \ - and self.toklist[i+1].type == 'DELIM' \ - and self.toklist[stack[-1]].content == self.toklist[i+1].content: + elif (i < len(self.toklist) + and self.toklist[i+1].type == 'DELIM' + and self.toklist[stack[-1]].content + == self.toklist[i+1].content): # Case 3: swap current and next tokens self.swaptkn(i, i+1) - # and pop off the matching one + # and pop off the matching one stack.pop() @@ -323,4 +383,5 @@ class BaseWikiMarkup(object): mark = [] - + def push_mark(self): + """Save the current token index on stack.""" self.mark.append(self.tokind) @@ -328,2 +389,3 @@ class BaseWikiMarkup(object): def pop_mark(self): + """Restore the token index from top of stack.""" self.tokind = self.mark.pop() @@ -331,5 +393,7 @@ class BaseWikiMarkup(object): def clear_mark(self): + """Forget the last mark.""" self.mark.pop() - + def lookahead(self, off=0): + """Peek a token at index (tokind+off).""" tok = self.toklist[self.tokind+off] @@ -339,8 +403,10 @@ class BaseWikiMarkup(object): def setkn(self,val): + """Store token val at the current token index.""" self.toklist[self.tokind] = val - + def getkn(self): + """Get next token from the toklist. Advance tokind.""" self.newline = self.tokind == 0 or self.toklist[self.tokind-1].type == 'NL' if self.tokind == len(self.toklist): - return self.__createWikiNode(type='NIL') + return self._new_node(type='NIL') tok = self.toklist[self.tokind] @@ -349,4 +415,10 @@ class BaseWikiMarkup(object): return tok - + def ungetkn(self, tok=None): + """Unget the last read token. + + Decrease the tokind by one, so the last read token will be read again. + If optional argument is supplied and is not None, store it in the toklist + in place of the current token. + """ self.tokind = self.tokind - 1 @@ -359,8 +431,10 @@ class BaseWikiMarkup(object): def fixuptkn(self, tok): + """Replace the recently read token by tok.""" if self.tokind == 0: - raise IndexError('wikimarkup.fixuptkn called at start of input') + raise IndexError('WikiMarkupParser.fixuptkn called at start of input') self.toklist[self.tokind-1] = tok return tok - - def dump(self, tree, file=sys.stdout): + + def dump(self, tree, file=sys.stdout): + """Dump the tree to file, node by node.""" for node in tree: @@ -370,2 +444,3 @@ class BaseWikiMarkup(object): def is_block_end(self, tok): + """Return True if tok ends a block environment.""" if tok.type == 'NIL': @@ -385,2 +460,3 @@ class BaseWikiMarkup(object): def parse_para(self, tok): + """Read paragraph starting at tok.""" self.dprint(80, "ENTER parse_para: %s", tok) @@ -389,12 +465,12 @@ class BaseWikiMarkup(object): 'textlist': [] } - + def flush(): if acc['textlist']: - acc['seq'].append(self.__createWikiNode(type='TEXT', - content=''.join(acc['textlist']))) + acc['seq'].append(self._new_node(type='TEXT', + content=''.join(acc['textlist']))) acc['textlist'] = [] - if isinstance(tok, WikiContentNode) \ - and isinstance(tok.content,str) \ - and re.match("^[ \t]", tok.content): + if (isinstance(tok, WikiContentNode) + and isinstance(tok.content,str) + and re.match("^[ \t]", tok.content)): type = 'PRE' @@ -420,3 +496,3 @@ class BaseWikiMarkup(object): else: - raise UnexpectedToken(tok) + raise UnexpectedTokenError(tok) tok = self.getkn() @@ -424,3 +500,3 @@ class BaseWikiMarkup(object): if acc['seq']: - tok = self.__createWikiNode(type=type, content=acc['seq']) + tok = self._new_node(type=type, content=acc['seq']) else: @@ -431,2 +507,3 @@ class BaseWikiMarkup(object): def parse_block_delim(self, tok): + """Parse block environment starting at tok.""" self.dprint(80, "ENTER parse_block_delim") @@ -434,3 +511,3 @@ class BaseWikiMarkup(object): if tok.content == "----": - node = self.__createWikiNode(type = 'BAR') + node = self._new_node(type = 'BAR') elif tok.content[0:2] == "==": @@ -438,4 +515,4 @@ class BaseWikiMarkup(object): if not node: - tok = self.ungetkn(self.__createWikiNode(type='TEXT', - content=tok.content)) + tok = self.ungetkn(self._new_node(type='TEXT', + content=tok.content)) elif tok.content[0] in self.envtypes: @@ -453,4 +530,5 @@ class BaseWikiMarkup(object): return node - + def parse_line(self): + """Parse the input line.""" self.dprint(80, "ENTER parse_line") @@ -465,4 +543,3 @@ class BaseWikiMarkup(object): if tok.isblock: - tok = self.__createWikiNode(type = 'TEXT', - content = tok.content) + tok = self._new_node(type = 'TEXT', content = tok.content) self.fixuptkn(tok) @@ -478,3 +555,4 @@ class BaseWikiMarkup(object): else: - list.append(self.fixuptkn(self.__createWikiNode(type = 'TEXT', content = tok.content))) + list.append(self.fixuptkn(self._new_node(type = 'TEXT', + content = tok.content))) elif tok.type == 'OTAG': @@ -486,14 +564,22 @@ class BaseWikiMarkup(object): list.append(tok) - ret = self.__createWikiNode(type='SEQ', content=list) + ret = self._new_node(type='SEQ', content=list) self.dprint(80, "LEAVE parse_line=%s", ret) return ret - + def parse_indent(self, tok): |