Check in a simple pure-python based Markdown previewer.

third_party/Python-Markdown/markdown/extensions/tables.py

Index: third_party/Python-Markdown/markdown/extensions/tables.py
diff --git a/third_party/markdown/extensions/tables.py b/third_party/Python-Markdown/markdown/extensions/tables.py
similarity index 54%
copy from third_party/markdown/extensions/tables.py
copy to third_party/Python-Markdown/markdown/extensions/tables.py
index dacf78bab7dabcbaecf9312dde6b0778b431a7e1..368321d4624a6440b7c9e5eeb72c6dc78d4cd20b 100644
--- a/third_party/markdown/extensions/tables.py
+++ b/third_party/Python-Markdown/markdown/extensions/tables.py
@@ -1,49 +1,18 @@
-# markdown is released under the BSD license
-# Copyright 2007, 2008 The Python Markdown Project (v. 1.7 and later)
-# Copyright 2004, 2005, 2006 Yuri Takhteyev (v. 0.2-1.6b)
-# Copyright 2004 Manfred Stienstra (the original version)
-# 
-# All rights reserved.
-# 
-# Redistribution and use in source and binary forms, with or without
-# modification, are permitted provided that the following conditions are met:
-# 
-# *   Redistributions of source code must retain the above copyright
-#     notice, this list of conditions and the following disclaimer.
-# *   Redistributions in binary form must reproduce the above copyright
-#     notice, this list of conditions and the following disclaimer in the
-#     documentation and/or other materials provided with the distribution.
-# *   Neither the name of the <organization> nor the
-#     names of its contributors may be used to endorse or promote products
-#     derived from this software without specific prior written permission.
-# 
-# THIS SOFTWARE IS PROVIDED BY THE PYTHON MARKDOWN PROJECT ''AS IS'' AND ANY
-# EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
-# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
-# DISCLAIMED. IN NO EVENT SHALL ANY CONTRIBUTORS TO THE PYTHON MARKDOWN PROJECT
-# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
-# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
-# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
-# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
-# POSSIBILITY OF SUCH DAMAGE.
-
-
 """
 Tables Extension for Python-Markdown
 ====================================
 
 Added parsing of tables to Python-Markdown.
 
-A simple example:
+See <https://pythonhosted.org/Markdown/extensions/tables.html>
+for documentation.
+
+Original code Copyright 2009 [Waylan Limberg](http://achinghead.com)
 
-    First Header  | Second Header
-    ------------- | -------------
-    Content Cell  | Content Cell
-    Content Cell  | Content Cell
+All changes Copyright 2008-2014 The Python Markdown Project
+
+License: [BSD](http://www.opensource.org/licenses/bsd-license.php)
 
-Copyright 2009 - [Waylan Limberg](http://achinghead.com)
 """
 
 from __future__ import absolute_import
@@ -52,13 +21,14 @@ from . import Extension
 from ..blockprocessors import BlockProcessor
 from ..util import etree
 
+
 class TableProcessor(BlockProcessor):
     """ Process Tables. """
 
     def test(self, parent, block):
         rows = block.split('\n')
-        return (len(rows) > 2 and '|' in rows[0] and 
-                '|' in rows[1] and '-' in rows[1] and 
+        return (len(rows) > 1 and '|' in rows[0] and
+                '|' in rows[1] and '-' in rows[1] and
                 rows[1].strip()[0] in ['|', ':', '-'])
 
     def run(self, parent, blocks):
@@ -66,7 +36,7 @@ class TableProcessor(BlockProcessor):
         block = blocks.pop(0).split('\n')
         header = block[0].strip()
         seperator = block[1].strip()
-        rows = block[2:]
+        rows = [] if len(block) < 3 else block[2:]
         # Get format type (bordered by pipes or not)
         border = False
         if header.startswith('|'):
@@ -97,13 +67,13 @@ class TableProcessor(BlockProcessor):
         if parent.tag == 'thead':
             tag = 'th'
         cells = self._split_row(row, border)
-        # We use align here rather than cells to ensure every row 
+        # We use align here rather than cells to ensure every row
         # contains the same number of columns.
         for i, a in enumerate(align):
             c = etree.SubElement(tr, tag)
             try:
                 c.text = cells[i].strip()
-            except IndexError:
+            except IndexError:  # pragma: no cover
                 c.text = ""
             if a:
                 c.set('align', a)
@@ -123,10 +93,10 @@ class TableExtension(Extension):
 
     def extendMarkdown(self, md, md_globals):
         """ Add an instance of TableProcessor to BlockParser. """
-        md.parser.blockprocessors.add('table', 
+        md.parser.blockprocessors.add('table',
                                       TableProcessor(md.parser),
                                       '<hashheader')
 
 
-def makeExtension(configs={}):
-    return TableExtension(configs=configs)
+def makeExtension(*args, **kwargs):
+    return TableExtension(*args, **kwargs)