diff options
Diffstat (limited to 'markdown.py')
| -rw-r--r-- | markdown.py | 67 |
1 files changed, 63 insertions, 4 deletions
diff --git a/markdown.py b/markdown.py index d74d2de..e0e6bba 100644 --- a/markdown.py +++ b/markdown.py @@ -9,7 +9,7 @@ Converts Markdown to HTML. Basic usage as a module: md = Markdown() html = md.convert(your_text_string) -See http://www.freewisdom.org/projects/python-markdown/ for more +See <http://www.freewisdom.org/projects/python-markdown/> for more information and instructions on how to extend the functionality of the script. (You might want to read that before you try modifying this file.) @@ -84,6 +84,11 @@ BOMS = { 'utf-8': (codecs.BOM_UTF8, ), } def removeBOM(text, encoding): + """ + Used by `markdownFromFile` to remove a "byte order mark" from the begining + of an utf-8, utf-16 or utf-32 encoded file. + """ + convert = isinstance(text, unicode) for bom in BOMS[encoding]: bom = convert and bom.decode(encoding) or bom @@ -111,6 +116,10 @@ BLOCK_LEVEL_ELEMENTS = ['p', 'div', 'blockquote', 'pre', 'table', 'del', 'hr', 'hr/', 'style'] def isBlockLevel (tag): + """ + Used by HTMLBlockPreprocessor to check if a given tag is a block level + element. + """ return ( (tag in BLOCK_LEVEL_ELEMENTS) or (tag[0] == 'h' and tag[1] in "0123456789") ) @@ -138,6 +147,9 @@ ENTITY_NORMALIZATION_EXPRESSIONS_SOFT = [ (re.compile("&(?!\#)"), "&"), def getBidiType(text): + """ + Get Bi-directional text type. Used by TextNode to determine text direction. + """ if not text: return None @@ -1817,6 +1829,7 @@ class Markdown: def __str__(self): ''' Report info about instance. Markdown always returns unicode. ''' + if self.source is None: status = 'in which no source text has been assinged.' else: @@ -1838,6 +1851,29 @@ def markdownFromFile(input = None, encoding = None, message_threshold = CRITICAL, safe = False): + """ + Convenience wrapper function that takes a filename as input. + + Used from the command-line, although may be useful in other situations. + Decodes the file using the provided encoding (defaults to utf-8), passes + the file content to markdown, and outputs the html to either the provided + filename or stdout in the same encoding as the source file. + + **Note:** This is the only place that decoding and encoding takes place + in Python-Markdown. + + Keyword arguments: + + * input: Name of source text file. + * output: Name of output file. Writes to stdout if `None`. + * extensions: A list of extension names (may contain config args). + * encoding: Encoding of input and output files. Defaults to utf-8. + * message_threshold: Error reporting level. + * safe_mode: Disallow raw html. One of "remove", "replace" or "escape". + + Returns: An HTML document as a string. + + """ global console_hndlr console_hndlr.setLevel(message_threshold) @@ -1866,7 +1902,21 @@ def markdownFromFile(input = None, def markdown(text, extensions = [], safe_mode = False): - + """ + Convenience wrapper function for `Markdown` class. + + Useful in a typical use case. Initializes an instance of the `Markdown` + class, loads any extensions and runs the parser on the given text. + + Keyword arguments: + + * text: An ascii or Unicode string of Markdown formatted text. + * extensions: A list of extension names (may contain config args). + * safe_mode: Disallow raw html. One of "remove", "replace" or "escape". + + Returns: An HTML document as a string. + + """ message(DEBUG, "in markdown.markdown(), received text:\n%s" % text) extensions = [load_extension(e) for e in extensions] @@ -1897,8 +1947,13 @@ class Extension: def load_extension(ext_name, configs = []): """ - Load extention by name, then return the module. - The name may contain arguments. + Load extension by name, then return the module. + + The extension name may contain arguments as part of the string in the + following format: + + "extname(key1=value1,key2=value2)" + Print an error message and exit on failure. """ @@ -1936,6 +1991,10 @@ For lower versions of Python use: """ % EXECUTABLE_NAME_FOR_USAGE def parse_options(): + """ + Define and parse `optparse` options for command-line usage. + """ + try: optparse = __import__("optparse") except: |