Updating for pandoc 1.16

Author: chdemko

pandoc_numbering.py

@@ -4,7 +4,7 @@
 Pandoc filter to number all kinds of things.
 """
 
-from pandocfilters import walk, stringify, Str, Space, Para, Strong, Span, Link, Emph, RawInline
+from pandocfilters import toJSONFilters, walk, stringify, Str, Space, Para, Strong, Span, Link, Emph, RawInline
 from functools import reduce
 import sys
 import json
@@ -16,26 +16,6 @@
 count = {}
 information = {}
 
-def toJSONFilters(actions):
-    """Converts a list of actions into a filter
-    """
-    try:
-        input_stream = io.TextIOWrapper(sys.stdin.buffer, encoding='utf-8')
-    except AttributeError:
-        # Python 2 does not have sys.stdin.buffer.
-        # REF: http://stackoverflow.com/questions/2467928/python-unicodeencodeerror-when-reading-from-stdin
-        input_stream = codecs.getreader("utf-8")(sys.stdin)
-
-    doc = json.loads(input_stream.read())
-
-    if len(sys.argv) > 1:
-        format = sys.argv[1]
-    else:
-        format = ""
-
-    altered = reduce(lambda x, action: walk(x, action, format, doc[0]['unMeta']), actions, doc)
-    json.dump(altered, sys.stdout)
-
 def removeAccents(string):
     nfkd_form = unicodedata.normalize('NFKD', string)
     return u"".join([c for c in nfkd_form if not unicodedata.combining(c)])
@@ -122,7 +102,13 @@ def referencing(key, value, format, meta):
 
     # Is it a link with a right reference?
     if key == 'Link':
-        [text, [reference, title]] = value
+        try:
+            # pandoc 1.15
+            [text, [reference, title]] = value
+        except ValueError:
+            # pandoc 1.16
+            [attributes, text, [reference, title]] = value
+
         if re.match('^#([a-zA-Z][\w:.-]*)?$', reference):
             # Compute the name
             tag = reference[1:]

setup.py

@@ -28,7 +28,7 @@
     # Versions should comply with PEP440.  For a discussion on single-sourcing
     # the version across setup.py and the project code, see
     # https://packaging.python.org/en/latest/single_source_version.html
-    version='0.3.2',
+    version='0.3.3',
 
     # The project's description
     description='A pandoc filter for automatic numbering',
@@ -95,7 +95,7 @@
     # your project is installed. For an analysis of "install_requires" vs pip's
     # requirements files see:
     # https://packaging.python.org/en/latest/requirements.html
-    install_requires=['pandocfilters'],
+    install_requires=['pandocfilters>=1.3'],
 
     # List additional groups of dependencies here (e.g. development
     # dependencies). You can install these using the following syntax,