added actual code

__init__.py

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+from .pandoc_reader import *

pandoc_reader.py

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+from datetime import datetime
+from pelican import signals
+from pelican.readers import BaseReader
+import pypandoc
+
+class NewReader(BaseReader):
+    enabled = True
+    file_extensions = ['md', 'markdown', 'mkd', 'mdown']
+
+    def read(self, filename):
+        with open(filename) as file:
+            metadata_items = []
+            in_content = False
+            MD = ''
+            for line in file.readlines():
+                splitted = line.split(':', 1)
+                if len(splitted) == 2 and not in_content:
+                    metadata_items.append(splitted)
+                else:
+                    in_content = True
+                    MD += line
+
+            metadata = {}
+            for item in metadata_items:
+                name, value = item
+                name = name.lower()
+                value = value.strip()
+                meta = self.process_metadata(name, value)
+                metadata[name] = meta
+
+        if 'PANDOC_ARGS' in self.settings:
+            output = pypandoc.convert(MD, 'html5', format='md', extra_args=self.settings['PANDOC_ARGS'])
+        else:
+            output = pypandoc.convert(MD, 'html5', format='md')
+
+        return output, metadata
+
+def add_reader(readers):
+    readers.reader_classes['md'] = NewReader
+
+def register():
+    signals.readers_init.connect(add_reader)