From 55c2fcb2d503f195d8fd99d291805a681df69b07 Mon Sep 17 00:00:00 2001
From: Forest <web11.forest@tibit.com>
Date: Mon, 29 Sep 2014 22:51:13 -0700
Subject: [PATCH] Ignore empty string metadata. Fixes #1469.

---
 pelican/readers.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pelican/readers.py b/pelican/readers.py
index 85147e3e..6db9a40e 100644
--- a/pelican/readers.py
+++ b/pelican/readers.py
@@ -460,6 +460,10 @@ class Readers(FileStampDataCacher):
             self.cache_data(path, (content, reader_metadata))
         metadata.update(reader_metadata)
 
+        # remove any empty metadata
+        metadata = {key: value for key, value in metadata.items()
+            if value or isinstance(value, (int, bool, float))}
+
         if content:
             # find images with empty alt
             find_empty_alt(content, path)