PY2: ConfigParser for Sphinx build

Author: effigies

doc/source/conf.py

@@ -21,7 +21,10 @@
 
 import sys
 import os
-from configparser import ConfigParser
+try:
+    from configparser import ConfigParser
+except ImportError:
+    from ConfigParser import ConfigParser  # PY2
 
 # Check for external Sphinx extensions we depend on
 try:
@@ -59,6 +62,10 @@
 # Load metadata from setup.cfg
 config = ConfigParser()
 config.read(os.path.join('..', '..', 'setup.cfg'))
+try:
+    metadata = config['metadata']
+except AttributeError:
+    metadata = dict(config.items('metadata'))  # PY2
 
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
@@ -92,7 +99,7 @@
 
 # General information about the project.
 project = u'NiBabel'
-copyright = u'2006-2019, %(maintainer)s <%(author_email)s>' % config['metadata']
+copyright = u'2006-2019, %(maintainer)s <%(author_email)s>' % metadata
 
 # The version info for the project you're documenting, acts as replacement for
 # |version| and |release|, also used in various other places throughout the