pep8 linting (blank lines expectations)

E301 expected 1 blank line, found 0
E302 expected 2 blank lines, found 1
E303 too many blank lines (n)

1 files changed, 6 insertions, 0 deletions

diff --git a/git/index/fun.py b/git/index/fun.py
index ede7e43f..2fb09675 100644
--- a/git/index/fun.py
+++ b/git/index/fun.py
@@ -99,6 +99,7 @@ def write_cache(entries, stream, extension_data=None, ShaStreamCls=IndexFileSHA1
     # write the sha over the content
     stream.write_sha()
 
+
 def read_header(stream):
         """Return tuple(version_long, num_entries) from the given stream"""
         type_id = stream.read(4)
@@ -110,6 +111,7 @@ def read_header(stream):
         assert version in (1, 2)
         return version, num_entries
 
+
 def entry_key(*entry):
     """:return: Key suitable to be used for the index.entries dictionary
     :param entry: One instance of type BaseIndexEntry or the path and the stage"""
@@ -119,6 +121,7 @@ def entry_key(*entry):
         return tuple(entry)
     # END handle entry
 
+
 def read_cache(stream):
     """Read a cache file from the given stream
     :return: tuple(version, entries_dict, extension_data, content_sha)
@@ -166,6 +169,7 @@ def read_cache(stream):
 
     return (version, entries, extension_data, content_sha)
 
+
 def write_tree_from_cache(entries, odb, sl, si=0):
     """Create a tree from the given sorted list of entries and put the respective
     trees into the given object database
@@ -221,9 +225,11 @@ def write_tree_from_cache(entries, odb, sl, si=0):
     istream = odb.store(IStream(str_tree_type, len(sio.getvalue()), sio))
     return (istream.binsha, tree_items)
 
+
 def _tree_entry_to_baseindexentry(tree_entry, stage):
     return BaseIndexEntry((tree_entry[1], tree_entry[0], stage << CE_STAGESHIFT, tree_entry[2]))
 
+
 def aggressive_tree_merge(odb, tree_shas):
     """
     :return: list of BaseIndexEntries representing the aggressive merge of the given