From 338374e170212e940311ad8ae684b378480a510b Mon Sep 17 00:00:00 2001
From: Behdad Esfahbod <behdad@behdad.org>
Date: Wed, 7 Jun 2017 15:22:46 +0200
Subject: [PATCH] [morx] Minor

---
 Lib/fontTools/ttLib/tables/otBase.py       | 3 +++
 Lib/fontTools/ttLib/tables/otConverters.py | 1 +
 2 files changed, 4 insertions(+)

diff --git a/Lib/fontTools/ttLib/tables/otBase.py b/Lib/fontTools/ttLib/tables/otBase.py
index 5b5294a56..283ca4cb4 100644
--- a/Lib/fontTools/ttLib/tables/otBase.py
+++ b/Lib/fontTools/ttLib/tables/otBase.py
@@ -233,6 +233,9 @@ class OTTableWriter(object):
 	def __getitem__(self, name):
 		return self.localState[name]
 
+	def __delitem__(self, name):
+		del self.localState[name]
+
 	# assembler interface
 
 	def getDataLength(self):
diff --git a/Lib/fontTools/ttLib/tables/otConverters.py b/Lib/fontTools/ttLib/tables/otConverters.py
index 28a5b04bf..65bc7b00f 100644
--- a/Lib/fontTools/ttLib/tables/otConverters.py
+++ b/Lib/fontTools/ttLib/tables/otConverters.py
@@ -434,6 +434,7 @@ class StructWithLength(Struct):
 	def write(self, writer, font, tableDict, value, repeatIndex=None):
 		value.compile(writer, font)
 		writer['StructLength'].setValue(writer.getDataLength())
+		del writer['StructLength']
 
 
 class Table(Struct):