Add version constraint typing >= 3.5.2 so ruamel typechecks work. (#55)

Author: tetron

schema_salad/makedoc.py

@@ -5,7 +5,7 @@
 import copy
 import re
 import sys
-import StringIO
+from StringIO import StringIO
 import logging
 import urlparse
 from .aslist import aslist
@@ -153,7 +153,7 @@ class RenderType(object):
 
     def __init__(self, toc, j, renderlist, redirects):
         # type: (ToC, List[Dict], str, Dict) -> None
-        self.typedoc = StringIO.StringIO()
+        self.typedoc = StringIO()
         self.toc = toc
         self.subs = {}  # type: Dict[str, str]
         self.docParent = {}  # type: Dict[str, List]

setup.py

@@ -33,7 +33,7 @@
     'rdflib >= 4.1.0',
     'rdflib-jsonld >= 0.3.0',
     'mistune',
-    'typing',
+    'typing >= 3.5.2',
     'CacheControl',
     'lockfile']
 
@@ -46,7 +46,7 @@
 extras_require = {}               # TODO: to be removed when the above is added
 
 setup(name='schema-salad',
-      version='1.16',
+      version='1.17',
       description='Schema Annotations for Linked Avro Data (SALAD)',
       long_description=open(README).read(),
       author='Common workflow language working group',