Added ListVarchar and DictVarchar to db.types, to allow usage of varchar fields instead of text

baph/db/types.py

@@ -25,6 +25,7 @@
 class Email(types.TypeDecorator):
     impl = types.Unicode
 
+
 class UUID(types.TypeDecorator):
     '''Generic UUID column type for SQLAlchemy. Includes native support for
     PostgreSQL and a MySQL-specific implementation, in addition to the
@@ -75,31 +76,38 @@ def process_result_value(self, value, dialect=None):
     def is_mutable(self):
         return False
 
+
 class Json(types.TypeDecorator):
     impl = types.Unicode
 
     def process_bind_param(self, value, dialect):
         if value is None:
             return None
-        #return json.dumps(value)
         return json.dumps(value)
 
     def process_result_value(self, value, dialect):
         if not value:
             return None
         return json.loads(value)
 
+
 JsonType = Json
 
+
 class JsonText(JsonType):
     impl = types.UnicodeText
 
-class List(JsonText):
 
+class List(JsonText):
     @property
     def python_type(self):
         return list
 
+
+class ListVarchar(List):
+    impl = types.Unicode
+
+
 # http://docs.sqlalchemy.org/en/latest/orm/extensions/mutable.html
 
 class MutableDict(Mutable, dict):
@@ -128,6 +136,7 @@ def __delitem__(self, key):
         dict.__delitem__(self, key)
         self.changed()
 
+
 class MutableList(Mutable, list):
     @classmethod
     def coerce(cls, key, value):
@@ -181,6 +190,11 @@ class Dict(JsonText):
     def python_type(self):
         return dict
 
+
+class DictVarchar(Dict):
+    impl = types.Unicode
+
+
 class TZAwareDateTime(types.TypeDecorator):
     impl = types.DateTime
 

baph/forms/forms.py

@@ -31,11 +31,13 @@
     Boolean:        forms.BooleanField,
     types.Json:     fields.JsonField,
     types.List:     fields.ListField,
+    types.ListVarchar: fields.ListField,
     types.Dict:     fields.DictField,
+    types.DictVarchar: fields.DictField,
     types.Email:    forms.EmailField,
     'collection':   fields.MultiObjectField,
     'object':       fields.ObjectField,
-    }
+}
 ALL_FIELDS = '__all__'
 
 orm = ORM.get()