From dddb20a0f45b515ff11bd25cf14a9aafa81083c6 Mon Sep 17 00:00:00 2001
From: Paul Bailey <paul.m.bailey@gmail.com>
Date: Tue, 22 Nov 2016 18:04:22 -0500
Subject: [PATCH 1/4] added time type

---
 docs/types/scalars.rst     |  3 ++-
 graphene/types/datetime.py | 32 +++++++++++++++++++++++++++++---
 2 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/docs/types/scalars.rst b/docs/types/scalars.rst
index a75c70e4..7a825d36 100644
--- a/docs/types/scalars.rst
+++ b/docs/types/scalars.rst
@@ -9,9 +9,10 @@ Graphene defines the following base Scalar Types:
 - ``graphene.Boolean``
 - ``graphene.ID``
 
-Graphene also provides custom scalars for Dates and JSON:
+Graphene also provides custom scalars for Dates, Times, and JSON:
 
 - ``graphene.types.datetime.DateTime``
+- ``graphene.types.datetime.Time``
 - ``graphene.types.json.JSONString``
 
 
diff --git a/graphene/types/datetime.py b/graphene/types/datetime.py
index 3dfbbb97..17987836 100644
--- a/graphene/types/datetime.py
+++ b/graphene/types/datetime.py
@@ -29,11 +29,37 @@ class DateTime(Scalar):
         )
         return dt.isoformat()
 
-    @staticmethod
-    def parse_literal(node):
+    @classmethod
+    def parse_literal(cls, node):
         if isinstance(node, ast.StringValue):
-            return iso8601.parse_date(node.value)
+            return cls.parse_value(node.value)
 
     @staticmethod
     def parse_value(value):
         return iso8601.parse_date(value)
+
+
+class Time(Scalar):
+    '''
+    The `Time` scalar type represents a Time value as
+    specified by
+    [iso8601](https://en.wikipedia.org/wiki/ISO_8601).
+    '''
+    epoch_date = '1970-01-01'
+
+    @staticmethod
+    def serialize(time):
+        assert isinstance(time, datetime.time), (
+            'Received not compatible time "{}"'.format(repr(time))
+        )
+        return time.isoformat()
+
+    @classmethod
+    def parse_literal(cls, node):
+        if isinstance(node, ast.StringValue):
+            return cls.parse_value(node.value)
+
+    @classmethod
+    def parse_value(cls, value):
+        dt = iso8601.parse_date('{}T{}'.format(cls.epocj_time, value))
+        return datetime.time(dt.hour, dt.minute, dt.second, dt.microsecond, dt.tzinfo)

From f089c78b997e2a588775360af2e12944b573cdd8 Mon Sep 17 00:00:00 2001
From: Paul Bailey <paul.m.bailey@gmail.com>
Date: Tue, 22 Nov 2016 18:08:48 -0500
Subject: [PATCH 2/4] added time type

---
 graphene/types/datetime.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/graphene/types/datetime.py b/graphene/types/datetime.py
index 17987836..53043744 100644
--- a/graphene/types/datetime.py
+++ b/graphene/types/datetime.py
@@ -61,5 +61,5 @@ class Time(Scalar):
 
     @classmethod
     def parse_value(cls, value):
-        dt = iso8601.parse_date('{}T{}'.format(cls.epocj_time, value))
+        dt = iso8601.parse_date('{}T{}'.format(cls.epoch_time, value))
         return datetime.time(dt.hour, dt.minute, dt.second, dt.microsecond, dt.tzinfo)

From 48b422e2890e02801a6b3a993f28a0b696da797c Mon Sep 17 00:00:00 2001
From: Paul Bailey <paul.m.bailey@gmail.com>
Date: Wed, 23 Nov 2016 11:12:28 -0500
Subject: [PATCH 3/4] add time query test

---
 graphene/types/tests/test_datetime.py | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/graphene/types/tests/test_datetime.py b/graphene/types/tests/test_datetime.py
index f55cd8c6..05dca4a5 100644
--- a/graphene/types/tests/test_datetime.py
+++ b/graphene/types/tests/test_datetime.py
@@ -1,18 +1,22 @@
 import datetime
 import pytz
 
-from ..datetime import DateTime
+from ..datetime import DateTime, Time
 from ..objecttype import ObjectType
 from ..schema import Schema
 
 
 class Query(ObjectType):
     datetime = DateTime(_in=DateTime(name='in'))
+    time = Time(_at=Time(name='at'))
 
     def resolve_datetime(self, args, context, info):
         _in = args.get('in')
         return _in
 
+    def resolve_time(self, args, context, info):
+        return args.get('at')
+
 schema = Schema(query=Query)
 
 
@@ -27,6 +31,17 @@ def test_datetime_query():
     }
 
 
+def test_time_query():
+    now = datetime.datetime.now().replace(tzinfo=pytz.utc)
+    time = datetime.time(now.hour, now.minute, now.second, now.microsecond, now.tzinfo)
+    isoformat = time.isoformat()
+
+    result = schema.execute('''{ time(at: "%s") }'''%isoformat)
+    assert not result.errors
+    assert result.data == {
+        'time': isoformat
+    }
+
 def test_datetime_query_variable():
     now = datetime.datetime.now().replace(tzinfo=pytz.utc)
     isoformat = now.isoformat()

From ad83a7e07694a48bb5ee8cbfe2b953150620fa31 Mon Sep 17 00:00:00 2001
From: Paul Bailey <paul.m.bailey@gmail.com>
Date: Wed, 23 Nov 2016 11:14:49 -0500
Subject: [PATCH 4/4] add time query test

---
 graphene/types/datetime.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/graphene/types/datetime.py b/graphene/types/datetime.py
index 53043744..0a0e3343 100644
--- a/graphene/types/datetime.py
+++ b/graphene/types/datetime.py
@@ -61,5 +61,5 @@ class Time(Scalar):
 
     @classmethod
     def parse_value(cls, value):
-        dt = iso8601.parse_date('{}T{}'.format(cls.epoch_time, value))
+        dt = iso8601.parse_date('{}T{}'.format(cls.epoch_date, value))
         return datetime.time(dt.hour, dt.minute, dt.second, dt.microsecond, dt.tzinfo)