Dropped conditions around 'enum` module

It's available in all versions we support

Author: spookylukey

tests/test_parsy.py

@@ -1,8 +1,5 @@
 # -*- code: utf8 -*-
-try:
-    import enum
-except ImportError:
-    enum = None
+import enum
 import re
 import unittest
 from collections import namedtuple
@@ -600,36 +597,34 @@ def test_should_fail(self):
 
         self.assertRaises(ParseError, not_a_digit.parse, "8ab")
 
-    if enum is not None:
-
-        def test_from_enum_string(self):
-            class Pet(enum.Enum):
-                CAT = "cat"
-                DOG = "dog"
-
-            pet = from_enum(Pet)
-            self.assertEqual(pet.parse("cat"), Pet.CAT)
-            self.assertEqual(pet.parse("dog"), Pet.DOG)
-            self.assertRaises(ParseError, pet.parse, "foo")
-
-        def test_from_enum_int(self):
-            class Position(enum.Enum):
-                FIRST = 1
-                SECOND = 2
-
-            position = from_enum(Position)
-            self.assertEqual(position.parse("1"), Position.FIRST)
-            self.assertEqual(position.parse("2"), Position.SECOND)
-            self.assertRaises(ParseError, position.parse, "foo")
-
-        def test_from_enum_transform(self):
-            class Pet(enum.Enum):
-                CAT = "cat"
-                DOG = "dog"
-
-            pet = from_enum(Pet, transform=lambda s: s.lower())
-            self.assertEqual(pet.parse("cat"), Pet.CAT)
-            self.assertEqual(pet.parse("CAT"), Pet.CAT)
+    def test_from_enum_string(self):
+        class Pet(enum.Enum):
+            CAT = "cat"
+            DOG = "dog"
+
+        pet = from_enum(Pet)
+        self.assertEqual(pet.parse("cat"), Pet.CAT)
+        self.assertEqual(pet.parse("dog"), Pet.DOG)
+        self.assertRaises(ParseError, pet.parse, "foo")
+
+    def test_from_enum_int(self):
+        class Position(enum.Enum):
+            FIRST = 1
+            SECOND = 2
+
+        position = from_enum(Position)
+        self.assertEqual(position.parse("1"), Position.FIRST)
+        self.assertEqual(position.parse("2"), Position.SECOND)
+        self.assertRaises(ParseError, position.parse, "foo")
+
+    def test_from_enum_transform(self):
+        class Pet(enum.Enum):
+            CAT = "cat"
+            DOG = "dog"
+
+        pet = from_enum(Pet, transform=lambda s: s.lower())
+        self.assertEqual(pet.parse("cat"), Pet.CAT)
+        self.assertEqual(pet.parse("CAT"), Pet.CAT)
 
 
 class TestParserTokens(unittest.TestCase):