Index: FormEncode-1.3.1/formencode/tests/test_context.py
===================================================================
--- FormEncode-1.3.1.orig/formencode/tests/test_context.py	2020-07-10 13:21:48.125612252 +0200
+++ FormEncode-1.3.1/formencode/tests/test_context.py	2020-07-10 14:11:53.460309142 +0200
@@ -1,55 +1,55 @@
 from __future__ import absolute_import
-from nose.tools import assert_raises
+import unittest
 
 from formencode.context import Context, ContextRestoreError
 
 c1 = Context(default=None)
 c2 = Context()
 
+class TestContext(unittest.TestCase):
 
-def test_one():
-    state = c1.set(foo=1)
-    assert_is(c1, 'foo', 1)
-    state.restore()
-    assert_is(c1, 'foo', None)
-    state = c1.set(foo=2)
-    state2 = c2.set(foo='test')
-    assert_is(c1, 'foo', 2)
-    assert_is(c2, 'foo', 'test')
-    change_state(c1, assert_is, c1, 'foo', 3, foo=3)
-    assert_is(c1, 'foo', 2)
-    state.restore()
-    state2.restore()
-
-
-def change_state(context, func, *args, **change):
-    state = context.set(**change)
-    try:
-        return func(*args)
-    finally:
+    def change_state(self, context, func, *args, **change):
+        state = context.set(**change)
+        try:
+            return func(*args)
+        finally:
+            state.restore()
+
+    def assert_is(self, ob, attr, value):
+        assert getattr(ob, attr) == value
+
+
+    def test_fail(self):
+        c3 = Context()
+        res1 = c3.set(a=1)
+        res2 = c3.set(b=2)
+        with self.assertRaises(ContextRestoreError):
+            res1.restore()
+        assert c3.b == 2
+        assert c3.a == 1
+        res2.restore()
+        res1.restore()
+
+    def test_default(self):
+        con = Context()
+        res = con.set(a=2)
+        con.set_default(a=4, b=1)
+        assert con.b == 1
+        assert con.a == 2
+        res.restore()
+        assert con.a == 4
+
+    def test_one(self):
+        state = c1.set(foo=1)
+        self.assert_is(c1, 'foo', 1)
         state.restore()
+        self.assert_is(c1, 'foo', None)
+        state = c1.set(foo=2)
+        state2 = c2.set(foo='test')
+        self.assert_is(c1, 'foo', 2)
+        self.assert_is(c2, 'foo', 'test')
+        self.change_state(c1, self.assert_is, c1, 'foo', 3, foo=3)
+        self.assert_is(c1, 'foo', 2)
+        state.restore()
+        state2.restore()
 
-
-def test_fail():
-    c3 = Context()
-    res1 = c3.set(a=1)
-    res2 = c3.set(b=2)
-    assert_raises(ContextRestoreError, res1.restore)
-    assert c3.b == 2
-    assert c3.a == 1
-    res2.restore()
-    res1.restore()
-
-
-def assert_is(ob, attr, value):
-    assert getattr(ob, attr) == value
-
-
-def test_default():
-    con = Context()
-    res = con.set(a=2)
-    con.set_default(a=4, b=1)
-    assert con.b == 1
-    assert con.a == 2
-    res.restore()
-    assert con.a == 4
Index: FormEncode-1.3.1/formencode/tests/test_validators.py
===================================================================
--- FormEncode-1.3.1.orig/formencode/tests/test_validators.py	2020-07-10 13:21:48.125612252 +0200
+++ FormEncode-1.3.1/formencode/tests/test_validators.py	2020-07-10 14:12:08.540402950 +0200
@@ -4,7 +4,6 @@ from __future__ import unicode_literals
 
 import datetime
 import unittest
-from nose.plugins.skip import SkipTest
 
 from formencode import validators
 from formencode.validators import Invalid
Index: FormEncode-1.3.1/FormEncode.egg-info/requires.txt
===================================================================
--- FormEncode-1.3.1.orig/FormEncode.egg-info/requires.txt	2016-08-09 04:22:09.000000000 +0200
+++ FormEncode-1.3.1/FormEncode.egg-info/requires.txt	2020-07-10 14:14:06.917139411 +0200
@@ -1,5 +1,4 @@
 
 [testing]
-nose
 pycountry
 dnspython
Index: FormEncode-1.3.1/formencode/tests/test_doctests.py
===================================================================
--- FormEncode-1.3.1.orig/formencode/tests/test_doctests.py	2020-07-10 13:21:48.125612252 +0200
+++ FormEncode-1.3.1/formencode/tests/test_doctests.py	2020-07-10 14:15:09.813530701 +0200
@@ -66,7 +66,7 @@ def doctest_module(document, verbose, ra
 
 
 def set_func_description(fn, description):
-    """Wrap function and set description attr for nosetests to display."""
+    """Wrap function and set description attr to display."""
     def _wrapper(*a_test_args):
         fn(*a_test_args)
     _wrapper.description = description
@@ -75,7 +75,6 @@ def set_func_description(fn, description
 
 def test_doctests():
     """Generate each doctest."""
-    # TODO Can we resolve this from nose?
     verbose = False
     raise_error = True
     for document in text_files + modules:
Index: FormEncode-1.3.1/setup.cfg
===================================================================
--- FormEncode-1.3.1.orig/setup.cfg	2016-08-09 04:22:10.000000000 +0200
+++ FormEncode-1.3.1/setup.cfg	2020-07-10 14:13:28.028897479 +0200
@@ -1,6 +1,3 @@
-[nosetests]
-detailed-errors = 1
-
 [compile_catalog]
 domain = FormEncode
 directory = formencode/i18n
Index: FormEncode-1.3.1/setup.py
===================================================================
--- FormEncode-1.3.1.orig/setup.py	2020-07-10 13:21:48.129612276 +0200
+++ FormEncode-1.3.1/setup.py	2020-07-10 14:13:43.116991345 +0200
@@ -15,7 +15,7 @@ version = '1.3.1'
 if not '2.6' <= sys.version < '3.0' and not '3.2' <= sys.version:
     raise ImportError('Python version not supported')
 
-tests_require = ['nose', 'pycountry',
+tests_require = ['pycountry',
     'dnspython' if sys.version < '3.0' else 'dnspython3']
 
 doctests = ['docs/htmlfill.txt', 'docs/Validator.txt',