Get rid of unnecessary list in tests

Author: oschwald

tests/reader_test.py

@@ -286,11 +286,11 @@ def test_database_with_invalid_utf8_key(self):
 
     def test_too_many_constructor_args(self):
         with self.assertRaises(TypeError):
-            self.readerClass[0]("README.md", self.mode, 1)
+            self.readerClass("README.md", self.mode, 1)
 
     def test_bad_constructor_mode(self):
         with self.assertRaisesRegex(ValueError, r"Unsupported open mode \(100\)"):
-            self.readerClass[0]("README.md", mode=100)
+            self.readerClass("README.md", mode=100)
 
     def test_no_constructor_args(self):
         with self.assertRaisesRegex(
@@ -300,7 +300,7 @@ def test_no_constructor_args(self):
             r"takes at least 2 arguments|"
             r"function missing required argument \'database\' \(pos 1\)",
         ):
-            self.readerClass[0]()
+            self.readerClass()
 
     def test_too_many_get_args(self):
         reader = open_database(
@@ -545,7 +545,7 @@ class TestExtensionReader(BaseTestReader, unittest.TestCase):
     mode = MODE_MMAP_EXT
 
     if has_maxminddb_extension():
-        readerClass = [maxminddb.extension.Reader]
+        readerClass = maxminddb.extension.Reader
 
 
 @unittest.skipIf(
@@ -557,39 +557,39 @@ class TestExtensionReaderWithIPObjects(BaseTestReader, unittest.TestCase):
     use_ip_objects = True
 
     if has_maxminddb_extension():
-        readerClass = [maxminddb.extension.Reader]
+        readerClass = maxminddb.extension.Reader
 
 
 class TestAutoReader(BaseTestReader, unittest.TestCase):
     mode = MODE_AUTO
 
     if has_maxminddb_extension():
-        readerClass = [maxminddb.extension.Reader]
+        readerClass = maxminddb.extension.Reader
     else:
-        readerClass = [maxminddb.reader.Reader]
+        readerClass = maxminddb.reader.Reader
 
 
 class TestMMAPReader(BaseTestReader, unittest.TestCase):
     mode = MODE_MMAP
-    readerClass = [maxminddb.reader.Reader]
+    readerClass = maxminddb.reader.Reader
 
 
 # We want one pure Python test to use IP objects, it doesn't
 # really matter which one.
 class TestMMAPReaderWithIPObjects(BaseTestReader, unittest.TestCase):
     mode = MODE_MMAP
     use_ip_objects = True
-    readerClass = [maxminddb.reader.Reader]
+    readerClass = maxminddb.reader.Reader
 
 
 class TestFileReader(BaseTestReader, unittest.TestCase):
     mode = MODE_FILE
-    readerClass = [maxminddb.reader.Reader]
+    readerClass = maxminddb.reader.Reader
 
 
 class TestMemoryReader(BaseTestReader, unittest.TestCase):
     mode = MODE_MEMORY
-    readerClass = [maxminddb.reader.Reader]
+    readerClass = maxminddb.reader.Reader
 
 
 class TestFDReader(BaseTestReader, unittest.TestCase):
@@ -600,7 +600,7 @@ def setUp(self):
         self.open_database.side_effect = get_reader_from_file_descriptor
 
     mode = MODE_FD
-    readerClass = [maxminddb.reader.Reader]
+    readerClass = maxminddb.reader.Reader
 
 
 class TestOldReader(unittest.TestCase):