diff --git a/arcade/__init__.py b/arcade/__init__.py
index 49889c148..1634a6cfd 100644
--- a/arcade/__init__.py
+++ b/arcade/__init__.py
@@ -350,7 +350,6 @@ def configure_logging(level: Optional[int] = None):
            'Camera',
            'SimpleCamera',
            'Color',
-           'DEFAULT_FONT_NAMES',
            'EasingData',
            'EmitBurst',
            'EmitController',
@@ -521,6 +520,7 @@ def configure_logging(level: Optional[int] = None):
            'isometric_grid_to_screen',
            'lerp',
            'lerp_vec',
+           'lerp_angle',
            'load_animated_gif',
            'load_font',
            'load_sound',
diff --git a/arcade/gl/types.py b/arcade/gl/types.py
index 348056822..adaf05e27 100644
--- a/arcade/gl/types.py
+++ b/arcade/gl/types.py
@@ -214,7 +214,6 @@ def __init__(
         normalized: Optional[Iterable[str]] = None,
         instanced: bool = False,
     ):
-
         #: The :py:class:`~arcade.gl.Buffer` this description object describes
         self.buffer = buffer  # type: Buffer
         #: List of string attributes
@@ -222,13 +221,13 @@ def __init__(
         #: List of normalized attributes
         self.normalized = set() if normalized is None else set(normalized)
         #: Instanced flag (bool)
-        self.instanced = instanced  # type: bool
+        self.instanced: bool = instanced
         #: Formats of each attribute
-        self.formats = []  # type: List[AttribFormat]
+        self.formats: List[AttribFormat] = []
         #: The byte stride of the buffer
-        self.stride = -1  # type: int
+        self.stride: int = -1
         #: Number of vertices in the buffer
-        self.num_vertices = -1  # type: int
+        self.num_vertices: int = -1
 
         if not isinstance(buffer, Buffer):
             raise ValueError("buffer parameter must be an arcade.gl.Buffer")
diff --git a/tests/unit2/test_arcade.py b/tests/unit2/test_arcade.py
index df3f0c07e..e64c08291 100644
--- a/tests/unit2/test_arcade.py
+++ b/tests/unit2/test_arcade.py
@@ -1,5 +1,27 @@
+from types import ModuleType
+from copy import copy
 import logging
 import arcade
+from arcade import *
+
+
+def test_import():
+    """Compare arcade.__all__ to the actual module contents"""
+    import arcade
+    global_names = set(k for k in globals() if not k.startswith('_'))
+    arcade_names = set(k for k in arcade.__dict__ if not k.startswith('_'))
+
+    # Get the common members
+    common = global_names.intersection(arcade_names)
+    remaining = arcade_names - common
+    for name in copy(remaining):
+        attr = getattr(arcade, name)
+        if type(attr) is ModuleType:
+            remaining.remove(name)
+        elif not attr.__module__.startswith('arcade.'):
+            remaining.remove(name)
+
+    assert len(remaining) == 0
 
 
 def test_logging():