diff --git a/bokeh/models/glyphs.py b/bokeh/models/glyphs.py
index <HASH>..<HASH> 100644
--- a/bokeh/models/glyphs.py
+++ b/bokeh/models/glyphs.py
@@ -8,8 +8,8 @@ from __future__ import absolute_import
 from ..enums import Direction, Anchor
 from ..mixins import FillProps, LineProps, TextProps
 from ..plot_object import PlotObject
-from ..properties import (abstract, AngleSpec, Any, Array, Bool, Dict, DistanceSpec, Enum, Float,
-                          Include, Instance, NumberSpec, StringSpec, String, Int)
+from ..properties import (abstract, AngleSpec, Bool, DistanceSpec, Enum, Float,
+                          Include, Instance, NumberSpec, StringSpec)
 
 from .mappers import LinearColorMapper
 
@@ -228,7 +228,7 @@ class Gear(Glyph):
     How many teeth the gears have. [int]
     """)
 
-    pressure_angle = NumberSpec(default=20, help= """
+    pressure_angle = NumberSpec(default=20, help="""
     The complement of the angle between the direction that the teeth
     exert force on each other, and the line joining the centers of the
     two gears. [deg]
fixed flake8 related issues in models/glyphs.py