Update to PyLint 2.5 and fix lint errors

.pylintrc

@@ -7,11 +7,11 @@ extension-pkg-whitelist=
 
 # Add files or directories to the blacklist. They should be base names, not
 # paths.
-ignore=
+ignore=git
 
 # Add files or directories matching the regex patterns to the blacklist. The
 # regex matches against base names, not paths.
-ignore-patterns=
+#ignore-patterns=
 
 # Python code to execute, usually for sys.path manipulation such as
 # pygtk.require().

gltf/viewer.py

@@ -1,9 +1,9 @@
+import math
 import os
 import sys
 
 from direct.showbase.ShowBase import ShowBase
 import panda3d.core as p3d
-from math import tan, radians
 
 import simplepbr
 
@@ -46,8 +46,7 @@ def __init__(self):
         radius = bounds.get_radius()
 
         fov = self.camLens.get_fov()
-        distance = radius / tan(radians(min(fov[0], fov[1]) / 2.0))
-        idealFarPlane = distance + radius * 1.5
+        distance = radius / math.tan(math.radians(min(fov[0], fov[1]) / 2.0))
         self.camLens.set_near(min(self.camLens.get_default_near(), radius / 2))
         self.camLens.set_far(max(self.camLens.get_default_far(), distance + radius * 2))
         trackball = self.trackball.node()

setup.py

@@ -18,7 +18,7 @@
     ],
     tests_require=[
         'pytest',
-        'pylint==2.4.*',
+        'pylint~=2.5.0',
         'pytest-pylint',
     ],
     entry_points={