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Raise a better error for a missing pyglet

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This commit is contained in:
Greg Brockman
2016-04-27 11:46:00 -07:00
parent bcfefce9a0
commit fa61141a57
1 changed files with 7 additions and 1 deletions
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8
gym/envs/classic_control/rendering.py
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@@ -10,7 +10,13 @@ if "Apple" in sys.version:
from gym import error
import pyglet
try:
import pyglet
except ImportError as e:
raise error.DependencyNotInstalled("""{}
(HINT: you can install pyglet directly via 'pip install pyglet'. But if you really just want to install all Gym dependencies and not have to think about it, 'pip install -e .[all]' or 'pip install gym[all]' will do it.)""")
try:
from pyglet.gl import *
except ImportError as e: