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'''
PYMOL-834
Invalid list evaluation causes stack trace and function doesn't run
Solution: raise CmdException, which is handled quiet by PyMOL
'''
import os
from pymol import cmd, CmdException, testing, stored
class TestPYMOL834(testing.PyMOLTestCase):
def _load_data(self):
cmd.fragment('ala', 'm1')
cmd.map_new('foo_map', 'gaussian', 1.0)
def _ramp_new(self):
cmd.ramp_new('foo_ramp', 'foo_map', '[red, white, blue, green]')
def test834(self):
'''
Save a PNG image with width/height specified and
check if the file exists.
'''
self._load_data()
self.assertRaises(CmdException, self._ramp_new)
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