import os
from nose.tools import * # for assert functions
-@given(u'the (\d+ )?grid')
+@given(u'the ([0-9.]+ )?grid')
def define_node_grid(context, grid_step):
"""
Define a grid of node positions.
"""
if grid_step is not None:
- grid_step = int(grd_step.strip())
+ grid_step = float(grid_step.strip())
else:
grid_step = 0.00001