Coverage for docs/source/examples/substitutions.py: 100%

1"Example substitution; adapted from t_sub.py/t_NomialSubs /test_Basic" 

2from gpkit import Variable 

3x = Variable("x") 

4p = x**2 

5assert p.sub({x: 3}) == 9 

6assert p.sub({x.key: 3}) == 9 

7assert p.sub({"x": 3}) == 9