change to implicit checking for a signomial or polynomial

rileyjmurray · Feb 22, 2021 · 303611f · 303611f
1 parent 717b231
commit 303611f
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/sageopt/coniclifts/base.py b/sageopt/coniclifts/base.py
@@ -19,8 +19,6 @@
 from sageopt.coniclifts.constraints.elementwise import ElementwiseConstraint
 from sageopt.coniclifts.constraints.set_membership.psd_cone import PSD
 from sageopt.coniclifts.utilities import array_index_iterator, __REAL_TYPES__
-from sageopt.symbolic.polynomials import Polynomial
-from sageopt.symbolic.signomials import Signomial
 
 class ScalarAtom(object):
 
@@ -279,7 +277,7 @@ def __sub__(self, other):
         return f
 
     def __mul__(self, other):
-        if isinstance(other, __REAL_TYPES__) or isinstance(other, Polynomial) or isinstance(other, Signomial):
+        if isinstance(other, __REAL_TYPES__) or 'Signomial' in str(type(other)) or 'Polynomial' in str(type(other)):
             if other == 0:
                 return ScalarExpression(defaultdict(int), 0, verify=False, copy=False)
             f = ScalarExpression(self.atoms_to_coeffs, self.offset, verify=False)