apply black

Author: Robbybp

Diff for: pyomo/util/subsystems.py

@@ -25,7 +25,6 @@
 
 
 class _ExternalFunctionVisitor(StreamBasedExpressionVisitor):
-
     def __init__(self, descend_into_named_expressions=True):
         super().__init__()
         self._descend_into_named_expressions = descend_into_named_expressions
@@ -56,10 +55,10 @@ def exitNode(self, node, data):
     def finalizeResult(self, result):
         return self._functions
 
-    #def enterNode(self, node):
+    # def enterNode(self, node):
     #    pass
 
-    #def acceptChildResult(self, node, data, child_result, child_idx):
+    # def acceptChildResult(self, node, data, child_result, child_idx):
     #    if child_result.__class__ in native_types:
     #        return False, None
     #    return child_result.is_expression_type(), None
@@ -114,6 +113,8 @@ def add_local_external_functions(block):
 
 
 from pyomo.common.timing import HierarchicalTimer
+
+
 def create_subsystem_block(
     constraints,
     variables=None,

Diff for: pyomo/util/tests/test_subsystems.py

@@ -304,11 +304,11 @@ def _make_model_with_external_functions(self, named_expressions=False):
             m.subexpr = pyo.Expression(pyo.PositiveIntegers)
             subexpr1 = m.subexpr[1] = 2 * m.fermi(m.v1)
             subexpr2 = m.subexpr[2] = m.bessel(m.v1) - m.bessel(m.v2)
-            subexpr3 = m.subexpr[3] = m.subexpr[2] + m.v3 ** 2
+            subexpr3 = m.subexpr[3] = m.subexpr[2] + m.v3**2
         else:
             subexpr1 = 2 * m.fermi(m.v1)
             subexpr2 = m.bessel(m.v1) - m.bessel(m.v2)
-            subexpr3 = m.subexpr[2] + m.v3 ** 2
+            subexpr3 = m.subexpr[2] + m.v3**2
         m.con1 = pyo.Constraint(expr=m.v1 == 0.5)
         m.con2 = pyo.Constraint(expr=subexpr1 + m.v2**2 - m.v3 == 1.0)
         m.con3 = pyo.Constraint(expr=subexpr3 == 2.0)