visitor
=======


.. testsetup:: *

   # import everything from the module containing this class so that
   # doctests for the class docstrings see the correct environment
   from pyomo.core.expr import *
   try:
       from pyomo.core.expr import _autosummary_doctest_setup
       _autosummary_doctest_setup()
   except ImportError:
       pass

.. currentmodule:: pyomo.core.expr

.. automodule:: pyomo.core.expr.visitor
   :undoc-members:

   

   
   .. rubric:: Classes

   .. autosummary::
      :toctree:
      :template: recursive-class.rst
   
      EvaluateFixedSubexpressionVisitor
      ExpressionReplacementVisitor
      ExpressionValueVisitor
      IdentifyMutableParamVisitor
      IdentifyVariableVisitor
      SimpleExpressionVisitor
      StreamBasedExpressionVisitor
   
   .. rubric:: Exceptions

   .. autosummary::
      :toctree:
      :template: recursive-class.rst
   
      FixedExpressionError
      NonConstantExpressionError
      RevertToNonrecursive
   
   .. rubric:: Functions

   .. autosummary::
      :toctree:
      :template: recursive-base.rst
   
      clone_expression
      evaluate_expression
      evaluate_fixed_subexpressions
      expression_to_string
      get_stack_depth
      identify_components
      identify_mutable_parameters
      identify_variables
      polynomial_degree
      replace_expressions
      sizeof_expression