is_stateful function¶
(Shortest import: from brian2.equations.equations import is_stateful)
- brian2.equations.equations.is_stateful(expression, variables)[source]¶
Whether the given expression refers to stateful functions (and is therefore not guaranteed to give the same result if called repetively).
- Parameters
expression :
sympy.Expression
The sympy expression to check.
variables : dict
The dictionary mapping variable names to
Variable
orFunction
objects.- Returns
stateful : bool
True
, if the given expression refers to a stateful function likerand()
andFalse
otherwise.