check_units_statements function

(Shortest import: from brian2.equations.unitcheck import check_units_statements)

brian2.equations.unitcheck.check_units_statements(code, variables)

Check the units for a series of statements. Setting a model variable has to use the correct unit. For newly introduced temporary variables, the unit is determined and used to check the following statements to ensure consistency.

Parameters

code : str

The statements as a (multi-line) string

variables : dict of Variable objects

The information about all variables used in code (including Constant objects for external variables)

Raises

KeyError

In case on of the identifiers cannot be resolved.

DimensionMismatchError

If an unit mismatch occurs during the evaluation.