dimod.variables.Variables.index¶
- Variables.index()[source]¶
Return the index of v.
- Parameters
v (hashable) – A variable.
permissive (bool, optional, default=False) – If True, the variable will be inserted, guaranteeing an index can be returned.
- Returns
The index of the given variable.
- Return type
- Raises
ValueError – If the variable is not present and permissive is
False. –