pip_services3_expressions.calculator.functions.IFunctionCollection module
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class
pip_services3_expressions.calculator.functions.IFunctionCollection.IFunctionCollection Bases:
objectDefines a functions list.
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add(func: pip_services3_expressions.calculator.functions.IFunction.IFunction) Adds a new function to the collection.
- Parameters
func – a function to be added.
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clear() Clears the collection.
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find_by_name(name: str) → pip_services3_expressions.calculator.functions.IFunction.IFunction Finds function in the list by it’s name.
- Parameters
name – The function name to be found.
- Returns
A function or None if function was not found.
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find_index_by_name(name: str) → int Finds function index in the list by it’s name.
- Parameters
name – The function name to be found.
- Returns
Function index in the list or -1 if function was not found.
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get(index: int) → pip_services3_expressions.calculator.functions.IFunction.IFunction Get a function by its index.
- Parameters
index – a function index.
- Returns
a retrieved function
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get_all() → pip_services3_expressions.calculator.functions.IFunction.IFunction Get all functions stores in the collection
- Returns
a list with functions.
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