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codeql/python/ql/src/Expressions/WrongNumberArgumentsInCall.ql
Taus 5b63b4957c Python: Fix query tests
Mostly just adding `private import LegacyPointsTo`. Sometimes getting
rid of other imports that are superceded by that module.
2025-11-26 12:30:30 +00:00

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/**
* @name Wrong number of arguments in a call
* @description Using too many or too few arguments in a call to a function will result in a TypeError at runtime.
* @kind problem
* @tags quality
* reliability
* correctness
* external/cwe/cwe-685
* @problem.severity error
* @sub-severity low
* @precision very-high
* @id py/call/wrong-arguments
*/
import python
private import LegacyPointsTo
import CallArgs
from Call call, FunctionValue func, string too, string should, int limit
where
(
too_many_args(call, func, limit) and too = "too many arguments" and should = "no more than "
or
too_few_args(call, func, limit) and too = "too few arguments" and should = "no fewer than "
) and
not isAbstract(func) and
not exists(FunctionValue overridden |
func.overrides(overridden) and correct_args_if_called_as_method(call, overridden)
) and
/* The semantics of `__new__` can be a bit subtle, so we simply exclude `__new__` methods */
not func.getName() = "__new__"
select call, "Call to $@ with " + too + "; should be " + should + limit.toString() + ".", func,
func.descriptiveString()