no-redundant-lambda

Collection: fixit-extra Autofix: Yes Python: Any

A lambda function which has a single objective of passing all it is arguments to another callable can be safely replaced by that callable.

Valid examples

lambda x: foo(y)

lambda x: foo(x, y)

lambda x, y: foo(x)

lambda *, x: foo(x)

lambda x = y: foo(x)

lambda x, y: foo(y, x)

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lambda self: self.func()

lambda x, y: foo(y=x, x=y)

lambda x, y, *z: foo(x, y, z)

lambda x, y, **z: foo(x, y, z)

Invalid examples

lambda: self.func()

Suggested fix

self.func

lambda x: foo(x)

Suggested fix

foo

lambda x, y, z: (t + u).math_call(x, y, z)

Suggested fix

(t + u).math_call