error: class attribute methods cannot take arguments
 --> tests/ui/invalid_pymethods.rs:9:29
  |
9 |     fn class_attr_with_args(foo: i32) {}
  |                             ^^^

error: `#[classattr]` does not take any arguments
  --> tests/ui/invalid_pymethods.rs:14:5
   |
14 |     #[classattr(foobar)]
   |     ^

error: static method needs #[staticmethod] attribute
  --> tests/ui/invalid_pymethods.rs:20:5
   |
20 |     fn staticmethod_without_attribute() {}
   |     ^^

error: unexpected receiver
  --> tests/ui/invalid_pymethods.rs:26:35
   |
26 |     fn staticmethod_with_receiver(&self) {}
   |                                   ^

error: expected receiver for #[getter]
  --> tests/ui/invalid_pymethods.rs:39:5
   |
39 |     fn getter_without_receiver() {}
   |     ^^

error: expected receiver for #[setter]
  --> tests/ui/invalid_pymethods.rs:45:5
   |
45 |     fn setter_without_receiver() {}
   |     ^^

error: text_signature not allowed on __new__; if you want to add a signature on __new__, put it on the struct definition instead
  --> tests/ui/invalid_pymethods.rs:51:12
   |
51 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: `text_signature` cannot be used with `__call__`
  --> tests/ui/invalid_pymethods.rs:57:12
   |
57 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: text_signature not allowed with this method type
  --> tests/ui/invalid_pymethods.rs:64:12
   |
64 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: text_signature not allowed with this method type
  --> tests/ui/invalid_pymethods.rs:71:12
   |
71 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: text_signature not allowed with this method type
  --> tests/ui/invalid_pymethods.rs:78:12
   |
78 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: cannot specify a second method type
  --> tests/ui/invalid_pymethods.rs:85:7
   |
85 |     #[staticmethod]
   |       ^^^^^^^^^^^^

error: Python functions cannot have generic type parameters
  --> tests/ui/invalid_pymethods.rs:91:23
   |
91 |     fn generic_method<T>(value: T) {}
   |                       ^

error: Python functions cannot have `impl Trait` arguments
  --> tests/ui/invalid_pymethods.rs:97:48
   |
97 |     fn impl_trait_method_first_arg(impl_trait: impl AsRef<PyAny>) {}
   |                                                ^^^^

error: Python functions cannot have `impl Trait` arguments
   --> tests/ui/invalid_pymethods.rs:102:56
    |
102 |     fn impl_trait_method_second_arg(&self, impl_trait: impl AsRef<PyAny>) {}
    |                                                        ^^^^

error: `async fn` is not yet supported for Python functions.

Additional crates such as `pyo3-asyncio` can be used to integrate async Rust and Python. For more information, see https://github.com/PyO3/pyo3/issues/1632
   --> tests/ui/invalid_pymethods.rs:107:5
    |
107 |     async fn async_method(&self) {}
    |     ^^^^^

error: `pass_module` cannot be used on Python methods
   --> tests/ui/invalid_pymethods.rs:112:12
    |
112 |     #[pyo3(pass_module)]
    |            ^^^^^^^^^^^

error: Required positional parameters cannot come after optional parameters
   --> tests/ui/invalid_pymethods.rs:118:68
    |
118 |     fn required_arg_after_optional(&self, optional: Option<isize>, required: isize) {}
    |                                                                    ^^^^^^^^

error: Required positional parameters cannot come after optional parameters
   --> tests/ui/invalid_pymethods.rs:124:63
    |
124 |     fn default_arg_before_required(&self, has_default: isize, required: isize) {}
    |                                                               ^^^^^^^^