pyo3/tests/ui/invalid_pymethods.stderr

error: #[classattr] can only have one argument (of type pyo3::Python)
 --> tests/ui/invalid_pymethods.rs:9:34
  |
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 `&Bound<PyType>` or `Py<PyType>` as the first argument to `#[classmethod]`
  --> tests/ui/invalid_pymethods.rs:32:33
   |
32 |     fn classmethod_with_receiver(&self) {}
   |                                 ^^^^^^^

error: Expected `&Bound<PyType>` or `Py<PyType>` as the first argument to `#[classmethod]`
  --> tests/ui/invalid_pymethods.rs:38:36
   |
38 |     fn classmethod_missing_argument() -> Self {
   |                                    ^^

error: expected receiver for `#[getter]`
  --> tests/ui/invalid_pymethods.rs:54:5
   |
54 |     fn getter_without_receiver() {}
   |     ^^

error: expected receiver for `#[setter]`
  --> tests/ui/invalid_pymethods.rs:60:5
   |
60 |     fn setter_without_receiver() {}
   |     ^^

error: static method needs #[staticmethod] attribute
  --> tests/ui/invalid_pymethods.rs:66:5
   |
66 |     fn text_signature_on_call() {}
   |     ^^

error: `text_signature` not allowed with `getter`
  --> tests/ui/invalid_pymethods.rs:72:12
   |
72 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: `text_signature` not allowed with `setter`
  --> tests/ui/invalid_pymethods.rs:79:12
   |
79 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: `text_signature` not allowed with `classattr`
  --> tests/ui/invalid_pymethods.rs:86:12
   |
86 |     #[pyo3(text_signature = "()")]
   |            ^^^^^^^^^^^^^^

error: expected a string literal or `None`
  --> tests/ui/invalid_pymethods.rs:92:30
   |
92 |     #[pyo3(text_signature = 1)]
   |                              ^

error: `text_signature` may only be specified once
  --> tests/ui/invalid_pymethods.rs:99:12
   |
99 |     #[pyo3(text_signature = None)]
   |            ^^^^^^^^^^^^^^

error: `signature` not allowed with `getter`
   --> tests/ui/invalid_pymethods.rs:106:12
    |
106 |     #[pyo3(signature = ())]
    |            ^^^^^^^^^

error: `signature` not allowed with `setter`
   --> tests/ui/invalid_pymethods.rs:113:12
    |
113 |     #[pyo3(signature = ())]
    |            ^^^^^^^^^

error: `signature` not allowed with `classattr`
   --> tests/ui/invalid_pymethods.rs:120:12
    |
120 |     #[pyo3(signature = ())]
    |            ^^^^^^^^^

error: `#[new]` may not be combined with `#[classmethod]` `#[staticmethod]`, `#[classattr]`, `#[getter]`, and `#[setter]`
   --> tests/ui/invalid_pymethods.rs:126:7
    |
126 |     #[new]
    |       ^^^

error: `#[new]` does not take any arguments
       = help: did you mean `#[new] #[pyo3(signature = ())]`?
   --> tests/ui/invalid_pymethods.rs:137:7
    |
137 |     #[new(signature = ())]
    |       ^^^

error: `#[new]` does not take any arguments
       = note: this was previously accepted and ignored
   --> tests/ui/invalid_pymethods.rs:143:11
    |
143 |     #[new = ()] // in this form there's no suggestion to move arguments to `#[pyo3()]` attribute
    |           ^

error: `#[classmethod]` does not take any arguments
       = help: did you mean `#[classmethod] #[pyo3(signature = ())]`?
   --> tests/ui/invalid_pymethods.rs:149:7
    |
149 |     #[classmethod(signature = ())]
    |       ^^^^^^^^^^^

error: `#[staticmethod]` does not take any arguments
       = help: did you mean `#[staticmethod] #[pyo3(signature = ())]`?
   --> tests/ui/invalid_pymethods.rs:155:7
    |
155 |     #[staticmethod(signature = ())]
    |       ^^^^^^^^^^^^

error: `#[classattr]` does not take any arguments
       = help: did you mean `#[classattr] #[pyo3(signature = ())]`?
   --> tests/ui/invalid_pymethods.rs:161:7
    |
161 |     #[classattr(signature = ())]
    |       ^^^^^^^^^

error: Python functions cannot have generic type parameters
   --> tests/ui/invalid_pymethods.rs:167:23
    |
167 |     fn generic_method<T>(value: T) {}
    |                       ^

error: Python functions cannot have `impl Trait` arguments
   --> tests/ui/invalid_pymethods.rs:172:48
    |
172 |     fn impl_trait_method_first_arg(impl_trait: impl AsRef<PyAny>) {}
    |                                                ^^^^

error: Python functions cannot have `impl Trait` arguments
   --> tests/ui/invalid_pymethods.rs:177:56
    |
177 |     fn impl_trait_method_second_arg(&self, impl_trait: impl AsRef<PyAny>) {}
    |                                                        ^^^^

error: `pass_module` cannot be used on Python methods
   --> tests/ui/invalid_pymethods.rs:182:12
    |
182 |     #[pyo3(pass_module)]
    |            ^^^^^^^^^^^

error: Python objects are shared, so 'self' cannot be moved out of the Python interpreter.
       Try `&self`, `&mut self, `slf: PyRef<'_, Self>` or `slf: PyRefMut<'_, Self>`.
   --> tests/ui/invalid_pymethods.rs:188:29
    |
188 |     fn method_self_by_value(self) {}
    |                             ^^^^

error: macros cannot be used as items in `#[pymethods]` impl blocks
       = note: this was previously accepted and ignored
   --> tests/ui/invalid_pymethods.rs:197:5
    |
197 |     macro_invocation!();
    |     ^^^^^^^^^^^^^^^^

error[E0277]: the trait bound `i32: From<BoundRef<'_, '_, PyType>>` is not satisfied
  --> tests/ui/invalid_pymethods.rs:46:45
   |
46 |     fn classmethod_wrong_first_argument(_x: i32) -> Self {
   |                                             ^^^ the trait `From<BoundRef<'_, '_, PyType>>` is not implemented for `i32`
   |
   = help: the following other types implement trait `From<T>`:
             <i32 as From<bool>>
             <i32 as From<i8>>
             <i32 as From<i16>>
             <i32 as From<u8>>
             <i32 as From<u16>>
             <i32 as From<NonZeroI32>>
   = note: required for `BoundRef<'_, '_, PyType>` to implement `Into<i32>`