Method items

src/objects/dict.rs:117–134

Returns the list of (key,value) pairs in this dictionary.

(&self, py: Python)

    /// Returns the list of (key,value) pairs in this dictionary.
    pub fn items(&self, py: Python) -> Vec<(PyObject, PyObject)> {
        // Note that we don't provide an iterator because
        // PyDict_Next() is unsafe to use when the dictionary might be changed
        // by other python code.
        let mut vec = Vec::with_capacity(self.len(py));
        let mut pos = 0;
        let mut key: *mut ffi::PyObject = ptr::null_mut();
        let mut value: *mut ffi::PyObject = ptr::null_mut();
        unsafe {
            while ffi::PyDict_Next(self.0.as_ptr(), &mut pos, &mut key, &mut value) != 0 {
                vec.push((
                    PyObject::from_borrowed_ptr(py, key),
                    PyObject::from_borrowed_ptr(py, value),
                ));
            }
        }
        vec
    }
}

/// Converts a Rust `HashMap` to a Python `dict`.