Struct pyo3::PyFloat [−][src]
pub struct PyFloat(_);
Represents a Python float
object.
You can usually avoid directly working with this type
by using ToPyObject
and extract
with f32
/f64
.
Methods
impl PyFloat
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impl PyFloat
pub fn new(_py: Python, val: c_double) -> Py<PyFloat>
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pub fn new(_py: Python, val: c_double) -> Py<PyFloat>
Creates a new Python float
object.
pub fn value(&self) -> c_double
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pub fn value(&self) -> c_double
Gets the value of this float.
Trait Implementations
impl<'a> From<&'a PyFloat> for &'a PyObjectRef
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impl<'a> From<&'a PyFloat> for &'a PyObjectRef
impl AsRef<PyObjectRef> for PyFloat
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impl AsRef<PyObjectRef> for PyFloat
fn as_ref(&self) -> &PyObjectRef
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fn as_ref(&self) -> &PyObjectRef
Performs the conversion.
impl PyObjectWithToken for PyFloat
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impl PyObjectWithToken for PyFloat
impl ToPyPointer for PyFloat
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impl ToPyPointer for PyFloat
impl PartialEq for PyFloat
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impl PartialEq for PyFloat
fn eq(&self, o: &PyFloat) -> bool
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fn eq(&self, o: &PyFloat) -> bool
This method tests for self
and other
values to be equal, and is used by ==
. Read more
fn ne(&self, other: &Rhs) -> bool
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fn ne(&self, other: &Rhs) -> bool
This method tests for !=
.
impl PyTypeInfo for PyFloat
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impl PyTypeInfo for PyFloat
type Type = ()
Type of objects to store in PyObject struct
type BaseType = PyObjectRef
Base class
const NAME: &'static str
NAME: &'static str = "PyFloat"
Class name
const SIZE: usize
SIZE: usize = ::std::mem::size_of::<::ffi::PyObject>()
Size of the rust PyObject structure (PyObject + rust structure)
const OFFSET: isize
OFFSET: isize = 0
Type
instance offset inside PyObject structure
unsafe fn type_object() -> &'static mut PyTypeObject
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unsafe fn type_object() -> &'static mut PyTypeObject
PyTypeObject instance for this type
fn is_instance(ptr: *mut PyObject) -> bool
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fn is_instance(ptr: *mut PyObject) -> bool
Check if *mut ffi::PyObject
is instance of this type
const DESCRIPTION: &'static str
DESCRIPTION: &'static str = "\u{0}"
Class doc string
const FLAGS: usize
FLAGS: usize = 0
Type flags (ie PY_TYPE_FLAG_GC, PY_TYPE_FLAG_WEAKREF)
fn is_exact_instance(ptr: *mut PyObject) -> bool
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fn is_exact_instance(ptr: *mut PyObject) -> bool
Check if *mut ffi::PyObject
is exact instance of this type
impl PyTypeObject for PyFloat
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impl PyTypeObject for PyFloat
fn init_type()
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fn init_type()
Initialize type object
fn type_object() -> Py<PyType>
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fn type_object() -> Py<PyType>
Retrieves the type object for this Python object type.
fn create(py: Python) -> PyResult<PyRawObject> where
Self: Sized + PyObjectAlloc<Self> + PyTypeInfo,
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fn create(py: Python) -> PyResult<PyRawObject> where
Self: Sized + PyObjectAlloc<Self> + PyTypeInfo,
Create PyRawObject which can be initialized with rust value
impl ToPyObject for PyFloat
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impl ToPyObject for PyFloat
impl ToBorrowedObject for PyFloat
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impl ToBorrowedObject for PyFloat
fn with_borrowed_ptr<F, R>(&self, _py: Python, f: F) -> R where
F: FnOnce(*mut PyObject) -> R,
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fn with_borrowed_ptr<F, R>(&self, _py: Python, f: F) -> R where
F: FnOnce(*mut PyObject) -> R,
Converts self into a Python object and calls the specified closure on the native FFI pointer underlying the Python object. Read more
impl Debug for PyFloat
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impl Debug for PyFloat
fn fmt(&self, f: &mut Formatter) -> Result<(), Error>
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fn fmt(&self, f: &mut Formatter) -> Result<(), Error>
Formats the value using the given formatter. Read more
impl Display for PyFloat
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impl Display for PyFloat
fn fmt(&self, f: &mut Formatter) -> Result<(), Error>
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fn fmt(&self, f: &mut Formatter) -> Result<(), Error>
Formats the value using the given formatter. Read more
impl<'a> FromPyObject<'a> for &'a PyFloat
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impl<'a> FromPyObject<'a> for &'a PyFloat
fn extract(ob: &'a PyObjectRef) -> PyResult<Self>
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fn extract(ob: &'a PyObjectRef) -> PyResult<Self>
Extracts Self
from the source PyObject
.