Enum RType 

#[repr(u8)]
pub enum RType {
    Mbp0 = 0,
    Mbp1 = 1,
    Mbp10 = 10,
    OhlcvDeprecated = 17,
    Ohlcv1S = 32,
    Ohlcv1M = 33,
    Ohlcv1H = 34,
    Ohlcv1D = 35,
    OhlcvEod = 36,
    Status = 18,
    InstrumentDef = 19,
    Imbalance = 20,
    Error = 21,
    SymbolMapping = 22,
    System = 23,
    Statistics = 24,
    Mbo = 160,
    Cmbp1 = 177,
    Cbbo1S = 192,
    Cbbo1M = 193,
    Tcbbo = 194,
    Bbo1S = 195,
    Bbo1M = 196,
}

A record type, i.e. a sentinel for different types implementing HasRType.

Use in RecordHeader to indicate the type of record, which is useful when working with DBN streams containing multiple record types.

Variants

Mbp0 = 0

Denotes a market-by-price record with a book depth of 0 (used for the Trades schema).

Mbp1 = 1

Denotes a market-by-price record with a book depth of 1 (also used for the Tbbo schema).

Mbp10 = 10

Denotes a market-by-price record with a book depth of 10.

OhlcvDeprecated = 17

👎Deprecated since 0.3.3: Separated into separate rtypes for each OHLCV schema.

Denotes an open, high, low, close, and volume record at an unspecified cadence.

Ohlcv1S = 32

Denotes an open, high, low, close, and volume record at a 1-second cadence.

Ohlcv1M = 33

Denotes an open, high, low, close, and volume record at a 1-minute cadence.

Ohlcv1H = 34

Denotes an open, high, low, close, and volume record at an hourly cadence.

Ohlcv1D = 35

Denotes an open, high, low, close, and volume record at a daily cadence based on the UTC date.

OhlcvEod = 36

Denotes an open, high, low, close, and volume record at a daily cadence based on the end of the trading session.

Status = 18

Denotes an exchange status record.

InstrumentDef = 19

Denotes an instrument definition record.

Imbalance = 20

Denotes an order imbalance record.

Error = 21

Denotes an error from gateway.

SymbolMapping = 22

Denotes a symbol mapping record.

System = 23

Denotes a non-error message from the gateway. Also used for heartbeats.

Statistics = 24

Denotes a statistics record from the publisher (not calculated by Databento).

Mbo = 160

Denotes a market-by-order record.

Cmbp1 = 177

Denotes a consolidated best bid and offer record.

Cbbo1S = 192

Denotes a consolidated best bid and offer record subsampled on a one-second interval.

Cbbo1M = 193

Denotes a consolidated best bid and offer record subsampled on a one-minute interval.

Tcbbo = 194

Denotes a consolidated best bid and offer trade record containing the consolidated BBO before the trade

Bbo1S = 195

Denotes a best bid and offer record subsampled on a one-second interval.

Bbo1M = 196

Denotes a best bid and offer record subsampled on a one-minute interval.

Implementations

impl RType

pub fn try_into_schema(rtype: u8) -> Option<Schema>

Tries to convert the given rtype to a Schema.

Returns None if there’s no corresponding Schema for the given rtype or in the case of OHLCV_DEPRECATED, it doesn’t map to a single Schema.

pub const fn interval(self) -> Option<Duration>

Returns the interval associated with the RType if it’s a subsampled record type, otherwise None.

impl RType

pub const fn as_str(&self) -> &'static str

Converts the RType to its str representation.

Trait Implementations

impl AsRef<str> for RType

fn as_ref(&self) -> &str

Converts this type into a shared reference of the (usually inferred) input type.

impl Clone for RType

fn clone(&self) -> RType

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for RType

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for RType

Available on crate feature serde only.

fn deserialize<D: Deserializer<'de>>(deserializer: D) -> Result<Self, D::Error>

Deserialize this value from the given Serde deserializer.

impl Display for RType

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl From<RType> for u8

fn from(enum_value: RType) -> Self

Converts to this type from the input type.

impl From<Schema> for RType

Get the corresponding rtype for the given schema.

fn from(schema: Schema) -> Self

Converts to this type from the input type.

impl FromStr for RType

type Err = Error

The associated error which can be returned from parsing.

fn from_str(s: &str) -> Result<Self, Self::Err>

Parses a string s to return a value of this type.

impl Hash for RType

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl IntoEnumIterator for RType

type Iterator = RTypeIter

fn iter() -> RTypeIter

impl<'py> IntoPyObject<'py> for RType

type Target = RType

The Python output type

type Output = Bound<'py, <RType as IntoPyObject<'py>>::Target>

The smart pointer type to use.

type Error = PyErr

The type returned in the event of a conversion error.

fn into_pyobject( self, py: Python<'py>, ) -> Result<<Self as IntoPyObject<'_>>::Output, <Self as IntoPyObject<'_>>::Error>

Performs the conversion.

impl Ord for RType

fn cmp(&self, other: &RType) -> Ordering

This method returns an Ordering between self and other.

fn max(self, other: Self) -> Self

where Self: Sized,

Compares and returns the maximum of two values.

fn min(self, other: Self) -> Self

where Self: Sized,

Compares and returns the minimum of two values.

fn clamp(self, min: Self, max: Self) -> Self

where Self: Sized,

Restrict a value to a certain interval.

impl PartialEq for RType

fn eq(&self, other: &RType) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl PartialOrd for RType

fn partial_cmp(&self, other: &RType) -> Option<Ordering>

This method returns an ordering between self and other values if one exists.

fn lt(&self, other: &Rhs) -> bool

Tests less than (for self and other) and is used by the < operator.

fn le(&self, other: &Rhs) -> bool

Tests less than or equal to (for self and other) and is used by the <= operator.

fn gt(&self, other: &Rhs) -> bool

Tests greater than (for self and other) and is used by the > operator.

fn ge(&self, other: &Rhs) -> bool

Tests greater than or equal to (for self and other) and is used by the >= operator.

impl PyClass for RType

type Frozen = False

Whether the pyclass is frozen.

impl PyClassImpl for RType

const IS_BASETYPE: bool = false

#[pyclass(subclass)]

const IS_SUBCLASS: bool = false

#[pyclass(extends=…)]

const IS_MAPPING: bool = false

#[pyclass(mapping)]

const IS_SEQUENCE: bool = false

#[pyclass(sequence)]

const IS_IMMUTABLE_TYPE: bool = false

#[pyclass(immutable_type)]

const RAW_DOC: &'static CStr = /// A [record type](https://databento.com/docs/standards-and-conventions/common-fields-enums-types), /// i.e. a sentinel for different types implementing [`HasRType`](crate::record::HasRType). /// /// Use in [`RecordHeader`](crate::RecordHeader) to indicate the type of record, /// which is useful when working with DBN streams containing multiple record types.

Docstring for the class provided on the struct or enum.

const DOC: &'static CStr

Fully rendered class doc, including the text_signature if a constructor is defined.

type BaseType = PyAny

Base class

type ThreadChecker = SendablePyClass<RType>

This handles following two situations:

type PyClassMutability = <<PyAny as PyClassBaseType>::PyClassMutability as PyClassMutability>::MutableChild

Immutable or mutable

type Dict = PyClassDummySlot

Specify this class has #[pyclass(dict)] or not.

type WeakRef = PyClassDummySlot

Specify this class has #[pyclass(weakref)] or not.

type BaseNativeType = PyAny

The closest native ancestor. This is PyAny by default, and when you declare #[pyclass(extends=PyDict)], it’s PyDict.

fn items_iter() -> PyClassItemsIter

fn lazy_type_object() -> &'static LazyTypeObject<Self>

fn dict_offset() -> Option<isize>

fn weaklist_offset() -> Option<isize>

impl PyClassNewTextSignature for RType

Available on crate feature python only.

const TEXT_SIGNATURE: &'static str = "(value)"

impl PyClass__eq__SlotFragment<RType> for PyClassImplCollector<RType>

Available on crate feature python only.

unsafe fn __eq__( self, py: Python<'_>, _raw_slf: *mut PyObject, arg0: *mut PyObject, ) -> PyResult<*mut PyObject>

Safety: _slf and _other must be valid non-null Python objects

impl PyMethods<RType> for PyClassImplCollector<RType>

Available on crate feature python only.

fn py_methods(self) -> &'static PyClassItems

impl PyTypeInfo for RType

const NAME: &'static str = "RType"

Class name.

const MODULE: Option<&'static str>

Module name, if any.

fn type_object_raw(py: Python<'_>) -> *mut PyTypeObject

Returns the PyTypeObject instance for this type.

fn type_object(py: Python<'_>) -> Bound<'_, PyType>

Returns the safe abstraction over the type object.

fn is_type_of(object: &Bound<'_, PyAny>) -> bool

Checks if object is an instance of this type or a subclass of this type.

fn is_exact_type_of(object: &Bound<'_, PyAny>) -> bool

Checks if object is an instance of this type.

impl Serialize for RType

Available on crate feature serde only.

fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>

where S: Serializer,

Serialize this value into the given Serde serializer.

impl TryFrom<u8> for RType

type Error = TryFromPrimitiveError<RType>

The type returned in the event of a conversion error.

fn try_from(number: u8) -> Result<Self, TryFromPrimitiveError<Self>>

Performs the conversion.

impl TryFromPrimitive for RType

const NAME: &'static str = "RType"

type Primitive = u8

type Error = TryFromPrimitiveError<RType>

fn try_from_primitive( number: Self::Primitive, ) -> Result<Self, TryFromPrimitiveError<Self>>

impl WritePyRepr for RType

Available on crate feature python only.

fn write_py_repr(&self, s: &mut String) -> Result

Writes a Python-style string representation to s.

const SHOULD_FLATTEN: bool = false

Whether this type’s fields should be flattened into the parent repr.

impl Copy for RType

impl Eq for RType

impl ExtractPyClassWithClone for RType

impl StructuralPartialEq for RType