pub struct AttrMetadata {
    pub list_size: Option<i64>,
    pub attr_type: AttrType,
    pub total_size: i64,
}
Expand description

AttrMetadata describes the value of an attribute on an operation.

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§list_size: Option<i64>

Length of the list, or None if the attribute is not a list.

§attr_type: AttrType

Type of elements of the list if the attribute is a list. Type of the single value stored in the attribute if not a list.

§total_size: i64

Total size the attribute value. The units of total_size depend on list_size and attr_type.

  1. If attr_type == AttrType::String and list_size == None then total_size is the byte size of the string valued attribute.
  2. If attr_type == AttrType::String and list_size == Some(_) then total_size is the cumulative byte size of all the strings in the list.
  3. If attr_type == AttrType::Shape and list_size == None then total_size is the number of dimensions of the shape valued attribute, or -1 if its rank is unknown.
  4. If attr_type == AttrType::SHAPE and list_size == Some(_) then total_size is the cumulative number of dimensions of all shapes in the list.
  5. Otherwise, total_size is undefined.

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impl Clone for AttrMetadata

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fn clone(&self) -> AttrMetadata

Returns a copy of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for AttrMetadata

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

Formats the value using the given formatter. Read more
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impl Copy for AttrMetadata

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impl<T> Any for Twhere T: 'static + ?Sized,

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for Twhere T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for Twhere T: ?Sized,

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fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T, U> Into<U> for Twhere U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> ToOwned for Twhere T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for Twhere U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for Twhere U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.