chainer.utils.type_check.TypeInfoTuple¶

class chainer.utils.type_check.TypeInfoTuple[source]¶

Type information of input/gradient tuples.

It is a sub-class of tuple containing TypeInfo. The i-th element of this object contains type information of the i-th input/gradient data. As each element is Expr, you can easily check its validity.

Methods

count()¶: Return number of occurrences of value.

index()¶

Return first index of value.

Raises ValueError if the value is not present.

size()[source]¶

Returns an expression representing its length.

Returns:	An expression object representing length of the tuple.
Return type:	Expr