The protobuf wire format uses the Variant class to determine how to transmit a single piece of data. May be used by other formats; see Protocol Buffers Encoding for more information.

Variant is provided by the protorpc.messages module.

Variant has the following values:

BOOL

Boolean value (True or False)

BYTES

String of 8-bit bytes.

DOUBLE

64-bit floating point number.

ENUM

Enum value (an integer).

FLOAT

32-bit floating point number.

INT32

32-bit signed integer.

INT64

64-bit signed integer.

MESSAGE

Embedded message as byte string.

SINT32

32-bit signed integer. Uses ZigZag encoding.

SINT64

64-bit signed integer. Uses ZigZag encoding.

STRING

String of UTF-8-encoded text.

UINT32

32-bit unsigned integer.

UINT64

64-bit unsigned integer.

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