dataDictionary

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id: py-dataDictionary

dataDictionary

const dataDictionary: DataDictionary

Global instance providing access to your project's data dictionary structures. Use it to navigate types and create new messages.

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At a Glance

# Navigate to a type
detail_type = dataDictionary.type.MyFormat.Detail

# Create a message from a data dictionary structure
new_message = dataDictionary.createMessage(dataDictionary.type.MyCorp.MyStructure.Record)

# Populate and emit
new_message.data.HEADER.RECORD_TYPE = 'HDR'
new_message.data.HEADER.TIMESTAMP = datetime.now()
stream.emit(new_message, OUTPUT_PORT)

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Key Points

Scope	Globally available in all script-based processors
Read-only	The structure itself cannot be modified at runtime
Dynamic	dataDictionary.type.* reflects your project's specific configuration

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See Also

• DataDictionary — Full class reference
• Message — Working with messages