fromgroupdocs.parser.dataimportSizefromgroupdocs.parser.templatesimport(TemplateField,TemplateLinkedPosition,TemplateLinkedPositionEdges,TemplateRegexPosition)# Create a regex template field to find "Invoice Number" textinvoice=TemplateField(TemplateRegexPosition("Invoice Number"),"Invoice")# Create a related template field associated with "Invoice" field and extract the value on the right of itinvoice_number=TemplateField(TemplateLinkedPosition("invoice",Size(100,15),TemplateLinkedPositionEdges(False,False,True,False)),"InvoiceNumber")