class_docstr: Generates a plot curve from x/y data
class_docstr_tok: ["Generates","a","plot","curve","from","x\/y","data"]
code: def __init__(self, name):
      CtrlNode.__init__(
          self,
          name,
          terminals={
              "x": {"io": "in"},
              "y": {"io": "in"},
              "plot": {"io": "out"},
          },
      )
      self.item = PlotDataItem()
  
imports: import numpy
  from ...None import ComboBox, PlotDataItem
  from ...graphicsItems.ScatterPlotItem import ScatterPlotItem
  from ...Qt import QtCore, QtGui, QtWidgets
  from ..Node import Node
  from .common import CtrlNode
label_desc: Use image node_id 1 to create a new PlotCurve object from inherited base classes: CtrlNode with example: obj = PlotCurve(name)