docstr: Get arrow widths for the edges (directed only).
  
  @return: An array of arrow widths.
docstr_tok: ["Get","arrow","widths","for","the","edges","(","directed","only",")",".","@","return",":","An","array","of","arrow","widths","."]
code: def get_arrow_width(self):
      """Get arrow widths for the edges (directed only).
  
      @return: An array of arrow widths.
      """
      import numpy as np
  
      if self._arrow_widths is None:
          arrow_widths = [0 for x in self.get_paths()]
      else:
          arrow_widths = self._arrow_widths
      return np.array(arrow_widths)
  
imports: from math import atan2, cos, pi, sin
  from igraph.drawing.baseclasses import AbstractEdgeDrawer
  from igraph.drawing.metamagic import AttributeCollectorBase
  from igraph.drawing.matplotlib.utils import find_matplotlib
  from igraph.drawing.utils import get_bezier_control_points_for_curved_edge, FakeModule
label_desc: Use image node_id 14 for calling the EdgeCollection obj's underlying member method code with example usage: obj.get_arrow_width() and returns: np