class_docstr: Web Feature Service (WFS) retrieval for Cartopy.
class_docstr_tok: ["Web","Feature","Service","(","WFS",")","retrieval","for","Cartopy","."]
docstr: Return whether `node` contains (at any sub-level), a node with name
  equal to `find_str`.
docstr_tok: ["Return","whether","`","node","`","contains","(","at","any","sub-level",")",",","a","node","with","name","equal","to","`","find_str","`","."]
code: def _node_has_child(node, find_str):
      """
      Return whether `node` contains (at any sub-level), a node with name
      equal to `find_str`.
  
      """
      element = node.find(find_str)
      return element is not None
  
imports: import collections
  import io
  import math
  from urllib.parse import urlparse
  import warnings
  import weakref
  from xml.etree import ElementTree
  import numpy
  from PIL import Image
  import shapely.geometry
  import cartopy.crs
  from cartopy.img_transform import warp_array
  from cartopy.io import LocatedImage, RasterSource
label_desc: Use image node_id 6 for calling the WFSGeometrySource obj's underlying member method code with example usage: obj._node_has_child(node, find_str) and returns: unknown