code: def find_integrator(name):
      for cl in IntegratorBase.integrator_classes:
          if re.match(name, cl.__name__, re.I):
              return cl
      return None
  
imports: import re
  import warnings
  from numpy import asarray, array, zeros, isscalar, real, imag, vstack
  from .None import vode
  from .None import _dop
  from .None import lsoda
label_desc: Use image node_id 2 for calling a global function with example usage: find_integrator(name) and returns: None, cl