class_docstr: Jump to n steps immediately. If unsuccessful, takes rest in other direction. 
class_docstr_tok: ["Jump","to","n","steps","immediately",".","If","unsuccessful",",","takes","rest","in","other","direction","."]
code: def prepare_jump(self):
      target = self.currenti + self.nsteps
      self.stepsampler.set_nsteps(target)
  
imports: import numpy
  from numpy.linalg import norm
  import matplotlib.pyplot
  from .samplingpath import angle, extrapolate_ahead
label_desc: Use image node_id 2 for calling the DirectJumper obj's underlying member method code with example usage: obj.prepare_jump() without return types