code: def has_more(self):
      try:
          self.peek()
      except ValueError:
          return False
      else:
          return True
  
imports: import sys
  import numpy
  import six
  from six.moves import cStringIO
  from .compat import optional_dep_ok
label_desc: Use image node_id 6 for calling the PushbackAdapter obj's underlying member method code with example usage: obj.has_more() and returns: True, False