class_docstr: Roll axis of an array.
class_docstr_tok: ["Roll","axis","of","an","array","."]
code: def check_type_forward(self, in_types):
      type_check._argname(in_types, ("x",))
      x_type = in_types[0]
  
      if self.axis >= 0:
          type_check.expect(x_type.ndim > self.axis)
      else:
          type_check.expect(x_type.ndim > -self.axis - 1)
  
      if self.start >= 0:
          type_check.expect(x_type.ndim >= self.start)
      else:
          type_check.expect(x_type.ndim > -self.start - 1)
  
file_path: chainer/chainer/functions/array/rollaxis.py
imports: import six
  from chainer import backend
  from chainer import function_node
  from chainer.utils import type_check
label_desc: Use image node_id 2 for calling the Rollaxis obj's underlying member method code with example usage: obj.check_type_forward(in_types) without return types