text: """Expand the shape of an array."""
  from __future__ import annotations
  import numpy
  import numpoly
  
  from ..baseclass import ndpoly, PolyLike
  from ..dispatch import implements
  
  
  @implements(numpy.expand_dims)
  def expand_dims(a: PolyLike, axis: int) -> ndpoly:
      """
      Expand the shape of an array.
  
      Insert a new axis that will appear at the `axis` position in the expanded
      array shape.
  
      Args:
          a:
              Input array.
          axis:
              Position in the expanded axes where the new axis is placed.
  
      Returns:
          View of `a` with the number of dimensions increased by one.
  
      Examples:
          >>> poly = numpoly.variable(2)
          >>> numpoly.expand_dims(poly, axis=0)
          polynomial([[q0, q1]])
          >>> numpoly.expand_dims(poly, axis=1)
          polynomial([[q0],
                      [q1]])
  
      """
      a = numpoly.aspolynomial(a)
      out = numpy.expand_dims(a.values, axis=axis)
      return numpoly.polynomial(out, names=a.indeterminants)
  