class_docstr: Manages the set of projections available to the system.
class_docstr_tok: ["Manages","the","set","of","projections","available","to","the","system","."]
docstr: Get a list of the names of all projections currently
  registered.
docstr_tok: ["Get","a","list","of","the","names","of","all","projections","currently","registered","."]
code: def get_projection_names(self):
      """
      Get a list of the names of all projections currently
      registered.
      """
      return sorted(self._all_projection_types)
  
file_path: catboost/contrib/python/matplotlib/py2/matplotlib/projections/__init__.py
imports: from __future__ import absolute_import, division, print_function, unicode_literals
  import six
  from .geo import AitoffAxes, HammerAxes, LambertAxes, MollweideAxes
  from .polar import PolarAxes
  from matplotlib import axes
label_desc: Use image node_id 4 for calling the ProjectionRegistry obj's underlying member method code with example usage: obj.get_projection_names() and returns: sorted