old_contents: # -*- coding: utf-8 -*-
  
  """Kernel of Pyslvs.
  
  This kernel can work without GUI.
  
  Modules:
  + Solver:
      + parser
      + tinycadlib
          + Sketch Solve solver
      + triangulation
  + Number synthesis:
      + number
  + Structure Synthesis:
      + atlas
  + Dimensional synthesis:
      + planarlinkage
      + rga
      + firefly
      + de
  
  Dependents:
  + lark-parser
  + pygments (optional: provide highlighting)
  """
  
  __author__ = "Yuan Chang"
  __copyright__ = "Copyright (C) 2016-2018"
  __license__ = "AGPL"
  __email__ = "pyslvs@gmail.com"
  __version__ = (18, 10, 0, 'release')
  
  from .pmks import VPoint, VLink
  from .bfgs import vpoint_solving as bfgs_vpoint_solving
  from .tinycadlib import (
      Coordinate,
      PLAP,
      PLLP,
      PLPP,
      PXY,
      vpoint_dof,
      expr_parser,
      expr_solving,
      data_collecting,
  )
  from .verify import Verification
  from .planarlinkage import Planar
  from .rga import Genetic
  from .firefly import Firefly
  from .de import DiffertialEvolution
  from .number import number_synthesis
  from .graph import Graph
  from .atlas import topo
  from .triangulation import vpoints_configure
  from ._parser import (
      colorNames,
      colorRGB,
      parse_params,
      parse_vpoints,
      HAS_PYGMENTS,
  )
  if HAS_PYGMENTS:
      from ._parser import PMKSLexer
  from .examples import example_list
  
  __all__ = [
      'Genetic',
      'Firefly',
      'DiffertialEvolution',
      'Coordinate',
      'PLAP',
      'PLLP',
      'PLPP',
      'PXY',
      'expr_parser',
      'expr_solving',
      'data_collecting',
      'VPoint',
      'VLink',
      'bfgs_vpoint_solving',
      'Verification',
      'Planar',
      'number_synthesis',
      'topo',
      'Graph',
      'vpoints_configure',
      'vpoint_dof',
      'colorNames',
      'colorRGB',
      'parse_params',
      'parse_vpoints',
      'PMKSLexer',
      'example_list',
  ]
  
new_contents: # -*- coding: utf-8 -*-
  
  """Kernel of Pyslvs.
  
  This kernel can work without GUI.
  
  Modules:
  + Solver:
      + parser
      + tinycadlib
          + Sketch Solve solver
      + triangulation
  + Number synthesis:
      + number
  + Structure Synthesis:
      + atlas
  + Dimensional synthesis:
      + planarlinkage
      + rga
      + firefly
      + de
  
  Dependents:
  + lark-parser
  + pygments (optional: provide highlighting)
  """
  
  __author__ = "Yuan Chang"
  __copyright__ = "Copyright (C) 2016-2018"
  __license__ = "AGPL"
  __email__ = "pyslvs@gmail.com"
  __version__ = (18, 9, 1, 'release')
  
  from .pmks import VPoint, VLink
  from .bfgs import vpoint_solving as bfgs_vpoint_solving
  from .tinycadlib import (
      Coordinate,
      PLAP,
      PLLP,
      PLPP,
      PXY,
      vpoint_dof,
      expr_parser,
      expr_solving,
      data_collecting,
  )
  from .verify import Verification
  from .planarlinkage import Planar
  from .rga import Genetic
  from .firefly import Firefly
  from .de import DiffertialEvolution
  from .number import number_synthesis
  from .graph import Graph
  from .atlas import topo
  from .triangulation import vpoints_configure
  from ._parser import (
      colorNames,
      colorRGB,
      parse_params,
      parse_vpoints,
      HAS_PYGMENTS,
  )
  if HAS_PYGMENTS:
      from ._parser import PMKSLexer
  from .examples import example_list
  
  __all__ = [
      'Genetic',
      'Firefly',
      'DiffertialEvolution',
      'Coordinate',
      'PLAP',
      'PLLP',
      'PLPP',
      'PXY',
      'expr_parser',
      'expr_solving',
      'data_collecting',
      'VPoint',
      'VLink',
      'bfgs_vpoint_solving',
      'Verification',
      'Planar',
      'number_synthesis',
      'topo',
      'Graph',
      'vpoints_configure',
      'vpoint_dof',
      'colorNames',
      'colorRGB',
      'parse_params',
      'parse_vpoints',
      'PMKSLexer',
      'example_list',
  ]
  
subject: Change version 18.10 to 18.09.1.