old_contents: """fglib -- Factor Graph Library.
  
  The factor graph library (fglib) is a Python package
  to simulate message passing on factor graphs.
  
  Modules:
      inference: Module for inference algorithms.
      graphs: Module for factor graphs.
      nodes: Module for nodes of factor graphs.
      edges: Module for edges of factor graphs.
      rv: Module for random variables.
      utils: Module for utilities.
  
  """
  
  __all__ = ["inference", "graphs", "nodes", "edges", "rv", "utils"]
  __version__ = "0.2.2"
  
new_contents: """fglib -- Factor Graph Library.
  
  The factor graph library (fglib) is a Python package
  to simulate message passing on factor graphs.
  
  Modules:
      inference: Module for inference algorithms.
      graphs: Module for factor graphs.
      nodes: Module for nodes of factor graphs.
      edges: Module for edges of factor graphs.
      rv: Module for random variables.
      utils: Module for utilities.
  
  """
  
  __all__ = ["inference", "graphs", "nodes", "edges", "rv", "utils"]
  __version__ = "0.2.3"
  
subject: increase version