parameters: (self, extension)
return_statement: return set(self.graph.descendants(extension))
docstring: Returns a set of the dependencies of an extension.
             Throws an exception if the extension is not in the graph.
docstring_summary: Returns a set of the dependencies of an extension.
             Throws an exception if the extension is not in the graph.
docstring_tokens: Returns a set of the dependencies of an extension . Throws an exception if the extension is not in the graph .
function: def children(self, extension):
          """Returns a set of the dependencies of an extension.
             Throws an exception if the extension is not in the graph."""
  
          if extension not in self.allExts:
              raise Exception(f'Extension {extension} not found in XML!')
  
          return set(self.graph.descendants(extension))
function_tokens: def children ( self , extension ) : if extension not in self . allExts : raise Exception ( f'Extension {extension} not found in XML!' ) return set ( self . graph . descendants ( extension ) )