def find_names_in_ast(ast: libsbml.ASTNode,
names: Optional[List[str]] = None) -> List[str]:
"""Find all names in given astnode.
Names are the variables in the formula.
:param ast:
:param names:
:return:
"""
if names is None:
names = []
# name for this node
if ast.getType() == libsbml.AST_NAME:
names.append(ast.getName())
for k in range(ast.getNumChildren()):
ast_child = ast.getChild(k)
find_names_in_ast(ast_child, names)
return names
def ast_info(ast: libsbml.ASTNode) -> None:
"""Print ASTNode information."""
print(ast)
print(ast.getType(), ast.getName())