class_docstr: Base class for all Statements
  
  Attributes
  ----------
  stmt_type : StatementType
      the type of this statement - Select or Insert etc
docstr: Returns a deepcopy of the statement.
docstr_tok: ["Returns","a","deepcopy","of","the","statement","."]
code: def copy(self):
      """Returns a deepcopy of the statement."""
      return deepcopy(self)
  
imports: from copy import deepcopy
  from evadb.parser.types import StatementType
label_desc: Use image node_id 5 for calling the AbstractStatement obj's underlying member method code with example usage: obj.copy() and returns: deepcopy