code: def merge(self, other):
      return Aesthetic({**self.properties, **other.properties})
  
file_path: hail/hail/python/hail/ggplot/aes.py
imports: from collections.abc import Mapping
  from hail.expr import Expression
  from hail import literal
label_desc: Use image node_id 7 for calling the Aesthetic obj's underlying member method code with example usage: obj.merge(other) and returns: Aesthetic