词典列表:data=[{'a':{'l':'Apple','b':'Milk','d':'Meatball'},'b':{'favourite':'coke','dislike':'juice'}},{'a':{'l':'Apple1','b':'Milk1','d':'Meatball2'},'b':{'favourite':'coke2','dislike':'juice3'}},...]我需要加入所有嵌套字典以达到预期的输出:[{'d':'Meatball','b':'Milk','l':'Apple','dislike':'juice','favourite':'coke'},

词典列表:data=[{'a':{'l':'Apple','b':'Milk','d':'Meatball'},'b':{'favourite':'coke','dislike':'juice'}},{'a':{'l':'Apple1','b':'Milk1','d':'Meatball2'},'b':{'favourite':'coke2','dislike':'juice3'}},...]我需要加入所有嵌套字典以达到预期的输出:[{'d':'Meatball','b':'Milk','l':'Apple','dislike':'juice','favourite':'coke'},