如果你想从另一个角度看:
def remove_keys(mydict):
mydict2 = mydict
keys = ['key1', 'key2', 'key3', 'key4']
for xIndex, x in enumerate(mydict):
for yIndex, y in enumerate(x['c']):
if not all(key in y.keys() for key in keys):
del mydict2[xIndex]['c'][yIndex]
return mydict2
返回带有修改的新词典。
