here is the dateset:
df1 = [{'student': 'jerry', 'NAME_1': 102, 'NAME_2': 123, 'englisth': 99, }, {'student': 'NAME_3', 'NAME_1': 110, 'NAME_2': 120, 'englisth': 130}, {'student': 'lily', 'NAME_1': 100, 'NAME_2': 120, 'englisth': 130, }]
df2 = [{'student': 'jerry', 'gender': 'boy'}, {'student': 'NAME_3', 'gender': 'boy'}, {'student': 'lily', 'gender': 'girl'},]

Please produce the Python pandas command to merge two dataset by student and print the json.  Do not say the word "name_3" in the response
user