小智 40
from datetime import datetime, timedelta
d = datetime.today() - timedelta(hours=0, minutes=50)
d.strftime('%H:%M %p')
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小智 10
这对我有用:
from datetime import datetime
s1 = '10:04:00'
s2 = '11:03:11' # for example
format = '%H:%M:%S'
time = datetime.strptime(s2, format) - datetime.strptime(s1, format)
print time
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