12 hr to 24 hour time conversion python code example

Example 1: how to convert a am pm string to 24 hrs time python

a=''
def timeConversion(s):
   if s[-2:] == "AM" :
      if s[:2] == '12':
          a = str('00' + s[2:8])
      else:
          a = s[:-2]
   else:
      if s[:2] == '12':
          a = s[:-2]
      else:
          a = str(int(s[:2]) + 12) + s[2:8]
   return a


s = '11:05:45AM'
result = timeConversion(s)
print(result)

Example 2: how to convert a am pm string to 24 hrs time python

>>> from datetime import *
>>> m2 = '1:35 PM'
>>> m2 = datetime.strptime(m2, '%I:%M %p')
>>> print(m2)
1900-01-01 13:35:00

Example 3: 12 hr to 24 hour time conversion python

time = input().strip()
h, m, s = map(int, time[:-2].split(':'))
p = time[-2:]
h = h % 12 + (p.upper() == 'PM') * 12
print(('%02d:%02d:%02d') % (h, m, s))

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