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@ -84,7 +84,7 @@ Here are all the *strftime* symbols we use to format time. A reference of all th
### String to time using strptime
```py
from datetime import datetime
date_string = "21 June, 2018"
date_string = "5 December, 2019"
print("date_string =", date_string)
date_object = datetime.strptime(date_string, "%d %B, %Y")
print("date_object =", date_object)
@ -127,6 +127,20 @@ b = 10:30:50
c = 10:30:50
d = 10:30:50.200555
### Difference between two datetime
```py
today = date(year=2019, month=12, day=5)
new_year = date(year=2020, month=1, day=1)
time_left_for_newyear = new_year - today
# Time left for new year: 27 days, 0:00:00
print('Time left for new year: ', time_left_for_newyear)
t1 = datetime(year = 2019, month = 12, day = 5, hour = 0, minute = 59, second = 0)
t2 = datetime(year = 2020, month = 1, day = 1, hour = 0, minute = 0, second = 0)
diff = t2 - t1
print('Time left for new year:', diff) # Time left for new year: 26 days, 23: 01: 00
```
### Difference between two dates and times using timedelata
```py
from datetime import timedelta
@ -136,12 +150,17 @@ t3 = t1 - t2
print("t3 =", t3)
```
```sh
date_string = 5 December, 2019
date_object = 2019-12-05 00:00:00
t3 = 86 days, 22:56:50
date_string = 5 December, 2019
date_object = 2019-12-05 00:00:00
t3 = 86 days, 22:56:50
```
## Exercises: Day 16
1. Practice the example. We will use the time when we start projects.
1. Get the current day, month, year, hour, minute and timestamp from time date module
1. Format the current date using in this format: "%m/%d/%Y, %H:%M:%S")
1. Today is 5 December, 2019. Change this time string to time.
1. Calculate the time difference from now to new year.
1. Calculate the time difference between 1 January 1970 and now.
1.
[<< Part 5 ](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme13-15.md) | [Part 7 >>](https://github.com/Asabeneh/30-Days-Of-Python/blob/master/readme19-21.md)
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