Python NumPy: DateTime Exercises, Practice, Solution

Last update on August 17 2018 12:33:11 (UTC/GMT +8 hours)

Python NumPy DateTime [7 exercises with solution]

[An editor is available at the bottom of the page to write and execute the scripts.]

1. Write a Python program to display all the dates for the month of March, 2017. Go to the editor
Expected Output:
March, 2017
['2017-03-01' '2017-03-02' '2017-03-03' '2017-03-04' '2017-03-05'
'2017-03-06' '2017-03-07' '2017-03-08' '2017-03-09' '2017-03-10'
'2017-03-11' '2017-03-12' '2017-03-13' '2017-03-14' '2017-03-15'
'2017-03-16' '2017-03-17' '2017-03-18' '2017-03-19' '2017-03-20'
'2017-03-21' '2017-03-22' '2017-03-23' '2017-03-24' '2017-03-25'
'2017-03-26' '2017-03-27' '2017-03-28' '2017-03-29' '2017-03-30'
'2017-03-31']
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2. Write a Python program to get the dates of yesterday, today and tomorrow. Go to the editor
Sample Output:
Yestraday: 2017-03-24
Today: 2017-03-25
Tomorrow: 2017-03-26
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3. Write a Python program to count the number of days of specific month. Go to the editor
Expected Output:
Number of days, February, 2016:
29 days
Number of days, February, 2017:
28 days
Number of days, February, 2018:
28 days
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4. Write a Python program to create 24 python datetime.datetime objects (single object for every hour), and then put it in a numpy array. Go to the editor
Expected Output:
[datetime.datetime(2000, 1, 1, 0, 0) datetime.datetime(2000, 1, 1, 1, 0)
datetime.datetime(2000, 1, 1, 2, 0) datetime.datetime(2000, 1, 1, 3, 0)
datetime.datetime(2000, 1, 1, 4, 0) datetime.datetime(2000, 1, 1, 5, 0)
datetime.datetime(2000, 1, 1, 6, 0) datetime.datetime(2000, 1, 1, 7, 0)
datetime.datetime(2000, 1, 1, 8, 0) datetime.datetime(2000, 1, 1, 9, 0)
datetime.datetime(2000, 1, 1, 10, 0) datetime.datetime(2000, 1, 1, 11, 0)
datetime.datetime(2000, 1, 1, 12, 0) datetime.datetime(2000, 1, 1, 13, 0)
datetime.datetime(2000, 1, 1, 14, 0) datetime.datetime(2000, 1, 1, 15, 0)
datetime.datetime(2000, 1, 1, 16, 0) datetime.datetime(2000, 1, 1, 17, 0)
datetime.datetime(2000, 1, 1, 18, 0) datetime.datetime(2000, 1, 1, 19, 0)
datetime.datetime(2000, 1, 1, 20, 0) datetime.datetime(2000, 1, 1, 21, 0)
datetime.datetime(2000, 1, 1, 22, 0) datetime.datetime(2000, 1, 1, 23, 0)]
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5. Write a Python program to find the first Monday in May 2017. Go to the editor
Expected Output:
First Monday in May 2017:
2017-05-01
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6. Write a Python program to find the number of weekdays in March 2017. Go to the editor
Note: "busday" default of Monday through Friday being valid days.
Sample Output:
Number of weekdays in March 2017:
23
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7. Write a Python program to convert numpy datetime64 to Timestamp. Go to the editor
Sample output:
Current date:
2017-04-01 08:01:12.722055
Timestamp:
1491033672.72
UTC from Timestamp:
2017-04-01 08:01:12.722055
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Python Code Editor:

More to Come !

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