The easiest way in Python date and time to handle timezones is to use the pytz and tzlocal modules. These libraries allows accurate and cross platform timezone calculations. pytz brings the Olson tz database into Python. It also solves the issue of ambiguous times at the end of daylight saving time, which you can read more about in the Python Library Reference (datetime.tzinfo).Before you use it you'll need to install it using −$ pip install pytz tzlocalExampleYou can use the pytz library as follows −from datetime import datetime from pytz import timezone from tzlocal import get_localzone format = "%Y-%m-%d %H:%M:%S ... Read More

The computer's UTC offset is the timezone set on your computer. YOu can get this timezone information using the time module. time.timezone returns UTC offset in seconds.For exampleimport time print(-time.timezone) # India's timezone: +5:30OutputThis will give the output −19800You can also use other workarounds to get the timezone information. You can create datetime objects for UTC and local timezones and subtract them and finally get the difference to find the timezone.For exampleimport time from datetime import datetime ts = time.time() utc_offset = (datetime.fromtimestamp(ts) -               datetime.utcfromtimestamp(ts)).total_seconds()OutputThis will give the output −19800Read More

Whenever you want to add or subtract(apply an offset) to a date/time, use a datetime.datetime(), then add or subtract datetime.timedelta() instances. A timedelta object represents a duration, the difference between two dates or times. The timedelta constructor has the following function signature − datetime.timedelta([days[, seconds[, microseconds[, milliseconds[, minutes[, hours[, weeks]]]]]]]) Note − All arguments are optional and default to 0. Arguments may be ints, longs, or floats, and may be positive or negative. You can read more about it here − https://docs.python.org/2/library/datetime.html#timedelta-objects Example An example of using the timedelta objects and dates − import datetime old_time = datetime.datetime.now() print(old_time) ... Read More

In this article, we will show you how to perform arithmetic operations on a date in Python. Now we see 5 examples for this task− Adding days to a given Date Subtracting days to a given Date Adding Days and Hours to the given date Subtracting months from a current date Adding years for a given date Example 1: Adding days to a given Date Algorithm (Steps) Following are the Algorithm/steps to be followed to perform the desired task − Use the import keyword, to import the datetime module. Enter the date and create a variable to ... Read More

It is very easy to do date and time maths in Python using timedelta objects. Whenever you want to add or subtract to a date/time, use a datetime.datetime(), then add or subtract datetime.timedelta() instances. A timedelta object represents a duration, the difference between two dates or times. The timedelta constructor has the following function signature −datetime.timedelta([days[, seconds[, microseconds[, milliseconds[, minutes[, hours[, weeks]]]]]]])Note: All arguments are optional and default to 0. Arguments may be ints, longs, or floats, and may be positive or negative. You can read more about it here − https://docs.python.org/2/library/datetime.html#timedelta-objectsExampleAn example of using the timedelta objects and dates ... Read More

In this article, we will show you how to write a function to get the time spent in each function using python. Now we see 4 methods to accomplish this task− Now we see 2 methods to accomplish this task− Using time.clock() function Using time.time() function Using time.process_time() function Using datetime.now() function Method 1: Using time.clock() Python's Time module provides a variety of time−related functions. The method time.clock() returns the current processor time as a floating point number expressed in seconds on Unix. The precision depends on that of the C function of the same name, but in ... Read More

In this article, we will discuss various ways to convert time in seconds to H M S format in python. H M S format means Hours: Minutes: Seconds. Using arithmetic operations (Naïve method) In this method, we use mathematic calculations to convert time in seconds to h m s format. Here we take the input from the user in seconds and convert it into the required format. Example In this example, we convert a time in seconds to h m s format. seconds = int(input("Enter the number of seconds:")) seconds = seconds % (24 * 3600) hour = seconds // ... Read More

You can get the current time in milliseconds in Python using the time module. You can get the time in seconds using time.time function(as a floating point value). To convert it to milliseconds, you need to multiply it with 1000 and round it off.  exampleimport time milliseconds = int(round(time.time() * 1000)) print(milliseconds)OutputThis will give the output −1514825676008If you want to convert a datetime object to milliseconds timestamp, you can use the timestamp function then apply the same math as above to get the milliseconds time. exampleimport time from datetime import datetime dt = datetime(2018, 1, 1) milliseconds = int(round(dt.timestamp() * 1000)) print(milliseconds)OutputThis ... Read More

An timestamp is an offset value between a point in time line and the epoch, it's nothing to do with timezone. When it's converted to a human readable string like '%Y-%m-%d %H:%M:%S' that doesn't include any timezone information, python assumes that you want to use local timezone setting.datetime.timestamp() on a naive datetime object calls mktime() internally i.e., the input is interpreted as the local time. Local time definitions may differ between systems.C mktime() may return a wrong result if the local timezone had different utc offset in the past and a historical timezone database is not used.On Unix, when we ... Read More

The ISO 8601 standard defines an internationally recognized format for representing dates and times. ISO 8601 is a date and time format which helps to remove different forms of the day, date, and time conventions across the world. To tackle this uncertainty of various formats ISO sets a format to represent dates "YYYY-MM-DD". For example, May 31, 2022, is represented as 2022-05-31. In this article, we will discuss how to get an ISO 8601 date in string format in python. Using the .isoformat() method The .isoformat() method returns a string of date and time values of a python datetime.date object ... Read More