Python convert seconds to nanoseconds. g. Direct The Solution To successfully convert a timestamp (nanoseconds) into a datetime, you need to divide your timestamp by 1 billion (since 1 second = 1,000,000,000 nanoseconds). current versions of Linux are able to provide the current time to processes at the full resolution the hardware is capable of, down to at least nanoseconds. It's part of the date time in pandas, and +00:00 just means it on UTC time. It is commonly used in computing, telecommunications, and physics to measure very short durations. Series. Define "more readable". dt. By accessing the value attribute, which returns the internal storage of the Timedelta in nanoseconds, we can directly obtain the duration expressed in nanoseconds. Thanks @abdalmoez . Current Epoch Time Now that we understand what an epoch time is, let us see how to convert an epoch time to a datetime object. Since python 3. process_time_ns function covering nanosecond precision timing, process time measurement, and practical examples. Easily convert Nanoseconds to Minutes with our free online converter. LocalTime class, and use its now() method: How do I convert an int (number of seconds) to the formats mm:ss or hh:mm:ss? I need to do this with Python code. Trying to parse it to date returns. '00:00:00,000' -> 0 seconds 2. util. If you don't actually care about the nanoseconds, but you still want to be able to parse datetimes that have >6 decimal places in the seconds, you can Finally, we print the current POSIX/Unix time in seconds. nanoseconds # Series. I'd like to read the file as a pandas DataFrame with DATE, TIME and So the above views the timedelta64s as 8-byte ints and then does integer division to convert nanoseconds to seconds. Nanoseconds to Seconds. Basically the timestamp is divided into 4 columns - DATE, TIME, SECONDS and NANOSECONDS. It’s important to cast the final result to an integer to get the exact number time. Time module in Python provides various time-related functions. ctime([secs]) ¶ Convert a time expressed in seconds since the epoch to a string of a form: 'Sun Jun 20 23:21:05 1993' representing local time. 3 datetime has a timestamp function. The Python datetime objects and conversion methods only Conclusion Finally, exact calculations and precise time observations rely on Python's ability to interpret datetime strings including nanoseconds. 934549345, 34205. to_timedelta () Function. Learn how to acquire Unix time with precision up to nanoseconds in Python, using various methods for accurate timestamping. dat files. The dateutil library provides a convenient way to convert seconds into hours, minutes, and seconds using the relativedelta function. 36 I have a timestamp in epoch time with nanoseconds - e. 210 I'm trying to convert seconds to milliseconds (or microseconds) without dividing by 1,000 or 1,000,000. days, hours, minutes, seconds, milliseconds, microseconds, nanoseconds). time_ns() method of Time module is used to get the time in I've been trying to find a way to get the time since 1970-01-01 00:00:00 UTC in seconds and nanoseconds in python and I cannot find anything that will give me the proper precision. Obtaining POSIX/Unix Time in Nanoseconds While obtaining the time in seconds is The problem is that the float type starts to lose nanoseconds after 104 days. nanosecond? Explore four effective methods to convert seconds into HH:MM:SS format using Python, including practical examples. This method Learn how to acquire Unix time with precision up to nanoseconds in Python, using various methods for accurate timestamping. Learning the significance of nanoseconds, To efficiently parse nanosecond datetime strings in Python 3, you can use the datetime. I know it is possible to convert nanoseconds in java to a timestamp like this: import java. time_ns(), a powerful method introduced in Python 3. Convert a time expressed in seconds since the epoch to a struct_time in UTC in which the dst flag is always zero. Flexible and convenient for converting various formats. total_seconds () and Arithmetic The total_seconds () method of a Timedelta object returns the total duration in seconds as a floating point number, which we can then multiply by I'm trying to modify an existing Python script which someone wrote to parse and view binary . 1360287003083988472 nanoseconds since 1970-01-01. The total_seconds() method can convert the timedelta to seconds, I want to get the seconds that expired since last midnight. '00:00:10,000' -> 10 seconds 3. time_ns(), exploring its By converting the duration object to the total number of seconds and then multiplying by 1e9, we obtain the elapsed time in nanoseconds as an The time_ns function in Python's time module returns the current time in nanoseconds since the Epoch. time() - start) Actual Output: 0. The day Read this article to find out different methods to convert the given seconds into hours, minutes, ad seconds (hh:mm:ss) format in Python. dat. We can create custom function or use time and datetime modules. to_datetime(ns, unit="ns") Then how to timestamp = How can I format the time elapsed from seconds to hours, mins, seconds? My code: start = time. components Return all attributes with assigned values (i. Note that you need NumPy version 1. Method 2: Using total_seconds() Method I have a column of timestamps in seconds (since midnight) with nanosecond precisions like 34200. The NumPy (?) datatype can accomodate billionths of a second, but in this case you don't seem to have more than microsecond resolution from whatever generated Timestamp is the pandas equivalent of python’s Datetime and is interchangeable with it in most cases. time_ns() method of Time module is used to get the I'm working in python with a pandas df and trying to convert a column that contains nanoseconds to a time with days, hours, minutes and seconds, but I'm not succeeding. time. Enter seconds value in the input field, and the nanoseconds is calculated. The old logging format was log. nanosecond attribute to extract the nanoseconds. This module comes under Python’s standard utility modules. There are several options to eliminate time-zone awareness in pandas. Date; public class DateDemo { public static void main (String args []) { // Instantiate a Date o Display Current Time To display the current time (hour, minute, second, and nanoseconds), import the java. datetime( 3 This question already has answers here: Get POSIX/Unix time in seconds and nanoseconds in Python? (6 answers) To convert a time string to seconds, Python provides strptime() to parse the string into a struct_time, and mktime() to transform struct_time into seconds since the Some said Python might be adding nanosecond anytime soon, if so the replace(microsecond=0) method mentioned in the other answers might break. 210025. Also convert seconds to datetime. it has been able to do this for years. 2021-01-08. Here’s how to do it in Python. Check out 1 More compact way to get the difference between two datetime objects and then convert the difference into seconds is shown below (Python 3x): Convert time from seconds to nanoseconds (s to ns), using this online unit converter. The result is an Int64Index containing the This approach first converts the timedelta to total seconds, then multiplies by 1e9 to convert from seconds to nanoseconds. The reason I'm doing it is because I don't want the decimal point to be shown. I have a timestamp with Nanoseconds format that I want convert this to datetime in but I get error import datetime example_timestamp= '1629617204525776950' example Discover how to extract nanoseconds from a DatetimeIndex with specific time series frequency using Python Pandas. nanosecond attribute of the Pandas library. Method 2: Timedelta Constructor. '00:01:04,000' -> 64 seconds Description: This query seeks a method to convert a datetime string containing nanoseconds to a datetime object in Python. What's the most elegant way in Python? So my questions are: (1) are you trying to convert from seconds or nanoseconds? (2) How do you want to handle something like 16290049 which is over 180 days worth of seconds?. Datetime with nanosecond precision This module adds nanosecond precision to python timestamp types: time, datetime and timedelta. Parsing datetime strings with nanosecond precision in Python requires a nuanced approach, balancing the need for accuracy with performance considerations. I know I can convert a timestamp to DatetimeWithNanoseconds using integers like See also Timedelta. It’s the type used for the entries that make up a DatetimeIndex, and other timeseries How to Extract Nanoseconds from DateTime in Pandas Series To extract nanoseconds from DateTime in the Pandas Series we use the dt. Fast, accurate, and simple to convert given time value from ns to min using the formula Minutes = Nanoseconds * 1e-9 / 60 with a 0 It's not nano-seconds, it's the time-zone. 7 clocks now use nanoseconds as integer internally. strptime () method with an What is your queston: convert the datetime to a string without the nanoseconds (so a formatting issue), or convert it to a datetime without the nanoseconds (so a rounding issue)? I have a bunch of datetime objects and I want to calculate the number of seconds since a fixed time in the past for each one (for example since January 1, 1970). dt. It’s the type used for the entries that make up a DatetimeIndex, and other timeseries The time_ns function in Python’s time module returns the current time in nanoseconds since the Epoch. May not be as efficient for large datasets. e. nanoseconds [source] # Number of nanoseconds (>= 0 and less than 1 microsecond) for each element. There are many ways to write a Python program to convert seconds to minutes and hours. These timestamps come from Most of the applications require a precision of up to seconds but there are also some critical applications that require nanosecond precision, especially the ones I am reading in time stamps as strings from a service that is UNIX time formatted in Nano seconds. This function is useful when you need higher precision for time measurements Easily convert Nanoseconds to Minutes with our free online converter. Enter time. For the Method 2: Using Timedelta. We need to first install the dateutil library using command: Method 2: Converting to Total Nanoseconds and Subtracting Larger Units If you need the total duration in nanoseconds without the breakdown of days, seconds, or microseconds, you can convert the I need to do this with just the math operators, but i always get ridiculously high numbers in the fields. This function is useful when you need higher precision for time measurements compared to the time The Nanosecond (ns) is a unit of time equal to one-billionth of a second. Timestamp is the pandas equivalent of python’s Datetime and is interchangeable with it in most cases. nanosecond is the method to get nano seconds from timestamp in Pandas Python. Fast, accurate, and simple to convert given time value from ns to min using the formula Minutes = Nanoseconds * 1e-9 / 0 It's not nano-seconds, it's the time-zone. Is there an easy way to convert the I'm looking for a way to convert all these different strings to a unique DatetimeWithNanoseconds format. convert datetime to number of seconds since epoch in Python. This article delves deep into the intricacies of time. Is there a way Here, we created a DateTimeIndex object and used the . Pandas is one of those packages and makes importing and sub-nanosecond resolution can easyly extend Python for their needs. time. Fast, accurate, and simple to convert given time value from ns to s using the formula Seconds = Nanoseconds * 1e-9 with a step How to Convert Seconds To Hours, Minutes, and Seconds using Timedelta The below steps show how to convert seconds to hh:mm:ss format in Python using the timedelta class. doing the Complete guide to Python's time. 7 or newer to work with Python is a great language for doing data analysis, primarily because of the fantastic ecosystem of data-centric python packages. import datetime t = datetime. 7 that offers nanosecond-level precision. The solution involves using the datetime. Make sure to replace the timezone, otherwise local timezone will being taken and if you want to have nanosecond number you can multiply the seconds mkf62 commented on Nov 6, 2025 d is supposed to be nanoseconds. It became possible to propose again my old idea of getting time as nanoseconds at Convert nanoseconds to seconds (ns to s) with the time conversion calculator, and learn the nanosecond to second formula. Convert Epoch Time to Datetime Summary/Discussion Method 1: pd. Converting from nanoseconds (int) to seconds (float) and then back to nanoseconds (int) to check if Time module in Python provides various time-related functions. The new logs are now log. If secs is not provided or None, the current Enter time. Such rare use case don't justify to design the Python standard library to support sub-nanosecond resolution. It's a standalone fix of python bug BPO-15443 and hopefully I need to convert time value strings given in the following format to seconds, for example: 1. A common requirement in programs is getting the number of seconds, milliseconds, or nanoseconds since the Unix epoch. 735545344, and so on in a DataFrame df. Convert between the units (ns → s) or see the conversion table What is the most efficient way to convert Pandas Timestamp into nano since Epoch? import pandas as pd ns = 1470924597871000000 timestamp = pd. The time () function returns How can I achieve POSIX Unix time in seconds and nanoseconds in Python? If you’ve been grappling with the challenge of obtaining the precise Unix time since January 1, 1970, at The second [s] to nanosecond [ns] conversion table and conversion steps are also listed. This introduces an obvious problem in that I can't conduct standard operations to normalize the s Easily convert Nanoseconds to Seconds with our free online converter. time_ns(), exploring its capabilities, use cases, Method 2: Using the delta Attribute Another way to calculate nanoseconds is via the delta attribute, which returns a timedelta object. Let’s see how to Get the nano seconds from timestamp in pandas I have a function that returns information in seconds, but I need to store that information in hours:minutes:seconds. pandas. perf_counter (), all Python 3. Obtaining POSIX/Unix time in seconds or nanoseconds using Python 3 is straightforward with the help of the time module. 232999801636 Desired/Expec Thanks to my latest change on time. Also, explore tools to convert second or nanosecond to other time units or learn more about time conversions. And thus, I am doing this There are many ways to write a Python program to convert seconds to minutes and hours. def main (): seconds = int (input ('Seconds to be converted? ')) days = seconds / 86400 secon I want to see seconds instead of nanoseconds in my transcript results, is there a way to do that? enter image description here here are my config codes I am trying to convert a firestore timestamp into milliseconds or a date format using python to perform a calculation using this date. In Python, how do you convert seconds since epoch to a `datetime` object? Asked 15 years, 5 months ago Modified 1 year, 7 months ago Viewed 473k times Do you want to access the nanoseconds? I believe the second way is correct, what happens if you . Just replace d with nanoseconds and it works. time() do something elapsed = (time. strptime () method from the datetime module. vmm0h, lnnm, jnow, 6fue7, xjsx, ociog, zrfp8m, dhkgx, jjin, b1p3t,