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Showing posts with the label Date

Keep A Datetime.date In 'yyyy-mm-dd' Format When Using Flask's Jsonify

For some reason, the jsonify function is converting my datetime.date to what appears to be an HTTP … Read more Keep A Datetime.date In 'yyyy-mm-dd' Format When Using Flask's Jsonify

Column "date" Cannot Be Cast Automatically To Type Timestamp With Time Zone Django/postgres

There were a date charfield , when I saved date as string before. But now I changed the field from … Read more Column "date" Cannot Be Cast Automatically To Type Timestamp With Time Zone Django/postgres

Python Regular Expression Date Formate

Trying to write a RE to recognize date format mm/dd in Python reg = '((1[0-2])|(0?[1-9]))/((1[0… Read more Python Regular Expression Date Formate

Correct Way To Use A Default Date In A Django Model

I have two models, both of which have a date field defaulting to the current date, whatever that ma… Read more Correct Way To Use A Default Date In A Django Model

How To Get The Last Day Of The Month From A Given Date

I have a column of dates in my dataframe and I'd like to get the last day of the month from the… Read more How To Get The Last Day Of The Month From A Given Date

What Is The Range Of Valid Dates For The Datetime Module?

I'm playing with the Python datetime module. I'm using it to determine the day of the week … Read more What Is The Range Of Valid Dates For The Datetime Module?

How To Get Missing Date In Columns Using Python Pandas

I have following data frame in which i want to get missing date along with its keys in pandas. … Read more How To Get Missing Date In Columns Using Python Pandas

Check If A Date Column Is In A Range Of Dates - Pandas

I have to check if a date column is in a range. In particular I have to check if it is included in … Read more Check If A Date Column Is In A Range Of Dates - Pandas

Timestamp Subtraction Must Have The Same Timezones Or No Timezones

I've parsed a number of date times and have converted them into different time zones. However, … Read more Timestamp Subtraction Must Have The Same Timezones Or No Timezones

How To Install Nltk_contrib In Anaconda

The google search for ' how to install nltk_contrib' returns the GITHub link as well as a l… Read more How To Install Nltk_contrib In Anaconda

How Do I Find The Next 7am In A Timezone

current_datetime = datetime.now(tz) next_hour = datetime(current_datetime.year, current_datetime.mo… Read more How Do I Find The Next 7am In A Timezone

How To Extract Data From Previous 2 Years Based On Particular Date In Python?

I have a csv file consisting of last 3 years of timeseries monthly data. Based on today's date,… Read more How To Extract Data From Previous 2 Years Based On Particular Date In Python?

Date Time Pass Value From Python To Mysql

I kept having sql syntax error.. what am I missing in here in order to pull data by day. Here's… Read more Date Time Pass Value From Python To Mysql

How To Join 2 Dataframe On Year And Month In Pandas?

I have 2 dataframe and I want to join them on the basis of month and year from a date without creat… Read more How To Join 2 Dataframe On Year And Month In Pandas?

Get Week Start Date (monday) From A Date Column In Python (pandas)?

I have seen a lot of posts about how you can do it with a date string but I am trying something for… Read more Get Week Start Date (monday) From A Date Column In Python (pandas)?

Get System Time W/timezone In Django Bypassing Default Timezone

As long as I'm using plain ol' Python shell, the datetime.datetime.now() command works fine… Read more Get System Time W/timezone In Django Bypassing Default Timezone

How To Shift Dates In A Pandas Dataframe (add X Months)?

I have a dataframe with columns of dates. I know how to shift dates by a fixed number of months (eg… Read more How To Shift Dates In A Pandas Dataframe (add X Months)?

How To Check If Date Is In A List Of Date Strings?

This will always print false. How can I check if the date is in the array and print the proper thin… Read more How To Check If Date Is In A List Of Date Strings?

Pandas Row Analysis For Consecutive Dates

Following a 'chain' of rows and counting the consecutive months from a CSV file. Currently … Read more Pandas Row Analysis For Consecutive Dates

How To Work Around Python Pandas Dataframe's "out Of Bounds Nanosecond Timestamp" Error?

The following code throws an 'Out of bounds nanosecond timestamp: 1452-04-15 00:00:00 ' err… Read more How To Work Around Python Pandas Dataframe's "out Of Bounds Nanosecond Timestamp" Error?