/Python/Convert birth date column to age pandas

Convert birth date column to age pandas

Convert birth date to age pandas

(pd.to_datetime('today').year-pd.to_datetime('1956-07-01').year)

Out[83]: 61

Source: stackoverflow.com

Convert birth date column to age pandas

import datetime as DT
import io
import numpy as np
import pandas as pd

pd.options.mode.chained_assignment = 'warn'

content = '''     ssno        lname         fname    pos_title             ser  gender  dob 
0    23456789    PLILEY     JODY        BUDG ANAL             0560  F      031871 
1    987654321   NOEL       HEATHER     PRTG SRVCS SPECLST    1654  F      120852
2    234567891   SONJU      LAURIE      SUPVY CONTR SPECLST   1102  F      010999
3    345678912   MANNING    CYNTHIA     SOC SCNTST            0101  F      081692
4    456789123   NAUERTZ    ELIZABETH   OFF AUTOMATION ASST   0326  F      031387'''

df = pd.read_csv(io.StringIO(content), sep='\s{2,}')
df['dob'] = df['dob'].apply('{:06}'.format)

now = pd.Timestamp('now')
df['dob'] = pd.to_datetime(df['dob'], format='%m%d%y')    # 1
df['dob'] = df['dob'].where(df['dob'] < now, df['dob'] -  np.timedelta64(100, 'Y'))   # 2
df['age'] = (now - df['dob']).astype('<m8[Y]')    # 3
print(df)

Source: stackoverflow.com

Similar codes

0 vote123 views1 answer
Install apriori package python
Python
0 vote151 views1 answer
Discord pycord add a URL button in a subclassed view
Python
0 vote124 views1 answer
How to select all but last columns in python
Python
0 vote146 views1 answer
How to use django-rest-framework-datatables
Python Django
0 vote130 views1 answer
Mechanize python #11
Python
15 votes126 views5 answers
How to convert dataframe to list in python
Python
2 votes139 views2 answers
Python random dictionary
Python
1 vote141 views2 answers
Check db calls django
Python Django
0 vote116 views5 answers
Convert c++ code to python
Python
0 vote121 views1 answer
Iterating over lines in a file
Python