/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

1 vote161 views1 answer
How to watermark a video using python
Python
8 votes227 views6 answers
Python fibonacci sequence
Python
1 vote195 views1 answer
Cannot import name 'candlestick2_ohlc
Python
0 vote180 views1 answer
How to factorise
Python
29 votes189 views3 answers
For x in range(1,100, 10): print(x)
Python
2 votes180 views1 answer
Distance matrix in python
Python
1 vote174 views1 answer
How to obtain the content of brackets
Python
0 vote181 views1 answer
Python NameError: name 'io' is not defined
Python
4 votes164 views3 answers
Print bold python
Python
0 vote195 views1 answer
Python try script
Python