muassif
33 lines
1.2 KiB
Python
33 lines
1.2 KiB
Python
# pandastrick1.py
|
|
import pandas as pd
|
|
|
|
weekly_data = {'day':['Monday','Tuesday', 'Wednesday', 'Thursday',
|
|
'Friday', 'Saturday', 'Sunday'],
|
|
'temp':[40, 33, 42, 31, 41, 40, 30],
|
|
'condition':['Sunny','Cloudy','Sunny','Rainy','Sunny',
|
|
'Cloudy','Rainy']
|
|
}
|
|
df = pd.DataFrame(weekly_data)
|
|
|
|
#Replacing a numeric value of 40 with 39 across DF
|
|
df.replace(40,39, inplace=True)
|
|
|
|
#Replacing string Sunny with Sun across DF
|
|
df.replace("Sunny","Sun",inplace=True)
|
|
|
|
#Replacing strings starting with Cl with Cloud across DF
|
|
df.replace(to_replace="^Cl.*",value="Cloud", inplace=True,regex=True)
|
|
|
|
#Replacing Day names using a list across DF
|
|
df.replace(["Monday","Tuesday"],["monday","tuesday"], inplace=True)
|
|
|
|
#Replacing Day names using a single dict across DF
|
|
df.replace({"Wednesday":"wednesday","Thursday":"thursday"}, inplace=True)
|
|
|
|
#Replacing Day names using dict for column and value
|
|
df.replace({"day":"Friday"}, {"day":"friday"}, inplace=True)
|
|
|
|
#Replacing name of two days using dicts for column day
|
|
df.replace({"day":{"Saturday":"saturday", "Sunday":"sunday"},
|
|
"condition":{"Rainy":"Rain"}}, inplace=True)
|
|
print(df) |