Python Code Samples

conditional selection with numpy arrays

kishore_kumar | 6 years, 12 months

import numpy as np
ser_arr = np.arange(1,10)
mat1 = ser_arr.reshape(3,3)

numpy python

Finding Character in a String python

durga | 6 years, 2 months

S1=raw_input("enter String")
S2=raw_input("enter character")
S1=S1.upper() #we are changing into u

We can use lower() also, But both the strings should be changed into the same case(upper/lower).

python string in operator

Draw subplots in matplotlib

harika | 6 years, 7 months

import matplotlib.pyplot as plt
plt.figure(1)
plt.subplot(211)

You can see the output in the attached image. If you want to play with plot then set specific prope

python matplotlib

Create a dataframe in pandas with dictionary

harika | 6 years, 7 months

import pandas as pd
name_dataset = pd.DataFrame({
    "city": ["Bangalore", "Hyderabad", "Chennai"

python pandas

Create a dataframe in pandas with lists

harika | 6 years, 7 months

import pandas as pd
data = [['Alex',10],['Bob',12],['Clarke',13]]
df = pd.DataFrame(data,columns=[

python pandas list

convert string to python datetime object

kishore_kumar | 6 years, 1 month

import datetime

st = "2019-08-19 05:40"

python datetime

get date ctime from python datetime

kishore_kumar | 6 years, 2 months

import datetime

today = datetime.date.today()

python datetime

Using python generator for finding factors

kishore_kumar | 6 years, 1 month

def get_factors(num):
    i = 1
    while i * i < num:

python generator factors

How to get number of queries executed in Django orm

kishore_kumar | 5 years, 11 months

from django.db import connection

tasks = Task.objects.all()

python django django-orm

Generate Pie Chart in python using matplotlib

kishore_kumar | 6 years, 10 months

import matplotlib.pyplot as plt

labels = 'Grapes', 'Oranges', 'Mangoes', 'Apples'

python matplotlib

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