vereperrot

def get_formatted_name(first_name,last_name):
    """return full name"""
    full_name=first_name+' '+last_name
    return full_name.title()
def print_full_name():
    while True:
        print("\nPlease tell me your name:")
        print("(enter 'q' at any time to quit)")
        f_name=input("First name:")
        if f_name=='q':

vereperrot

def build_person(first_name,last_name,age=''):
    """return a dictionary, its about a person's information"""
    person={'first':first_name,'last':last_name}
    if age:
        person['age']=age
    return person
musician=build_person('jimi','hendrix',age=27)
print(musician)
"""
OUTPUT:

vereperrot

def describe_city(city,country="Taiwan"):
    if city is "Tainan" or city is "Taipei":
        print("\n "+city+" is in "+country)
    else:
        print("\n "+city+" is not in "+country)
describe_city(city="Tainan")
describe_city(city="Taipei")
describe_city(city="New York")
"""
OUTPUT:

vereperrot

def make_shirt(size,text="I love Python"):
    print("\n The shirt size is "+size+".")
    print("\n The shirt text is "+text+".")
make_shirt(size="big")
make_shirt(size="medium",text="Python is good")
"""
OUTPUT:
 The shirt size is big.

 The shirt text is I love Python.

vereperrot

def describe_pet(pet_name,animal_type='dog'):
    """show pet information"""
    text="\n I have a "+animal_type+"."
    text+="\n My "+animal_type+"'s name is "+pet_name.title()+"."
    print(text)
    return text
describe_pet(pet_name="harry")
"""
OUTPUT:
 I have a dog.

vereperrot

import cv2

cv2.namedWindow("preview")
vc = cv2.VideoCapture(0)

if vc.isOpened(): # try to get the first frame
    rval, frame = vc.read()
else:
    rval = False

vereperrot

# https://stackoverflow.com/questions/4440516/in-python-is-there-an-elegant-way-to-print-a-list-in-a-custom-format-without-ex
lst = [[1, 2],[ 3,4]]
>>> print('\n'.join('{}: {}'.format(*k) for k in enumerate(lst)))
0: [1, 2]
1: [ 3,4]

vereperrot

#https://stackoverflow.com/questions/12934190/is-there-a-short-contains-function-for-lists
if myItem in list:
    # do something
#Also, inverse operator:

if myItem not in list:
    # do something

vereperrot

# python 3
# https://stackabuse.com/getting-user-input-in-python/
# https://www.geeksforgeeks.org/python-output-formatting/
txt = input("Type something to test this out: ")
print("Is this what you just said? %s"%( txt))

vereperrot

# https://stackoverflow.com/questions/33650974/opencv-python-read-specific-frame-using-videocapture
import numpy as np
import cv2
cap = cv2.VideoCapture(video_name) #video_name is the video being called
cap.set(1,frame_no); # Where frame_no is the frame you want
ret, frame = cap.read() # Read the frame
cv2.imshow('window_name', frame) # show frame on window
#If you want to hold the window, until you press exit:

while True: