tuple and list in python
#to create a tuple you use ( ) :
myTuple = ()
#but to create a list you use [ ] :
myList = []
#tuples cannot be changed while the lists can be modified but Tuples are
#more memory efficient
#Code_Breakertuple and list in python
#to create a tuple you use ( ) :
myTuple = ()
#but to create a list you use [ ] :
myList = []
#tuples cannot be changed while the lists can be modified but Tuples are
#more memory efficient
#Code_Breakerpython list of tuples
#List of Tuples
list_tuples = [('Nagendra',18),('Nitesh',28),('Sathya',29)]
#To print the list of tuples using for loop you can print by unpacking them
for name,age in list_tuples:
print(name,age)
#To print with enumerate--->enumerate is nothing but gives the index of the array.
for index,(name,age) in list_tuples:
#print using fstring
print(f'My name is {name} and age is {age} and index is {index}')
#print using .format
print('My name is {n} and age is {a} and index is {i}'.format(n=name,a=age,i=index))tuples in python
t = 12345, 54321, 'hello!'
print(t[0])
# output 12345
print(t)
# output (12345, 54321, 'hello!')
# Tuples may be nested:
u = t, (1, 2, 3, 4, 5)
print(u)
# output ((12345, 54321, 'hello!'), (1, 2, 3, 4, 5))
# Tuples are immutable:
# assigning value of 12345 to 88888
t[0] = 88888
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
TypeError: 'tuple' object does not support item assignment
# but they can contain mutable objects:
v = ([1, 2, 3], [3, 2, 1])
print(v)
# output ([1, 2, 3], [3, 2, 1])list of tuples python
import string
fhand = open('romeo-full.txt')
counts = dict()
for line in fhand:
line = line.translate(None, string.punctuation)
line = line.lower()
words = line.split()
for word in words:
if word not in counts:
counts[word] = 1
else:
counts[word] += 1
# Sort the dictionary by value
lst = list()
for key, val in counts.items():
lst.append( (val, key) )
lst.sort(reverse=True)
for key, val in lst[:10] :
print key, valtuples in python
strs = ['ccc', 'aaaa', 'd', 'bb'] print sorted(strs, key=len) ## ['d', 'bb', 'ccc', 'aaaa']
#the list will be sorted by the length of each argumenttuple and list in python
#to create a tuple you use ( ) :
myTuple = ()
#but to create a list you use [ ] :
myList = []
#tuples cannot be changed while the lists can be modified but Tuples are
#more memory efficientCopyright © 2021 Codeinu
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