Iterate Over a Set in Python

Introduction:

In this tutorial, we are learning to iterate over a set in Python. In Python, the Set is a collection of data types that are unordered, iterable, mutable, and have no equivalent elements. It is the unordered collection of unequal objects. This can be done by enclosing all elements in curly brackets. We can also use the type casting in the word "set" to create a set. There are many methods to iterate over a set. Some of these methods provide faster completion times than other methods. Some of these methods include iterations using for or while loops, comprehensions, iterators, and variations. Let us look at all the different ways to iterate over a set in Python.

To explain how each method or process works, the time for each set is calculated 10 times to give a rough estimate of the time it takes for each process to repeat a set. random.seed(20) is added to each script to set the random number generated each time the program runs. Using continuous seeding can help us determine which algorithm is best for randomization.

Method 1: Iterating over a set by using the simple for loop in Python

Program code 1:

Here we give a program code for iterating over a set by using the simple for loop in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 p n a j o I V T t 

Program code 2:

Here we give another program code for iterating over a set by using the simple for loop in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0.11403867299986814 0.18950497800005905 0.10409295399995244 0.10285422400011157 0.11232927199989717 0.1062233429997832 0.10807072300030995 0.10086134399989533 0.2280989750001936 0.10528525300014735 

Method 2: Iterating over a set by using the enumerated for loop in Python

Program code 1:

Here, we give a program code for iterating over a set by using the enumerated for loop in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0 p 1 I 2 t 3 a 4 n 5 T 6 V 7 j 8 o 

Program code 2:

Here, we give another program code for iterating over a set by using the enumerated for loop in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0.19005843900004038 0.19073062799998297 0.27357256200002666 0.18275223899991033 0.2909469009996428 0.26215460299999904 0.20091521799986367 0.2608298739996826 0.2339426960002129 0.19958877699991717 

Method 3: Iterating over a set by using the list indexed in Python

Program code 1:

Here, we give a program code for iterating over a set as an indexed list in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 j I o n t p a T V 

Program code 2:

Here, we give another program code for iterating over a set as an indexed list in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0.16551435499968647 0.13716599699910148 0.26443467599892756 0.16326654499971482 0.16464030499992077 0.1735125440009142 0.19109698299871525 0.1646769150011096 0.1808702340003947 0.19082217200048035 

Method 4: Iterating over a set by using the list comprehension and list constructor or initializer in Python

Program code 1:

Here we give a program code for iterating over a set by using the list comprehension and list constructor or initializer in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 t o V p j I T a n 

Program code 2:

Here we give another program code for iterating over a set by using the list comprehension and list constructor or initializer in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0.15855274200021086 0.19902161599975443 0.14570050500014986 0.1568148530000144 0.16012990200033528 0.16735256999982084 0.16814515100031713 0.1761195899998711 0.1977726159998383 0.17010855999978958 

Method 5: Iterating over a set by using the comprehension in Python

Program code 1:

Here we give a program code for iterating over a set by using the comprehension in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 T n p o V j t I a 

Program code 2:

Here we give another program code for iterating over a set by using the comprehension in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0.1120119230004093 0.1369407410002168 0.09968691399990348 0.11263252300022941 0.0981952239999373 0.10432078400026512 0.10932438300005742 0.10905879300025845 0.11209933300006014 0.11355534299991632 

Method 6: Iterating over a set by using the list comprehension, map, and lambda in Python

Program code 1:

Here we give a program code for iterating over a set by using the list comprehension, map, and lambda in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 1.4739999642188195e-05 1.0599999768601265e-05 9.530000170343556e-06 7.71000031818403e-06 1.1050000011891825e-05 8.650999916426372e-06 1.098000029742252e-05 1.1320000339765102e-05 9.829999726207461e-06 1.1010000434907852e-05 

Method 7: Iterating over a set by using the iterator in Python

Program code 1:

Here we give a program code for iterating over a set by using the iterator in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0.07723290199919575 0.08441379999931087 0.09306632900006662 0.08441358099935314 0.08657992999997077 0.09035302000029333 0.16457469099987065 0.08507127999928343 0.07552363099966897 0.08359780099999625 

Method 8: Iterating over a set by using the iterator and while loop in Python

Program code 1:

Here, we give a program code for iterating over a set by using the iterator and while loop in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 T p n a o I j t V 

Program code 2:

Here, we give another program code for iterating over a set by using the iterator and while loop in Python. The code is given below -

Output:

Now, we run the above code and find the result for iterating over a set. The output is given below -

 0.3093325879999611 0.4053483710004002 0.3176578869997684 0.33244416500019724 0.3085970680003811 0.2924862589998156 0.3821563219999007 0.493368004000331 0.563407138999537 0.3112385769991306 

Conclusion:

So, in this tutorial, we are learning to iterate over a set in Python. Among all the loop methods, the simple iterator loop works best. It completes a hundred operations best in 10 milliseconds compared to lambda over the set, and all iteration methods using a map or set. Completes thousands of write iterations. It is worth noting that the example above only accesses the set components per iteration. If we increase the number of times we gather the input to once per iteration, it will change the time spent per iteration. Here we learn some program code of all the methods along with the outputs. The results mentioned in the output of the above program code should be different. The reason behind the difference in time consumption is the machine's dependence on the processing power of the individual system processors.