Please help me with the code

Question

https://code.sololearn.com/cL3yPyQKDJD3/?ref=app

Answer 1

define the problem first

Answer 2

so keep looking for help. I am helping those who do what I say

Answer 3

For only words try pattern: r'[a-zA-Z]+'

Answer 4

Thank you so much for your help. it means a lot. :)

Answer 5

I've a string which contains words , integers, special characters and floats. I want the output as only words , only integers, only floating points, only special characters and only words as separate outputs

Answer 6

For only floats try pattern: r"-?\d+\.\d+"

Answer 7

thank you. got one output.

Answer 8

For only special caracters: r"[^\d\w]*"

Answer 9

can we write our own pattern or everything is predefined?

Answer 10

No it is not predefined. If you understand regular expressions you can create your own patterns.

Answer 11

okay. I've to work on regular expression. and what is the difference between * and + in the pattern?

Answer 12

can you suggest any source to learn regular expressions? like any books or websites?

Answer 13

https://www.datacamp.com/community/tutorials/JUMP_LINK__&&__python__&&__JUMP_LINK-regular-expression-tutorial?utm_source=adwords_ppc&utm_campaignid=1455363063&utm_adgroupid=65083631748&utm_device=t&utm_keyword=&utm_matchtype=b&utm_network=g&utm_adpostion=1t1&utm_creative=278443377077&utm_targetid=aud-299261629574:dsa-473406579035&utm_loc_interest_ms=&utm_loc_physical_ms=9067614&gclid=EAIaIQobChMIsvLb5J303QIVxsDACh0hYQq_EAAYASAAEgKjEfD_BwE

Answer 14

the outputs are not proper. I've written the explanation inside the code.

Answer 15

* → matches zero or more;
+ → matches one or more;