Since Python string methods are not optimized, it's often faster to drop down to vanilla Python and perform whatever task you have using an explicit loop. So if you want good performance, use …

Aug 9, 2010 · 571 Does Python have a string contains substring method? 99% of use cases will be covered using the keyword, in, which returns True or False:

4 As pointed out in this comment How do you check in python whether a string contains only numbers? the isdigit() method is not totally accurate for this use case, because it returns True …

I have a regular expression like this: regexp = u'ba[r|z|d]' Function must return True if word contains bar, baz or bad. In short, I need regexp analog for Python's 'any-string' in 'text' How …

I want to know if there is a way to check for special characters in a string. To my knowledge, there is no built-in function to do it, like .isnumeric() or .isdigit() For example, with an entry Tes...

Chinese characters returns False on python2 string, and True for unicode (python 2 and 3).

Oct 19, 2013 · Because this approach relies on elem in test - where both are strings - it does a substring search. This can be slower, but it is more flexible. for elem in string can, instead of …

Oct 21, 2012 · I am shifting to Python, and am still relatively new to the pythonic approach. I want to write a function that takes a string and a list and returns true if all the elements in the list …

The difference is, I wanted to check if a string is part of some list of strings whereas the other question is checking whether a string from a list of strings is a substring of another string. …

How to test if a string contains one of the substrings in a list, in pandas? Asked 11 years, 1 month ago Modified 2 years, 1 month ago Viewed 406k times