python - Find Regex for deleting duplicates

Question

I want to find the regex, which makes following matching(Notice that there is a linebreakt!)

inputString:

"a0Ew0"
"a0Ew0"
"a0Ew0s"
"a0Ew0s"

output:

"a0Ew0"
"a0Ew0s"

Answer 1

You can convert the list to a set to get rid of duplicates

See the following: https://repl.it/FFOJ/0

l = set(["a0Ew000001UD2t8EAD", "a0Ew000001UD2t8EAD", "a0Ew000001UD4AFEA1", "a0Ew000001UD4AFEA1"])
print(l)