Write a regular expression that will match the states that voted no to President Trump's impeachment. You must use RegEx negative lookahead. You are not allowed to use positive lookaheads.
txt = "Texas = no, California = yes, Florida = yes, Michigan = no"
pattern = "yourregularexpressionhere"
re.findall(pattern, txt) ➞ ["Texas", "Michigan"]
import re from the code.