import re
my_string = """this good pe-
riod has"""
print("to-\nday".replace("-\r\n", ""))
print("to-\r\nday".replace("-\r\n", ""))
print(re.sub(r"-(?:\r?\n|\r)", "", my_string))
aW1wb3J0IHJlCm15X3N0cmluZyA9ICIiInRoaXMgZ29vZCBwZS0KcmlvZCBoYXMiIiIKcHJpbnQoInRvLVxuZGF5Ii5yZXBsYWNlKCItXHJcbiIsICIiKSkKcHJpbnQoInRvLVxyXG5kYXkiLnJlcGxhY2UoIi1cclxuIiwgIiIpKQpwcmludChyZS5zdWIociItKD86XHI/XG58XHIpIiwgICIiLCBteV9zdHJpbmcpKQ==