import re
def junk_to_alpha(s):
s = re.sub(r"\s*[^A-Za-z]+\s*", " ", s)
return s
print junk_to_alpha("Spoons! 12? \/@# ,.1 12 Yeah? {[]}")
aW1wb3J0IHJlCgpkZWYganVua190b19hbHBoYShzKToKICBzID0gcmUuc3ViKHIiXHMqW15BLVphLXpdK1xzKiIsICIgIiwgcykKICByZXR1cm4gcwoKcHJpbnQganVua190b19hbHBoYSgiU3Bvb25zISAxMj8gXC9AIyAsLjEgMTIgWWVhaD8ge1tdfSIp