import re
pattern = r"\bCarnival: monitor service-([a-z]{2}) Beta\b"
r = "Carnival: monitor service-eu Beta cloudwatch_module"
m = re.search(pattern, r)
if m:
test_string1 = m.group(1)
test_string = test_string1.upper()
print(test_string)
print(test_string1)
aW1wb3J0IHJlCgpwYXR0ZXJuID0gciJcYkNhcm5pdmFsOiBtb25pdG9yIHNlcnZpY2UtKFthLXpdezJ9KSBCZXRhXGIiCnIgPSAiQ2Fybml2YWw6IG1vbml0b3Igc2VydmljZS1ldSBCZXRhIGNsb3Vkd2F0Y2hfbW9kdWxlIgptID0gcmUuc2VhcmNoKHBhdHRlcm4sIHIpCmlmIG06CiAgICB0ZXN0X3N0cmluZzEgPSBtLmdyb3VwKDEpCiAgICB0ZXN0X3N0cmluZyA9IHRlc3Rfc3RyaW5nMS51cHBlcigpCgogICAgcHJpbnQodGVzdF9zdHJpbmcpCiAgICBwcmludCh0ZXN0X3N0cmluZzEp