decoded_bytes = ("This is a test\n\n"
"Where the Device is ready\n"
"test 1\n"
"test 2\n"
"Device is ready")
non_empty_lines = [line for line in decoded_bytes.split("\n") if "Device is ready" in line]
print(non_empty_lines)
ZGVjb2RlZF9ieXRlcyA9ICgiVGhpcyBpcyBhIHRlc3RcblxuIgogICAgICAgICAgICAgICAgICAgICAgICAgICAgIldoZXJlIHRoZSBEZXZpY2UgaXMgcmVhZHlcbiIKICAgICAgICAgICAgICAgICAgICAgICAgICAgICJ0ZXN0IDFcbiIKICAgICAgICAgICAgICAgICAgICAgICAgICAgICJ0ZXN0IDJcbiIKICAgICAgICAgICAgICAgICAgICAgICAgICAgICJEZXZpY2UgaXMgcmVhZHkiKQpub25fZW1wdHlfbGluZXMgPSBbbGluZSBmb3IgbGluZSBpbiBkZWNvZGVkX2J5dGVzLnNwbGl0KCJcbiIpIGlmICJEZXZpY2UgaXMgcmVhZHkiIGluIGxpbmVdCnByaW50KG5vbl9lbXB0eV9saW5lcyk=