- if len(tokens) != 0:
- if (len(tokens) == 1 and not tokens[0].isdigit()) or \
- tokens[0] not in {"search", "offset-search"} or \
- (tokens[0] == "offset-search" and
- ((not len(tokens) > 2) or (not tokens[1].isdigit()))):
- help()
- return
+ if (len(tokens) == 1 and not tokens[0].isdigit()) or \
+ (tokens > 1 and
+ tokens[0] not in {"search", "offset-search"} or
+ (tokens[0] == "offset-search" and
+ ((not len(tokens) > 2) or (not tokens[1].isdigit())))):
+ help()
+ return