Procs
proc parseDayOfMonths(s: string): Expr {....raises: [ValueError, Exception], tags: [RootEffect], forbids: [].}
proc parseDayOfWeeks(s: string): Expr {....raises: [ValueError, Exception], tags: [RootEffect], forbids: [].}
proc parseHours(s: string): Expr {....raises: [ValueError, Exception], tags: [RootEffect], forbids: [].}
proc parseMinutes(s: string): Expr {....raises: [ValueError, Exception], tags: [RootEffect], forbids: [].}
proc parseMonths(s: string): Expr {....raises: [ValueError, Exception], tags: [RootEffect], forbids: [].}
proc parseSeconds(s: string): Expr {....raises: [ValueError, Exception], tags: [RootEffect], forbids: [].}
proc parseYears(s: string): Expr {....raises: [ValueError, Exception], tags: [RootEffect], forbids: [].}