simplify setting teamId

cmd/schedule.go

@@ -30,10 +30,8 @@ var team teamFlag
 var sport = sportFlag("mlb")
 
 func schedule(cmd *cobra.Command, args []string) {
-	var teamId string
-	if team == "" {
-		teamId = string(team)
-	} else {
+	teamId := ""
+	if team != "" {
 		teamId = strconv.Itoa(int(teamIDs[string(team)]))
 	}