change the return of the get_by_rpm_packages function

svmon_client/services.py

@@ -148,8 +148,7 @@ def get_by_rpm_packages(software,start=0,end=0):
     tmp = tmp.communicate()
     tmp = tmp[0]
     if  tmp == None or tmp == "":
-        print("no rpm packages can be found for " + software)
-        exit(1)
+        return "Failed, no rpm packages can be found for " + software
     ind=tmp.find(software)
     ind=ind+len(software)
     ltmp=tmp[ind+1:len(tmp)].split('-')
@@ -163,10 +162,10 @@ def get_by_rpm_packages(software,start=0,end=0):
                 res=res+ltmp[i]
             return res
         else:
-            print("The start index should be smaller than end index for a correct rpm package resolver")
+            return "Failed, the start index should be smaller than end index for a correct rpm package resolver"
     else:
-        print(software +" version not resolved")
-        exit(1)
+        return "Failed," + software +" version not resolved"
+
 
 
 def get_user():