Getting SPUser Object from PeoplePicker Field

if you are working on Sharepoint workflows and you want PeoplePicker Value in workflow 

with the help of following code we can get SPUser object.

SPFieldUser userField = (SPFieldUser)_activeWorkflow.ParentItem.Fields.GetField("AssignedTo");
SPFieldUserValue fieldValue = (SPFieldUserValue)userField.GetFieldValue(Convert.ToString(spI["AssignedTo"]));
SPUser user = fieldValue.User;