remove useless code block

app/controllers/projects_controller.rb

@@ -491,7 +491,6 @@ class ProjectsController < ApplicationController
     @trackers = Tracker.sorted.all
     @project = Project.new
     @project.safe_attributes = params[:project]
-    logger.error "=======================================================#{params[:project].class}"
     ##add by huang
     @course=Course.new
     @course.safe_attributes = params[:course]

app/helpers/courses_helper.rb

@@ -64,12 +64,11 @@ module CoursesHelper
   end
 
   def findCourseTime project
-    #logger.error "=============================#{l(:date)[:formats][:long] } "
-    date_format = l(:zh_date)[:formats][:default]
-    @course = Course.find_by_extra(@project.identifier)
     str = ""
     begin
-      unless @course.nil?
+      @course = Course.find_by_extra(@project.identifier)
+      date_format = l(:zh_date)[:formats][:default]
+      if @course
         str = DateTime.parse(@course.setup_time.to_s).strftime("#{date_format}").to_s unless @course.setup_time.blank?
         str <<  '-' unless  @course.setup_time.blank?
         str <<  DateTime.parse(@course.endup_time.to_s).strftime("#{date_format}").to_s unless @course.endup_time.blank?