django模版local variable 'has' referenced before assignment
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views:
def common_statistic(request):
'''公共信息
'''
...
bench_name = query.get('bench_name', '')
...
return render(request, '/backends/qta/statistic-androidqq.html', params)
模版:
...
% if bench_name:
//some html
% else:
% for bench_name, data in data_dict.items():
//some html
% endfor
% endif
local variable 'bench_name' referenced before assignment
原来是for循环里的bench_name把views里的bench_name覆盖了,导致模版渲染时出现bench_name未赋值先使用的情况,把for循环里的bench_name改成别的变量名就ok了
参考:http://blog.csdn.net/jiangnanandi/article/details/3553243
def common_statistic(request):
'''公共信息
'''
...
bench_name = query.get('bench_name', '')
...
return render(request, '/backends/qta/statistic-androidqq.html', params)
模版:
...
% if bench_name:
//some html
% else:
% for bench_name, data in data_dict.items():
//some html
% endfor
% endif
...
local variable 'bench_name' referenced before assignment
原来是for循环里的bench_name把views里的bench_name覆盖了,导致模版渲染时出现bench_name未赋值先使用的情况,把for循环里的bench_name改成别的变量名就ok了
参考:http://blog.csdn.net/jiangnanandi/article/details/3553243
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