我正在写一个python tile map editor。我使用的是自行设计的代码来编写和解析某些文件,但是代码非常混乱,因此为了简单起见,我切换到JSON。

我的json文件是这样手工制作的:

{ "Level" :

     {

    "levelName": "simpleLevel",

    "background":   [[12, 2,12, 2, 1, 2, 3, 3, 1, 1],
                     [ 1, 1, 7, 8, 5, 6, 7, 8,12, 3],
                     [ 1, 3, 1, 3,12,10,10, 1,12,12],
                     [ 2,12, 0, 4,10, 3,12, 2,12,12],
                     [12,12, 1, 1,10, 3,12, 2,12, 1],
                     [12,12,12, 0,10, 2, 1,12, 1,12],
                     [ 3,12, 3,12, 0, 2, 2,12,12, 3],
                     [ 1,12, 1,12, 1, 1,12,12, 3,12],
                     [ 3,12, 0,12,12,12,12,12, 3, 3],
                     [12, 3, 1, 2, 3,12,12,12, 1,12]],

    "foreground":   [[ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 2, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 3, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0],
                     [ 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]]
    }
}


但是,当我使用json.dump(self.x, f)时,我的输出在一行中,而当我尝试使用这些参数sort_keys=True, indent=4, separators=(',', ': ')时,我得到了一千个换行符。

我只想要与手工文件类似的东西,因为它更易于手动阅读和编辑。我可以找到一些简单数组的解决方案,但不适用于2d数组。有简单的答案还是我应该自己编码?

编辑:

为我自己编码(在网络上有一些帮助。)

def fwriteKeyVals(data, f, indent=0):
    if isinstance(data, list):
        f.write( "\n" + "    " * indent + "[" )
        for i in range(len(data) ):
            if ( i == 0):
                f.write( "[" )
            else:
                f.write( "    " * indent + " [" )
            for j in range(len(data[0])):
                f.write( "%3d" % data[i][j] )
                f.write( "," ) if j != len(data[0])-1 else (f.write( "]," ) if i != len(data)-1 else f.write( "]" ))
            f.write( "\n" ) if i != len(data)-1 else f.write( "]" )
    elif isinstance(data, dict):
        f.write( "\n" + "    " * indent + "{" )
        for k, v in data.iteritems():
            f.write( "\n" + "    " * indent + "\"" + k + "\"" + ": ")
            fwriteKeyVals(v, f, indent + 1)
            if( data.keys()[-1] != k):
                 f.write( "," )
        f.write( "\n" + "    " * indent + "}" )
    else:
        f.write("\"" + data + "\"")


用法是:

fwriteKeyVals(x, f)


其中x = json.load(f)f是我用f = open( map , "wb" )加载的文件。

最佳答案

您应该签出pprint,这是用于Python数据结构的Python模块。以下代码应为您提供所需的打印:

# x -> your json dict
import pprint
pp = pprint.PrettyPrinter(indent=4)
pp.pprint(x)

10-05 20:38
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