添加一对键和值到dict

时间:2017-08-07 22:28:32

标签: python list dictionary

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我正在尝试将上面的输入格式格式化为dicts列表。

基本上我想要的是将文件的内容转换为dicts列表。但是,每次运行代码时,我都会得到相同的输出:[{'类似:similar5,'得分':得分5,'复合':smi}]。这意味着只创建了一个dict,当我的目标是创建5个dicts(每行一个)。 有人可以帮我解决这个问题吗?

dt = [] # Creates a list to store dicts
with open('sample_text.out') as f: # Opens the target text file
    for line in f:

        if line.startswith('Compound'):
            smi = line.split()[1]
            dt.append({'Compound' : smi}) # Add smi as a value in a dict inside the list 'dt'

        else: # This part will iterate over the next few lines, split them and add them to the growing list of dicts

            new_line = line.split()
            similar = new_line[0]
            score = new_line[1]
            print new_line
            for dicts in dt:
                dicts['Similar'] = similar
                dicts['Score'] = score


print dt

1 个答案:

答案 0 :(得分:1)

这会尝试修复代码中的一些设计缺陷并输出您想要的内容:

dictionaries = [] # Creates a list to store dicts

with open('sample_text.out') as input_file:  # Opens the target text file

    compound = None

    for line in input_file:

        if line.startswith('Compound'):
            _, smi = line.split()
            compound = smi
        else:
            similar, score = line.split()
            dictionaries.append({'Similar': similar, 'Score': score})
            dictionaries[-1]['Compound'] = compound

print(dictionaries)
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