从哥白尼API下载数据后,我收到一个.grib文件,该文件转换为.csv后返回以下集合:
Latitude, Longitude, Value
52.250 -7.250 2.7973606873e+02
52.250 -7.000 2.7972239685e+02
Latitude, Longitude, Value
52.250 -7.250 2.8023333740e+02
52.250 -7.000 2.8015911865e+02
Latitude, Longitude, Value
52.250 -7.250 2.8040211487e+02
52.250 -7.000 2.8019508362e+02
Latitude, Longitude, Value
52.250 -7.250 2.8189350891e+02
52.250 -7.000 2.8173139954e+02
Latitude, Longitude, Value
52.250 -7.250 2.8369824219e+02
52.250 -7.000 2.8324902344e+02
Latitude, Longitude, Value
52.250 -7.250 2.8529223633e+02
52.250 -7.000 2.8480590820e+02
Latitude, Longitude, Value
52.250 -7.250 2.8735998535e+02
52.250 -7.000 2.8681311035e+02
接下来我要做的是使用纬度、经度和值创建json字典
以下是我到目前为止所做的:
import csv, json
csvPath = "sample_area.csv"
editedCsv = "sample_edited.csv"
jsonPath = "formatted.json"
with open(csvPath, 'r') as f_in, open(editedCsv, 'w') as f_out:
f_out.write(next(f_in))
[f_out.write(','.join(line.split()) + '\n') for line in f_in]
data = {}
with open(csvPath) as csvFile:
csvReader = csv.DictReader(csvFile)
for csvRow in csvReader:
Latitude = csvRow["Latitude"]
data[Latitude] = csvRow
print(data)
with open(jsonPath, "w") as jsonFile:
jsonFile.write(json.dumps(data, indent=4))
print('\n', editedCsv.lower(), "has been edited and", jsonPath, "has been created", '\n')
问题是,在更改纬度、经度和值之间的分隔符后,我得到了双逗号“,”:
Latitude, Longitude, Value
52.250,-7.250,2.7973606873e+02
52.250,-7.000,2.7972239685e+02
Latitude,,Longitude,,Value
52.250,-7.250,2.8023333740e+02
52.250,-7.000,2.8015911865e+02
Latitude,,Longitude,,Value
52.250,-7.250,2.8040211487e+02
52.250,-7.000,2.8019508362e+02
Latitude,,Longitude,,Value
52.250,-7.250,2.8189350891e+02
52.250,-7.000,2.8173139954e+02
Latitude,,Longitude,,Value
52.250,-7.250,2.8369824219e+02
52.250,-7.000,2.8324902344e+02
Latitude,,Longitude,,Value
52.250,-7.250,2.8529223633e+02
52.250,-7.000,2.8480590820e+02
Latitude,,Longitude,,Value
52.250,-7.250,2.8735998535e+02
52.250,-7.000,2.8681311035e+02
(我认为)正因为如此,我的json看起来像这样:
{
" 52.250 -7.250 2.7973606873e+02": {
"Latitude": " 52.250 -7.250 2.7973606873e+02",
" Longitude": null,
" Value": null
},
" 52.250 -7.000 2.7972239685e+02": {
"Latitude": " 52.250 -7.000 2.7972239685e+02",
" Longitude": null,
" Value": null
},
"Latitude": {
"Latitude": "Latitude",
" Longitude": " Longitude",
" Value": " Value"
},
" 52.250 -7.250 2.8023333740e+02": {
"Latitude": " 52.250 -7.250 2.8023333740e+02",
" Longitude": null,
" Value": null
},
" 52.250 -7.000 2.8015911865e+02": {
"Latitude": " 52.250 -7.000 2.8015911865e+02",
" Longitude": null,
" Value": null
},
" 52.250 -7.250 2.8040211487e+02": {
"Latitude": " 52.250 -7.250 2.8040211487e+02",
" Longitude": null,
" Value": null
},
如何更改此代码以接收正确的json文件
我最终想要实现的是一本简单的字典,它看起来像这样:
Latitude, Longitude, Value
52.250,-7.250,2.7973606873e+02
52.250,-7.000,2.7972239685e+02
52.250,-7.250,2.8023333740e+02
52.250,-7.000,2.8015911865e+02
52.250,-7.250,2.8040211487e+02
52.250,-7.000,2.8019508362e+02
52.250,-7.250,2.8189350891e+02
52.250,-7.000,2.8173139954e+02
52.250,-7.250,2.8369824219e+02
52.250,-7.000,2.8324902344e+02
52.250,-7.250,2.8529223633e+02
52.250,-7.000,2.8480590820e+02
52.250,-7.250,2.8735998535e+02
52.250,-7.000,2.8681311035e+02
试试这个:
data.json
另一种解决方案:
输出:
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