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window 11 python3.7 读写 ERA5Land

window 11 python3.7 读写 ERA5Land

作者: zyhthinking | 来源:发表于2022-12-30 13:00 被阅读0次
    1. 下载安装wrf_python
      https://www.lfd.uci.edu/~gohlke/pythonlibs/#wrf_python

    2. pip 安装
      pip install ecmwflibs
      pip install eccodes
      pip install cfgrib
      pip install xarray

    3. 代码编写:
      '''
      nc_obj = xr.load_dataset("LAI_19981019.grib", engine="cfgrib")
      lvdata=nc_obj["lai_lv"].data
      lvdata1=lvdata[:,0:1800]
      lvdata2=lvdata[:,1800:3600]
      xy = np.hstack([lvdata2, lvdata1])

    run=GRID()

    '''

    0:图像左上角的X坐标;

    1:图像东西方向分辨率;

    2:旋转角度,如果图像北方朝上,该值为0;

    3:图像左上角的Y坐标;

    4:旋转角度,如果图像北方朝上,该值为0;

    5:图像南北方向分辨率;

    '''

    outadfGeoTransform=[-180,0.1,0,90,0,-0.1]

    def write_img(self, filename, im_proj, im_geotrans, im_data)

    run.write_img("lv3.tif", "", outadfGeoTransform,xy)

    print(nc_obj)
    '''

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