擅长:python、mysql、java
<p><a href="http://xarray.pydata.org/en/stable/index.html" rel="nofollow noreferrer">^{<cd1>}</a>是我在这方面的首选工具:</p>
<pre><code>import xarray as xr
# Open the netCDF file
ds = xr.open_dataset('./myfile.nc')
# Take the diff along the time dimension
ds['new_variable'] = ds['variable'].diff(dim='time')
# Write a new file
ds.to_netcdf('outfile.nc')
</code></pre>