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Add stretching params to example regridding #206

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Merged
merged 2 commits into from
Mar 2, 2023
Merged

Add stretching params to example regridding #206

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0de08f5
Add stretching params to example regridding
kilicomu Mar 2, 2023
9646696
Add helpful error message to bad file path in regrid_restart_file
kilicomu Mar 2, 2023
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4 changes: 4 additions & 0 deletions docs/source/Regridding.rst
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Original file line number Diff line number Diff line change
Expand Up @@ -309,6 +309,10 @@ to demonstrate the stretched cubed-sphere regridding process:
.. code-block:: console

$ python -m gcpy.regrid_restart_file \
--stretched-grid \
--stretch-factor 4.0 \
--target-latitude 32.0 \
--target-longitude -64.0 \
GEOSChem.Restart.20190701_0000z.c48.nc4 \
c48_to_c120_stretched_weights.nc \
GEOSChem.Restart.20190701_0000z.c48.nc4
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6 changes: 5 additions & 1 deletion gcpy/regrid_restart_file.py
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Expand Up @@ -53,7 +53,11 @@ def file_path(path):

"""
if not os.path.isfile(path):
raise argparse.ArgumentTypeError
error_message = (
f"File {path} does not exist! Please double-check the path"
" and make sure you have used the correct file extension"
)
raise argparse.ArgumentTypeError(error_message)
return path


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