Update app.py

app.py

@@ -124,7 +124,7 @@ import panel as pn
 import param
 import xarray as xr
 
-@pn.cache(max_items=32,policy='LRU')
+@pn.cache(max_items=32,policy='LRU',per_session=True)
 def load_csv(url):
     fs = fsspec.filesystem("https")
     with fs.open(url) as f:
@@ -132,12 +132,12 @@ def load_csv(url):
     df.sort_values(by="year") 
     return df
 
-@pn.cache(max_items=4,policy='LRU')
+@pn.cache(max_items=4,policy='LRU',per_session=True)
 def load_bathymetry(url):
     fs = fsspec.filesystem("https")
     return xr.open_dataset(fs.open(url), decode_times=False, use_cftime=True)
 
-@pn.cache(max_items=16,policy='LRU')
+@pn.cache(max_items=16,policy='LRU',per_session=True)
 def load_netCDF(file_path):
     fs = fsspec.filesystem("https")
     ds= ds = (