Debugged missing selfes

tzis/tzis.py

@@ -155,7 +155,7 @@ class Tzis():
 # In[7]:
 
 
-    def _sel_range_for_chunk_by_time(ds, starttimeindex, endtimeindex):
+    def _sel_range_for_chunk_by_time(self, ds, starttimeindex, endtimeindex):
         return ds.isel(time=slice(starttimeindex,endtimeindex))
 
 
@@ -179,7 +179,7 @@ class Tzis():
 
     def _sel_range_for_chunk(self, ds, startindex, endindex, chunkdim):
         if chunkdim == "time" :
-            return self._sel_range_for_chunk_by_time(ds, startindex, endindex)
+            return self._sel_range_for_chunk_by_time(self, ds, startindex, endindex)
         else:
             raise ValueError('Other chunk dimensions than "time" are not supported yet.')
 
@@ -252,7 +252,7 @@ class Tzis():
                 return write_status
             return 0
 
-    def write_directly(dset=None, store=None):
+    def write_directly(self, dset=None, store=None):
         dset.to_zarr(store=store, mode='w', consolidated=True)
 
     def write_with_validation_and_retries(self, ds, varname, store, chunkdim, target_mb, startchunk, validity_check, maxretries):