Add option to override all filters with a global setting

jcb_clients.yaml

@@ -2,6 +2,6 @@ gdas:
   git_url: noaa-emc/jcb-gdas
   git_ref: develop
 
-rdas:
-  git_url: noaa-emc/jcb-rdas
-  git_ref: develop
+#rdas:
+#  git_url: noaa-emc/jcb-rdas
+#  git_ref: develop

src/jcb/renderer.py

@@ -240,9 +240,46 @@ def render(self, algorithm):
                 for key in keys_to_remove:
                     del observer[key]
 
+            # Option to completely override all filters for a list of observations
+            # --------------------------------------------------------------------
+            if 'replace_obs_filters' in self.template_dict:
+
+                # Get dictionary replace_obs_filters
+                replace_obs_filters_dict = self.template_dict['replace_obs_filters']
+
+                # Get list of observations
+                obs_names = self.template_dict['observations']
+
+                # Get list of observations that have their filters replaces
+                obs_to_replace = replace_obs_filters_dict['observations']
+
+                # New filter dictionary
+                new_filters = replace_obs_filters_dict.get('override_filters', {})
+
+                # Loop over the observers and remove the non allowable components
+                for index, observer in enumerate(observers):
+
+                    # Get the obs name based on the list of observations
+                    obs_name = obs_names[index]
+
+                    # Check whether to replace filters for this observation
+                    if obs_name not in obs_to_replace:
+                        continue
+
+                    # Remove any instance of filters
+                    for filter_key in ['obs filters', 'obs prior filters',
+                                       'obs post filters', 'obs pre filters']:
+                        if filter_key in observer:
+                            del observer[filter_key]
+
+                    # Set new entry obs filters with the replace dictionary
+                    observer['obs filters'] = new_filters
+
         # Convert the rendered string to a dictionary
         return jedi_dict
 
+# --------------------------------------------------------------------------------------------------
+
     def get_obs_engine(self, observation, component, script_input=None):
         """
         Return obs engine based on whether the file exists or not.
@@ -278,6 +315,7 @@ def get_obs_engine(self, observation, component, script_input=None):
                 f"{obsdatain_filename if obsdatain_filename is not None else 'N/A'}"
             )
 
+
 # --------------------------------------------------------------------------------------------------