diff --git a/RELEASE_NOTES.md b/RELEASE_NOTES.md
index fa1ff586..deb932f2 100644
--- a/RELEASE_NOTES.md
+++ b/RELEASE_NOTES.md
@@ -25,6 +25,7 @@
 ### Bug fixes
 
 - Fix issues with integration tests and backward compatibility tests
+- Fix for linter failures (#670)
 
 ### Continuous Integration
 
diff --git a/src/reporter/query_NTNE.py b/src/reporter/query_NTNE.py
index 5b27867d..c3a6e818 100644
--- a/src/reporter/query_NTNE.py
+++ b/src/reporter/query_NTNE.py
@@ -11,8 +11,7 @@ def query_NTNE(limit=10000,
                from_date=None,
                to_date=None,
                offset=0,
-               id_pattern = None):
-
+               id_pattern=None):
     """
     See /entities in API Specification
     quantumleap.yml
diff --git a/src/reporter/query_NTNE1A.py b/src/reporter/query_NTNE1A.py
index ed3dd8f5..7a530bb3 100644
--- a/src/reporter/query_NTNE1A.py
+++ b/src/reporter/query_NTNE1A.py
@@ -26,8 +26,7 @@ def query_NTNE1A(attr_name,  # In Path
                  geometry=None,
                  coords=None,
                  id_pattern=None
-                ):
-
+                 ):
     """
     See /attrs/{attrName} in API Specification
         quantumleap.yml
diff --git a/src/reporter/tests/test_1TNE1A.py b/src/reporter/tests/test_1TNE1A.py
index 3532e86e..08842db1 100644
--- a/src/reporter/tests/test_1TNE1A.py
+++ b/src/reporter/tests/test_1TNE1A.py
@@ -100,6 +100,7 @@ def test_1TNE1A_defaults(service, reporter_dataset):
     obtained = r.json()
     assert_1TNE1A_response(obtained, expected)
 
+
 @pytest.mark.parametrize("service", services)
 def test_1TNE1A_idPattern(service, reporter_dataset):
     query_params = {
@@ -141,11 +142,12 @@ def test_1TNE1A_idPattern(service, reporter_dataset):
     obtained = r.json()
     assert_1TNE1A_response(obtained, expected)
 
+
 @pytest.mark.parametrize("service", services)
 def idPattern_not_found(service):
     query_params = {
         'idPattern': 'nothingThere',
-        }
+    }
 
     h = {'Fiware-Service': service}
 
@@ -156,6 +158,7 @@ def idPattern_not_found(service):
         "description": "No records were found for such query."
     }
 
+
 @pytest.mark.parametrize("service", services)
 def test_1TNE1A_one_entity(service, reporter_dataset):
     # Query
diff --git a/src/reporter/tests/test_1TNENA.py b/src/reporter/tests/test_1TNENA.py
index 3bdda925..000ee86a 100644
--- a/src/reporter/tests/test_1TNENA.py
+++ b/src/reporter/tests/test_1TNENA.py
@@ -102,11 +102,12 @@ def test_1TNENA_defaults(service, reporter_dataset):
     obtained = r.json()
     assert_1TNENA_response(obtained, expected)
 
+
 @pytest.mark.parametrize("service", services)
 def test_1TNENA_idPattern(service, reporter_dataset):
     h = {'Fiware-Service': service}
-    query_params = {'idPattern':idPattern}
-    r = requests.get(query_url(),params= query_params, headers=h)
+    query_params = {'idPattern': idPattern}
+    r = requests.get(query_url(), params=query_params, headers=h)
     assert r.status_code == 200, r.text
 
     # Assert Results
@@ -150,6 +151,7 @@ def test_1TNENA_idPattern(service, reporter_dataset):
     obtained = r.json()
     assert_1TNENA_response(obtained, expected)
 
+
 @pytest.mark.parametrize("service", services)
 def idPattern_not_found(service):
     query_params = {
@@ -163,6 +165,7 @@ def idPattern_not_found(service):
         "description": "No records were found for such query."
     }
 
+
 @pytest.mark.parametrize("service", services)
 def test_1TNENA_one_entity(service, reporter_dataset):
     # Query
diff --git a/src/reporter/tests/test_NTNE.py b/src/reporter/tests/test_NTNE.py
index 3fae1ed2..cc4f9c98 100644
--- a/src/reporter/tests/test_NTNE.py
+++ b/src/reporter/tests/test_NTNE.py
@@ -71,6 +71,7 @@ def test_not_found(service):
         "description": "No records were found for such query."
     }
 
+
 @pytest.mark.parametrize("service", services)
 def idpattern_not_found(service):
     query_params = {
@@ -84,6 +85,7 @@ def idpattern_not_found(service):
         "description": "No records were found for such query."
     }
 
+
 @pytest.mark.parametrize("service", services)
 def test_NTNE_type(service, reporter_dataset):
     # Query
@@ -103,7 +105,8 @@ def test_NTNE_type(service, reporter_dataset):
         'entityType': expected_type
     }
     ]
-    assert obtained == expected 
+    assert obtained == expected
+
 
 @pytest.mark.parametrize("service", services)
 def test_NTNE_idPattern(service, reporter_dataset):
@@ -127,6 +130,8 @@ def test_NTNE_idPattern(service, reporter_dataset):
 
 # TODO we removed order comparison given that in
 # CRATE4.0 union all and order by don't work correctly with offset
+
+
 @pytest.mark.parametrize("service", services)
 def test_NTNE_fromDate_toDate(service, reporter_dataset):
     # Query
diff --git a/src/reporter/tests/test_NTNE1A.py b/src/reporter/tests/test_NTNE1A.py
index bb6936d1..e2cf6faa 100644
--- a/src/reporter/tests/test_NTNE1A.py
+++ b/src/reporter/tests/test_NTNE1A.py
@@ -18,6 +18,7 @@
 
 idPattern = "R"
 
+
 def ix_intervals():
     bs = list(range(0, result_gen.time_index_size)) + [None]
     prod = [(i, j) for i in bs for j in bs]
@@ -84,6 +85,7 @@ def test_NTNE1A_type(service, reporter_dataset):
     response = requests.get(query_url(), params=query_params, headers=h)
     assert_entities(response, [entity_id_1, entity_id_2])
 
+
 @pytest.mark.parametrize("service", services)
 def test_NTNE1A_type(service, reporter_dataset):
     query_params = {
@@ -93,6 +95,7 @@ def test_NTNE1A_type(service, reporter_dataset):
     response = requests.get(query_url(), params=query_params, headers=h)
     assert_entities(response, [entity_id_1, entity_id_2])
 
+
 @pytest.mark.parametrize("service", services)
 def test_NTNE1A_idPattern(service, reporter_dataset):
     query_params = {
@@ -102,6 +105,7 @@ def test_NTNE1A_idPattern(service, reporter_dataset):
     response = requests.get(query_url(), params=query_params, headers=h)
     assert_entities(response, [entity_id_1, entity_id_2])
 
+
 @pytest.mark.parametrize("service", services)
 def idPattern_not_found(service, reporter_dataset):
     query_params = {
diff --git a/src/reporter/tests/test_NTNENA.py b/src/reporter/tests/test_NTNENA.py
index 94a9aa2c..1afc769a 100644
--- a/src/reporter/tests/test_NTNENA.py
+++ b/src/reporter/tests/test_NTNENA.py
@@ -219,6 +219,7 @@ def test_NTNENA_type(service, reporter_dataset):
     obtained = r.json()
     assert obtained == expected
 
+
 @pytest.mark.parametrize("service", services)
 def test_NTNENA_idPattern(service, reporter_dataset):
     # Query
@@ -293,6 +294,7 @@ def test_NTNENA_idPattern(service, reporter_dataset):
     obtained = r.json()
     assert obtained == expected
 
+
 @pytest.mark.parametrize("service", services)
 def idPattern_not_found(service, reporter_dataset):
     query_params = {
@@ -305,6 +307,7 @@ def idPattern_not_found(service, reporter_dataset):
         "description": "No records were found for such query."
     }
 
+
 @pytest.mark.parametrize("service", services)
 def test_NTNE1A_one_entity(service, reporter_dataset):
     # Query
diff --git a/src/translators/sql_translator.py b/src/translators/sql_translator.py
index 044b24a7..2b4f508e 100644
--- a/src/translators/sql_translator.py
+++ b/src/translators/sql_translator.py
@@ -461,7 +461,6 @@ def _attr_is_structured(self, a):
 
     @staticmethod
     def is_text(attr_type):
-    
         return attr_type == NGSI_TEXT or attr_type not in NGSI_TO_SQL
 
     def _preprocess_values(self, e, original_attrs, col_names,
@@ -798,8 +797,15 @@ def _get_limit(self, limit, last_n):
                 f"last_n should be >=1 and <= {default_limit}.")
         return min(last_n, limit)
 
-    def _get_where_clause(self, entity_ids, from_date, to_date, idPattern, fiware_sp='/',
-                          geo_query=None, prefix=''):
+    def _get_where_clause(
+            self,
+            entity_ids,
+            from_date,
+            to_date,
+            idPattern,
+            fiware_sp='/',
+            geo_query=None,
+            prefix=''):
         clauses = []
         where_clause = ""
 
@@ -827,7 +833,13 @@ def _get_where_clause(self, entity_ids, from_date, to_date, idPattern, fiware_sp
             clauses.append(" " + prefix + FIWARE_SERVICEPATH + " = ''")
 
         if idPattern:
-            clauses.append(  " " + prefix + ENTITY_ID_COL  + " ~* '" + idPattern +  "($|.*)'")
+            clauses.append(
+                " " +
+                prefix +
+                ENTITY_ID_COL +
+                " ~* '" +
+                idPattern +
+                "($|.*)'")
 
         # TODO implement prefix also for geo_clause
         geo_clause = self._get_geo_clause(geo_query)
@@ -1535,8 +1547,15 @@ def delete_entity(self, eid, etype=None, from_date=None,
                                     fiware_service=fiware_service,
                                     fiware_servicepath=fiware_servicepath)
 
-    def delete_entities(self, etype, eid=None, from_date=None, to_date=None,
-                        idPattern=None, fiware_service=None, fiware_servicepath='/'):
+    def delete_entities(
+            self,
+            etype,
+            eid=None,
+            from_date=None,
+            to_date=None,
+            idPattern=None,
+            fiware_service=None,
+            fiware_servicepath='/'):
         table_name = self._et2tn(etype, fiware_service)
         where_clause = self._get_where_clause(eid,
                                               from_date,
diff --git a/src/utils/tests/tenant.py b/src/utils/tests/tenant.py
index 56881826..8ba34b53 100644
--- a/src/utils/tests/tenant.py
+++ b/src/utils/tests/tenant.py
@@ -1,5 +1,6 @@
 import random
 
+
 def gen_tenant_id() -> str:
     tid = random.randint(1, 2**32)
     return f"tenant{tid}"
diff --git a/src/wq/core/task.py b/src/wq/core/task.py
index 8b501509..c1ff99ec 100644
--- a/src/wq/core/task.py
+++ b/src/wq/core/task.py
@@ -278,7 +278,7 @@ def _do_enqueue(self):
         except Exception as e:
             log().error(e)
             if recover_from_enqueueing_failure():
-                msg="This task could not be added to the work queue, " \
+                msg = "This task could not be added to the work queue, " \
                     "QuantumLeap will try running this task synchronously " \
                     "if WQ_RECOVER_FROM_ENQUEUEING_FAILURE = true"
                 log().info(msg)