flake issues

src/psyclone/psyir/tools/definition_use_chains.py

@@ -253,7 +253,7 @@ def find_forward_accesses(self):
                     # If we have a basic block with no children then skip it,
                     # e.g. for an if block with no code before the else
                     # statement, as is found in NEMO4.
-                    if(len(body) > 0):
+                    if len(body) > 0:
                         # We make a copy of the reference to have a detached
                         # node to avoid handling the special cases based on
                         # the parents of the reference.
@@ -307,7 +307,7 @@ def find_forward_accesses(self):
                 # If we have a basic block with no children then skip it,
                 # e.g. for an if block with no code before the else
                 # statement, as is found in NEMO4.
-                if(len(block) == 0):
+                if len(block) == 0:
                     continue
                 chain = DefinitionUseChain(
                     self._reference,
@@ -847,7 +847,7 @@ def find_backward_accesses(self):
                 # If we have a basic block with no children then skip it,
                 # e.g. for an if block with no code before the else
                 # statement, as is found in NEMO4.
-                if(len(block) == 0):
+                if len(block) == 0:
                     continue
                 chain = DefinitionUseChain(
                     self._reference,
@@ -891,7 +891,7 @@ def find_backward_accesses(self):
                     # If we have a basic block with no children then skip it,
                     # e.g. for an if block with no code before the else
                     # statement, as is found in NEMO4.
-                    if(len(body) > 0):
+                    if len(body) > 0:
                         chain = DefinitionUseChain(
                             self._reference.copy(),
                             body,

src/psyclone/tests/psyir/tools/definition_use_chains_backward_dependence_test.py

@@ -688,6 +688,7 @@ def test_definition_use_chains_backward_accesses_nonassign_reference_in_loop(
     assert reaches[1] is routine.children[1].loop_body.children[0].lhs
     assert reaches[2] is routine.children[0].lhs
 
+
 def test_definition_use_chains_backward_accesses_empty_schedules(
     fortran_reader,
 ):

src/psyclone/tests/psyir/tools/definition_use_chains_forward_dependence_test.py

@@ -938,6 +938,7 @@ def test_definition_use_chains_forward_accesses_multiple_routines(
     reaches = chains.find_forward_accesses()
     assert len(reaches) == 0
 
+
 def test_definition_use_chains_forward_accesses_empty_schedules(
     fortran_reader,
 ):