♻️ Move logger import + declaration into guardrail function

Author: shnizzedy

CPAC/registration/guardrails.py

@@ -15,7 +15,6 @@
 # You should have received a copy of the GNU Lesser General Public
 # License along with C-PAC. If not, see <https://www.gnu.org/licenses/>.
 """Guardrails to protect against bad registrations"""
-import logging
 from copy import deepcopy
 from nipype.interfaces.ants import Registration
 from nipype.interfaces.fsl import FLIRT
@@ -24,7 +23,6 @@
 from CPAC.pipeline.nipype_pipeline_engine.utils import connect_from_spec
 from CPAC.qc import qc_masks, REGISTRATION_GUARDRAIL_THRESHOLDS
 
-logger = logging.getLogger('nipype.workflow')
 _SPEC_KEYS = {
     FLIRT: {'reference': 'reference', 'registered': 'out_file'},
     Registration: {'reference': 'reference', 'registered': 'out_file'}}
@@ -84,6 +82,8 @@ def registration_guardrail(registered: str, reference: str, retry: bool = False
         metrics met specified thresholds?, used as index for selecting
         outputs
     """
+    import logging
+    logger = logging.getLogger('nipype.workflow')
     qc_metrics = qc_masks(registered, reference)
     failed_qc = 0
     for metric, threshold in REGISTRATION_GUARDRAIL_THRESHOLDS.items():