Improved log of warnings

Author: matsoftware

swift_code_metrics/_helpers.py

@@ -1,4 +1,13 @@
 import re
+import logging
+
+
+class Log:
+    __logger = logging.getLogger(__name__)
+
+    @classmethod
+    def warn(cls, message: str):
+        Log.__logger.warning(message)
 
 
 class AnalyzerHelpers:

swift_code_metrics/_metrics.py

@@ -1,6 +1,6 @@
 from ._helpers import AnalyzerHelpers
+from ._helpers import Log
 from functional import seq
-from warnings import warn
 
 
 class Metrics:
@@ -32,7 +32,7 @@ def instability(framework, frameworks):
         fan_out = Metrics.fan_out(framework)
         sum_in_out = fan_in + fan_out
         if sum_in_out == 0:
-            warn(f'{framework.name} is not linked with the rest of the project.', Warning)
+            Log.warn(f'{framework.name} is not linked with the rest of the project.')
             return 0
         return fan_out / sum_in_out
 
@@ -46,7 +46,7 @@ def abstractness(framework):
         :return: The abstractness value (double)
         """
         if framework.number_of_concrete_data_structures == 0:
-            warn(f'{framework.name} is an external dependency.', Warning)
+            Log.warn(f'{framework.name} is an external dependency.')
             return 0
         else:
             return framework.number_of_interfaces / framework.number_of_concrete_data_structures