making format analyzer not flag stack traces

src/alogamous/format_analyzer.py

@@ -5,11 +5,17 @@ class FormatAnalyzer(analyzer.Analyzer):
     def __init__(self, line_parser):
         self.parser = line_parser
         self.startup_block = False
+        self.stack_trace = False
         self.un_formated_lines = []
 
     def read_log_line(self, line):
         line_type = self.parser.parse(line)["type"]
-        if self.startup_block is False:
+        if line.count("Traceback") == 1:
+            self.stack_trace = True
+        elif self.stack_trace:
+            if line_type == (log_line_parser.LineType.LOG_LINE or log_line_parser.LineType.HEADER_LINE):
+                self.stack_trace = False
+        elif self.startup_block is False and self.stack_trace is False:
             if line_type == log_line_parser.LineType.UNSTRUCTURED_LINE:
                 self.un_formated_lines.append(line)
             elif line_type == log_line_parser.LineType.HEADER_LINE:

tests/format_analyzer_test.py

@@ -53,3 +53,52 @@ def test_format_analyzer_with_good_lines():
         format_checker.read_log_line(line)
     format_checker.report(out_stream)
     assert out_stream.getvalue() == "All lines conform to log line format"
+
+
+def test_format_with_stack_trace():
+    parser = log_line_parser.LogLineParser(
+        ["datetime", "source", "level", "message"], " - ", "===================================================="
+    )
+    format_checker = format_analyzer.FormatAnalyzer(parser)
+    in_stream = """2024-07-23 21:13:53,862 - root - INFO - Closing client connection.
+Hello I am a bad log line
+2024-07-23 21:13:53,862 - root - INFO - Closing client connection.
+Traceback (most recent call last):
+  File "<frozen runpy>", line 1938, in _run_module_as_main
+  File "<frozen runpy>", line 88, in _run_code
+  File ".build/2811/execution/execution_service", line 973, in <module>
+    app.run(life_cycle_runner.run, life_cycle_runner.stop)
+  File ".build/2811/app/application.py", line 219, in run
+    run(self.start(my_date, main, stop))
+  File ".build/2811/.venv/lib/python3.11/runners.py", line 190, in run
+    return runner.run(main)
+           ^^^^^^^^^^^^^^^^
+  File ".build/2811/.venv/lib/python3.11/runners.py", line 118, in run
+    return self._loop.run_until_complete(task)
+           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+  File ".build/2811/.venv/lib/python3.11/events.py", line 653, in run_until_done
+    return future.result()
+           ^^^^^^^^^^^^^^^
+  File "2811/app/application.py", line 421, in start
+    await self.task
+  File "2811/messages/app/runner.py", line 449, in run
+    await asyncio.gather(*self.running_tasks)
+  File "2811/messages/processor.py", line 340, in run
+    await self.dispatch(message)
+  File ".build/2811/execution/execution_service", line 1315, in market_test
+    if symbol and obj.region != 'NORTHAMERICA'
+               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
+AttributeError: 'NoneType' object has no attribute 'region'
+2024-07-23 21:13:53,862 - root - INFO - Closing client connection.
+Hello I am a bad log line"""
+    out_stream = StringIO()
+    for line in in_stream.splitlines():
+        format_checker.read_log_line(line)
+    format_checker.report(out_stream)
+    assert (
+        out_stream.getvalue()
+        == """
+Lines that do not conform to log format:
+- Hello I am a bad log line
+- Hello I am a bad log line"""
+    )