advisor: Turn class attrs to instance attrs

devito/operator/profiling.py

@@ -29,17 +29,6 @@
 
 class Profiler:
 
-    _default_includes = []
-    _default_libs = []
-    _ext_calls = []
-
-    _include_dirs = []
-    _lib_dirs = []
-
-    _supports_async_sections = False
-
-    _verbosity = 0
-
     def __init__(self, name):
         self.name = name
 
@@ -53,6 +42,17 @@ def __init__(self, name):
         # Python-level timers
         self.py_timers = OrderedDict()
 
+        # Initialize instance attributes
+        self._default_includes = []
+        self._default_libs = []
+        self._ext_calls = []
+        self._include_dirs = []
+        self._lib_dirs = []
+
+        self._supports_async_sections = False
+
+        self._verbosity = 0
+
         self.initialized = True
 
     def add_include_dir(self, dir_path):
@@ -369,12 +369,13 @@ class AdvisorProfiler(AdvancedProfiler):
     _api_resume = '__itt_resume'
     _api_pause = '__itt_pause'
 
-    _default_includes = ['ittnotify.h']
-    _default_libs = ['ittnotify']
-    _ext_calls = [_api_resume, _api_pause]
-
     def __init__(self, name):
         super().__init__(name)
+
+        self._default_includes.append('ittnotify.h')
+        self._default_libs.append('ittnotify')
+        self._ext_calls.extend([self._api_resume, self._api_pause])
+
         path = get_advisor_path()
         if path:
             self.add_include_dir(path.joinpath('include').as_posix())
@@ -383,6 +384,9 @@ def __init__(self, name):
             self.initialized = False
 
     def analyze(self, iet):
+        """
+        A no-op, as the Advisor profiler does not need to analyze the IET.
+        """
         return
 
     def instrument(self, iet, timer):