techtonik · March 21, 2012 19:29 · Mar 21, 2012
diff --git a/caller_name.py b/caller_name.py
@@ -0,0 +1,36 @@
+# Public Domain, i.e. feel free to copy/paste
+# Considered a hack in Python 2
+
+import inspect
+
+def caller_name(skip=2):
+    """Get a name of a caller in the format module.class.method
+    
+       `skip` specifies how many levels of stack to skip while getting caller
+       name. skip=1 means "who calls me", skip=2 "who calls my caller" etc.
+       
+       An empty string is returned if skipped levels exceed stack height
+    """
+    stack = inspect.stack()
+    start = 0 + skip
+    if len(stack) < start + 1:
+      return ''
+    parentframe = stack[start][0]    
+
+    name = []
+    module = inspect.getmodule(parentframe)
+    # `modname` can be None when frame is executed directly in console
+    # TODO(techtonik): consider using __main__
+    if module:
+        name.append(module.__name__)
+    # detect classname
+    if 'self' in parentframe.f_locals:
+        # I don't know any way to detect call from the object method
+        # XXX: there seems to be no way to detect static method call - it will
+        #      be just a function call
+        name.append(parentframe.f_locals['self'].__class__.__name__)
+    codename = parentframe.f_code.co_name
+    if codename != '<module>':  # top level usually
+        name.append( codename ) # function or a method
+    del parentframe
+    return ".".join(name)