common: move AttributeHolder

amodem/calib.py

@@ -66,7 +66,7 @@ def detector(config, src):
                 error_index = flags.index(False)
                 message = 'too {0} signal'.format(errors[error_index])
 
-            yield AttributeHolder(dict(
+            yield common.AttributeHolder(dict(
                 freq=freq, rms=rms, peak=peak, coherency=coherency,
                 total=total, error=error, message=message
             ))
@@ -74,11 +74,6 @@ def detector(config, src):
         pass
 
 
-class AttributeHolder(object):
-    def __init__(self, d):
-        self.__dict__.update(d)
-
-
 def recv(config, src, verbose=False):
     fmt = '{0.freq:6.0f} Hz: {0.message:s}'
     if verbose:

amodem/common.py

@@ -72,3 +72,12 @@ class Dummy(object):
 
     def __call__(self, *args, **kwargs):
         return self
+
+
+class AttributeHolder(object):
+
+    def __init__(self, d):
+        self.__dict__.update(d)
+
+    def __repr__(self):
+        return '{}({})'.format(self.__class__.__name__, self.__dict__)