Drop izip compatibility helper

amodem/common.py

@@ -73,16 +73,6 @@ def take(iterable, n):
     return np.array(list(itertools.islice(iterable, n)))
 
 
-def izip(iterables):
-    """ "Python 3" zip re-implementation for Python 2. """
-    iterables = [iter(iterable) for iterable in iterables]
-    try:
-        while True:
-            yield tuple([next(iterable) for iterable in iterables])
-    except StopIteration:
-        pass
-
-
 class Dummy:
     """ Dummy placeholder object for testing and mocking. """
 

amodem/recv.py

@@ -111,7 +111,7 @@ class Receiver:
             bits = self.modem.decode(S, freq_handler)  # list of bit tuples
             streams.append(bits)  # bit stream per frequency
 
-        return common.izip(streams), symbol_list
+        return zip(*streams), symbol_list
 
     def _demodulate(self, sampler, symbols):
         symbol_list = []

amodem/tests/test_common.py

@@ -48,12 +48,6 @@ def test_dumps_loads():
     assert all(x == y)
 
 
-def test_izip():
-    x = range(10)
-    y = range(-10, 0)
-    assert list(common.izip([x, y])) == list(zip(x, y))
-
-
 def test_configs():
     default = config.Configuration()
     fastest = config.fastest()