From 5e3ca125bfc56d31b9c9ef819eab9171b73b7333 Mon Sep 17 00:00:00 2001
From: andreas128 <Andreas>
Date: Fri, 29 Sep 2017 18:50:41 +0200
Subject: Cleanup

---
 dpd/src/MER.py | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

(limited to 'dpd/src/MER.py')

diff --git a/dpd/src/MER.py b/dpd/src/MER.py
index 69c94f9..0f169a7 100644
--- a/dpd/src/MER.py
+++ b/dpd/src/MER.py
@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 #
-# Modulation Error Rate
+# DPD Calculation Engine, Modulation Error Rate.
 #
 # http://www.opendigitalradio.org
 # Licence: The MIT License, see notice at the end of this file
@@ -13,7 +13,6 @@ try:
 except:
     logging_path = "/tmp/"
 
-import src.Const
 import numpy as np
 import matplotlib
 matplotlib.use('agg')
@@ -72,8 +71,8 @@ class MER:
         return x_mean, y_mean, U_RMS, U_ERR, MER
 
     def calc_mer(self, tx, debug_name=""):
-        assert tx.shape[0] == self.c.T_U,\
-                "Wrong input length"
+        """Calculate MER for input signal from a symbol aligned signal."""
+        assert tx.shape[0] == self.c.T_U, "Wrong input length"
 
         spectrum = self._calc_spectrum(tx)
 
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