bugfix od adapt function in base filter

Author: matousc89

.gitignore

@@ -1,3 +1,6 @@
+*.png
+*.svg
+
 .idea/
 
 to_ignore.py

af_classes.pdf

@@ -3,7 +3,7 @@
 Changelog
 ===========
 
-**Version 1.2.0** *2022-01-28*
+**Version 1.2.0** *Released: 2022-01-28*
  All adaptive filters were significantly refactored.
  Added new adaptive filters :ref:`filter-gmcc`, :ref:`filter-llncosh`.
  Added new detection tool :ref:`detection-ese`.

docsdir/source/sources/changelog.rst

@@ -163,7 +163,7 @@ def adapt(self, d, x):
         """
         y = self.predict(x)
         e = d - y
-        self.w += self.learning_rule(self, e, x)
+        self.w += self.learning_rule(e, x)
 
     def run(self, d, x):
         """

padasip/filters/base_filter.py

@@ -9,6 +9,12 @@
 
 class TestFilters(unittest.TestCase):
 
+    def test_base_filter_adapt(self):
+        filt = pa.filters.FilterLMS(3, mu=1., w="zeros")
+        x = np.array([2, 4, 3])
+        filt.adapt(1, x)
+        self.assertAlmostEqual(filt.w.sum(), 9.0)
+
     def test_filter_gngd(self):
         """
         Test of GNGD filter output.