Py_change_sig_prop.md

+````python
+import sys
+import anywave
+
+anywave.init(sys.argv)
+
+# change the color of channel A1
+cfg = dict()
+cfg['labels'] = ['A1]
+cfg['color'] = '#008800'   # green
+
+anywave.change_sig_prop(cfg)
+
+# change filters and colors for several channels
+cfg['labels'] = ['A1', 'A4', 'A5']
+cfg['color'] = '#001199"
+cfg['hp'] = 1
+cfg['lp'] = 80
+
+anywave.change_sig_prop(cfg)
+
+````
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