Merge branch 'fix-xst-attributes' into 'master'

Fix reshaping XST attributes if we have less than 192 inputs

See merge request lofar2.0/tango!714

tangostationcontrol/tangostationcontrol/devices/sdp/xst.py

@@ -445,22 +445,22 @@ class XST(Statistics):
 
     def read_xst_real_R(self):
         return numpy.real(self.statistics_client.collector.xst_values()).reshape(
-            MAX_PARALLEL_SUBBANDS, MAX_INPUTS * MAX_INPUTS
+            MAX_PARALLEL_SUBBANDS, self.statistics_collector.nr_signal_inputs**2
         )
 
     def read_xst_imag_R(self):
         return numpy.imag(self.statistics_client.collector.xst_values()).reshape(
-            MAX_PARALLEL_SUBBANDS, MAX_INPUTS * MAX_INPUTS
+            MAX_PARALLEL_SUBBANDS, self.statistics_collector.nr_signal_inputs**2
         )
 
     def read_xst_power_R(self):
         return numpy.abs(self.statistics_client.collector.xst_values()).reshape(
-            MAX_PARALLEL_SUBBANDS, MAX_INPUTS * MAX_INPUTS
+            MAX_PARALLEL_SUBBANDS, self.statistics_collector.nr_signal_inputs**2
         )
 
     def read_xst_phase_R(self):
         return numpy.angle(self.statistics_client.collector.xst_values()).reshape(
-            MAX_PARALLEL_SUBBANDS, MAX_INPUTS * MAX_INPUTS
+            MAX_PARALLEL_SUBBANDS, self.statistics_collector.nr_signal_inputs**2
         )
 
     # xst_R, but as a matrix of input x input, for each specific subband index