dcgain and step_info post PR merge cleanup

bnavigator · bnavigator · commit 3956994336f1 · 2021-03-20T13:23:38.000+01:00
diff --git a/control/statesp.py b/control/statesp.py
@@ -1225,7 +1225,7 @@ def dcgain(self, warn_infinite=False):
 
         Returns
         -------
-        gain : (outputs, inputs) ndarray or scalar
+        gain : (noutputs, ninputs) ndarray or scalar
             Array or scalar value for SISO systems, depending on
             config.defaults['control.squeeze_frequency_response'].
             The value of the array elements or the scalar is either the
diff --git a/control/timeresp.py b/control/timeresp.py
@@ -937,7 +937,7 @@ def step_info(sysdata, T=None, T_num=None, yfinal=None,
                 peak_time = T[peak_index]
 
                 # SteadyStateValue
-                steady_state_value = InfValue.real
+                steady_state_value = InfValue
 
             retij = {
                 'RiseTime': rise_time,
diff --git a/control/xferfcn.py b/control/xferfcn.py
@@ -1070,7 +1070,7 @@ def dcgain(self, warn_infinite=False):
 
         Returns
         -------
-        gain : (outputs, inputs) ndarray or scalar
+        gain : (noutputs, ninputs) ndarray or scalar
             Array or scalar value for SISO systems, depending on
             config.defaults['control.squeeze_frequency_response'].
             The value of the array elements or the scalar is either the
@@ -1080,7 +1080,6 @@ def dcgain(self, warn_infinite=False):
             For real valued systems, the empty imaginary part of the
             complex zero-frequency response is discarded and a real array or
             scalar is returned.
-
         """
         return self._dcgain(warn_infinite)
 
