Add dtype to empty Pandas Series (#139)

zlatko-minev · Dec 16, 2022 · 233cefe · 233cefe
1 parent aa90e8b
commit 233cefe
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Showing 2 changed files with 6 additions and 6 deletions.
diff --git a/pyEPR/core_distributed_analysis.py b/pyEPR/core_distributed_analysis.py
@@ -932,7 +932,7 @@ def calc_Q_external(self, variation, freq_GHz, U_E = None):
         '''
         if U_E is None:
             U_E = self.calc_energy_electric(variation)
-        Qp = pd.Series({})
+        Qp = pd.Series({}, dtype='float64')
 
         freq = freq_GHz * 1e9  # freq in Hz
         for port_nm, port in self.pinfo.ports.items():
@@ -980,7 +980,7 @@ def calc_p_junction(self, variation, U_H, U_E, Ljs, Cjs):
         method = self.pinfo.options.method_calc_P_mj
         I_peak_ = {}
         V_peak_ = {}
-        Sj = pd.Series({})
+        Sj = pd.Series({}, dtype='float64')
         for j_name, j_props in self.pinfo.junctions.items():
             logger.debug(f'Calculating participations for {(j_name, j_props)}')
             Lj = Ljs[j_name]
@@ -1100,8 +1100,8 @@ def get_junctions_L_and_C(self, variation: str):
             # for all variations and concat
             raise NotImplementedError()  # TODO
         else:
-            Ljs = pd.Series({})
-            Cjs = pd.Series({})
+            Ljs = pd.Series({}, dtype='float64')
+            Cjs = pd.Series({}, dtype='float64')
 
             for junc_name, val in self.pinfo.junctions.items():  # junction nickname
                 _variables = self._hfss_variables[variation]
@@ -1244,7 +1244,7 @@ def do_EPR_analysis(self,
                 self.set_mode(mode)
 
                 # Get HFSS  solved frequencies
-                _Om = pd.Series({})
+                _Om = pd.Series({}, dtype='float64')
                 temp_freq = freqs_bare_GHz[mode]
                 _Om['freq_GHz'] = temp_freq  # freq
                 Om[mode] = _Om

diff --git a/pyEPR/project_info.py b/pyEPR/project_info.py
@@ -238,7 +238,7 @@ def save(self):
         return dict(
             pinfo=pd.Series(get_instance_vars(self, self._Forbidden)),
             dissip=pd.Series(self.dissipative.data()),
-            options=pd.Series(get_instance_vars(self.options)),
+            options=pd.Series(get_instance_vars(self.options), dtype='object'),
             junctions=pd.DataFrame(self.junctions),
             ports=pd.DataFrame(self.ports),
         )