Corrected pnCCD Main notebooks for path to slow data, etc.

cal_tools/cal_tools/pnccdlib.py

+# Extracting slow data:
+import os
+import traceback
+from typing import Tuple
+
+import h5py
+
+
+def extract_slow_data(karabo_id: str, karabo_da_control: str,
+                      ctrl_fname: str, ctrl_path: str,
+                      mdl_ctrl_path: str,
+                      bias_voltage: float, gain: float,
+                      fix_temperature_top :float,
+                      fix_temperature_bot :float,
+                      ) -> Tuple[float, float, float, float]:
+    """
+    Extract slow data from given control paths.
+    """
+    try:
+        with h5py.File(ctrl_fname, "r") as f:
+            if bias_voltage == 0.:
+                bias_voltage = abs(f[os.path.join(mdl_ctrl_path,
+                                                  "DAQ_MPOD/u0voltage/value")][0])  # noqa
+            if gain == 0.1:
+                gain = f[os.path.join(mdl_ctrl_path, 
+                                      "DAQ_GAIN/pNCCDGain/value")][0]
+            if fix_temperature_top == 0.:
+                fix_temperature_top = f[os.path.join(ctrl_path, 
+                                                     "inputA/krdg/value")][0]
+            if fix_temperature_bot == 0.:
+                fix_temperature_bot = f[os.path.join(ctrl_path,
+                                                     "inputB/krdg/value")][0]
+    except KeyError:
+        print("Error during reading slow data,"
+              " please check the given h5 path for the control parameters")
+        traceback.print_exc(limit=1)
+        print("bias voltage control h5path:",
+              os.path.join(mdl_ctrl_path, "DAQ_MPOD/u0voltage/value"))
+        print("gain control h5path:",
+              os.path.join(mdl_ctrl_path, "DAQ_GAIN/pNCCDGain/value"))
+        print("fix_temperature_top control h5path:",
+              os.path.join(ctrl_path, "inputA/krdg/value"))
+        print("fix_temperature_bot control h5path:",
+              os.path.join(ctrl_path, "inputB/krdg/value"))
+    
+    return bias_voltage, gain, fix_temperature_top, fix_temperature_bot
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