add logging to fit exception to retain more info and find problem with #56; all references to current graph are either None or id, should close #57

src/gui_qt/main/mainwindow.py

@@ -9,6 +9,7 @@ from numpy import geomspace, linspace
 from pyqtgraph import ViewBox
 
 from nmreval.configs import *
+from nmreval.lib.logger import logger
 from nmreval.io.sessionwriter import NMRWriter
 
 from .management import UpperManagement
@@ -128,7 +129,7 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
 
         self.datawidget.management = self.management
         self.integralwidget.management = self.management
-        self.drawingswidget.graphs = self.management.graphs
+        # self.drawingswidget.graphs = self.management.graphs
 
         self.ac_group = QtWidgets.QActionGroup(self)
         self.ac_group.addAction(self.action_lm_fit)
@@ -161,7 +162,6 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
         self.actionPick_position.triggered.connect(lambda: self._show_tab('pick'))
         self.actionIntegration.triggered.connect(lambda: self._show_tab('integrate'))
         self.action_FitWidget.triggered.connect(lambda: self._show_tab('fit'))
-        self.action_draw_object.triggered.connect(lambda: self._show_tab('drawing'))
 
         self.action_new_set.triggered.connect(self.management.create_empty)
 
@@ -389,7 +389,7 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
                     self.current_graph_widget.enable_picking(False)
 
                     self.current_graph_widget = None
-                    self.management.current_graph = ''
+                    self.management.current_graph = None
                     self.current_plotitem = None
 
                 wdgt.setParent(None)
@@ -493,7 +493,6 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
             'signal': (self.editsignalwidget, 'Signals'),
             'pick': (self.ptsselectwidget, 'Pick points'),
             'fit': (self.fit_dialog, 'Fit'),
-            'drawing': (self.drawingswidget, 'Draw'),
             'integrate': (self.integralwidget, 'Integrate'),
         }[mode]
 
@@ -905,7 +904,9 @@ class NMRMainWindow(QtWidgets.QMainWindow, Ui_BaseWindow):
 
     @QtCore.pyqtSlot(dict, int, bool)
     def show_fit_preview(self, funcs: dict, num: int, show: bool):
-        if self.fit_dialog.connected_figure is None:
+        if not self.fit_dialog.connected_figure:
+            logger.warning(f'Fit dialog is not connected graph: Fit {self.fit_dialog.connected_figure}, '
+                           f'current graph: {self.management.current_graph} ({self.management.current_graph in self.management.graphs})')
             return
 
         g = self.management.graphs[self.fit_dialog.connected_figure]