[new] if QSettings fails, ask to reset!

[bugfix] checkBoxPG outdated in QSettings
[bugfix] moved SetChannelComponents to utils (produced circular imports)

PyLoT.py

@@ -67,7 +67,7 @@ from pylot.core.pick.compare import Comparison
 from pylot.core.pick.utils import symmetrize_error, getQualityFromUncertainty, getPickQuality
 from pylot.core.io.phases import picksdict_from_picks
 import pylot.core.loc.nll as nll
-from pylot.core.util.defaults import FILTERDEFAULTS, SetChannelComponents
+from pylot.core.util.defaults import FILTERDEFAULTS
 from pylot.core.util.errors import DatastructureError, \
     OverwriteError
 from pylot.core.util.connection import checkurl
@@ -76,7 +76,7 @@ from pylot.core.util.utils import fnConstructor, getLogin, \
     full_range, readFilterInformation, trim_station_components, check4gaps, make_pen, pick_color_plt, \
     pick_linestyle_plt, remove_underscores, check4doubled, identifyPhaseID, excludeQualityClasses, \
     check4rotated, transform_colors_mpl, transform_colors_mpl_str, getAutoFilteroptions, check_all_obspy, \
-    check_all_pylot, real_Bool
+    check_all_pylot, real_Bool, SetChannelComponents
 from pylot.core.util.event import Event
 from pylot.core.io.location import create_creation_info, create_event
 from pylot.core.util.widgets import FilterOptionsDialog, NewEventDlg, \
@@ -155,6 +155,8 @@ class MainWindow(QMainWindow):
             self.data._new = False
         self.autodata = Data(self)
 
+        while True:
+            try:
                 if settings.value("user/FullName", None) is None:
                     fulluser = QInputDialog.getText(self, "Enter Name:", "Full name")
                     settings.setValue("user/FullName", fulluser)
@@ -164,6 +166,21 @@ class MainWindow(QMainWindow):
                                                   "Enter authority/institution name:",
                                                   "Authority")
                     settings.setValue("agency_id", agency)
+                break
+            except Exception as e:
+                qmb = QMessageBox(self, icon=QMessageBox.Question,
+                                  text='Could not init application settings: {}.'
+                                       'Do you want to reset application settings?'.format(e),
+                                  windowTitle='PyLoT - Init QSettings warning')
+                qmb.setStandardButtons(QMessageBox.Yes | QMessageBox.No)
+                qmb.setDefaultButton(QMessageBox.No)
+                ret = qmb.exec_()
+                if ret == qmb.Yes:
+                    settings.clear()
+                else:
+                    sys.exit()
+                print('Settings cleared!')
+
         self.fnames = None
         self._stime = None
         structure_setting = settings.value("data/Structure", "PILOT")
@@ -671,11 +688,6 @@ class MainWindow(QMainWindow):
         xlab = self.startTime.strftime('seconds since %Y/%m/%d %H:%M:%S (%Z)')
         plottitle = None  # "Overview: {0} components ".format(self.getComponent())
         self.disconnectWFplotEvents()
-        if str(settings.value('pyqtgraphic')) == 'false' or not pg:
-            self.pg = False
-            self.dataPlot = PylotCanvas(parent=self, connect_events=False, multicursor=True)
-            self.dataPlot.updateWidget(xlab, None, plottitle)
-        else:
         self.pg = pg
         self.dataPlot = WaveformWidgetPG(parent=self,
                                          title=plottitle)

pylot/core/pick/utils.py

@@ -13,8 +13,7 @@ import warnings
 import matplotlib.pyplot as plt
 import numpy as np
 from obspy.core import Stream, UTCDateTime
-from pylot.core.util.utils import real_Bool, real_None
+from pylot.core.util.utils import real_Bool, real_None, SetChannelComponents
-from pylot.core.util.defaults import SetChannelComponents
 
 
 def earllatepicker(X, nfac, TSNR, Pick1, iplot=0, verbosity=1, fig=None, linecolor='k'):

pylot/core/util/defaults.py

@@ -41,54 +41,3 @@ OUTPUTFORMATS = {'.xml': 'QUAKEML',
 LOCTOOLS = dict(nll=nll, hyposat=hyposat, velest=velest, hypo71=hypo71, hypodd=hypodd)
 
 
-class SetChannelComponents(object):
-    def __init__(self):
-        self.setDefaultCompPosition()
-
-    def setDefaultCompPosition(self):
-        # default component order
-        self.compPosition_Map = dict(Z=2, N=1, E=0)
-        self.compName_Map = {'3': 'Z',
-                             '1': 'N',
-                             '2': 'E'}
-
-    def _getCurrentPosition(self, component):
-        for key, value in self.compName_Map.items():
-            if value == component:
-                return key, value
-        errMsg = 'getCurrentPosition: Could not find former position of component {}.'.format(component)
-        raise ValueError(errMsg)
-
-    def _switch(self, component, component_alter):
-        # Without switching, multiple definitions of the same alter_comp are possible
-        old_alter_comp, _ = self._getCurrentPosition(component)
-        old_comp = self.compName_Map[component_alter]
-        if not old_alter_comp == component_alter and not old_comp == component:
-            self.compName_Map[old_alter_comp] = old_comp
-            print('switch: Automatically switched component {} to {}'.format(old_alter_comp, old_comp))
-
-    def setCompPosition(self, component_alter, component, switch=True):
-        component_alter = str(component_alter)
-        if not component_alter in self.compName_Map.keys():
-            errMsg = 'setCompPosition: Unrecognized alternative component {}. Expecting one of {}.'
-            raise ValueError(errMsg.format(component_alter, self.compName_Map.keys()))
-        if not component in self.compPosition_Map.keys():
-            errMsg = 'setCompPosition: Unrecognized target component {}. Expecting one of {}.'
-            raise ValueError(errMsg.format(component, self.compPosition_Map.keys()))
-        print('setCompPosition: set component {} to {}'.format(component_alter, component))
-        if switch:
-            self._switch(component, component_alter)
-        self.compName_Map[component_alter] = component
-
-    def getCompPosition(self, component):
-        return self._getCurrentPosition(component)[0]
-
-    def getPlotPosition(self, component):
-        component = str(component)
-        if component in self.compPosition_Map.keys():
-            return self.compPosition_Map[component]
-        elif component in self.compName_Map.keys():
-            return self.compPosition_Map[self.compName_Map[component]]
-        else:
-            errMsg = 'getCompPosition: Unrecognized component {}. Expecting one of {} or {}.'
-            raise ValueError(errMsg.format(component, self.compPosition_Map.keys(), self.compName_Map.keys()))

pylot/core/util/utils.py

@@ -1214,3 +1214,56 @@ if __name__ == "__main__":
     import doctest
 
     doctest.testmod()
+
+
+class SetChannelComponents(object):
+    def __init__(self):
+        self.setDefaultCompPosition()
+
+    def setDefaultCompPosition(self):
+        # default component order
+        self.compPosition_Map = dict(Z=2, N=1, E=0)
+        self.compName_Map = {'3': 'Z',
+                             '1': 'N',
+                             '2': 'E'}
+
+    def _getCurrentPosition(self, component):
+        for key, value in self.compName_Map.items():
+            if value == component:
+                return key, value
+        errMsg = 'getCurrentPosition: Could not find former position of component {}.'.format(component)
+        raise ValueError(errMsg)
+
+    def _switch(self, component, component_alter):
+        # Without switching, multiple definitions of the same alter_comp are possible
+        old_alter_comp, _ = self._getCurrentPosition(component)
+        old_comp = self.compName_Map[component_alter]
+        if not old_alter_comp == component_alter and not old_comp == component:
+            self.compName_Map[old_alter_comp] = old_comp
+            print('switch: Automatically switched component {} to {}'.format(old_alter_comp, old_comp))
+
+    def setCompPosition(self, component_alter, component, switch=True):
+        component_alter = str(component_alter)
+        if not component_alter in self.compName_Map.keys():
+            errMsg = 'setCompPosition: Unrecognized alternative component {}. Expecting one of {}.'
+            raise ValueError(errMsg.format(component_alter, self.compName_Map.keys()))
+        if not component in self.compPosition_Map.keys():
+            errMsg = 'setCompPosition: Unrecognized target component {}. Expecting one of {}.'
+            raise ValueError(errMsg.format(component, self.compPosition_Map.keys()))
+        print('setCompPosition: set component {} to {}'.format(component_alter, component))
+        if switch:
+            self._switch(component, component_alter)
+        self.compName_Map[component_alter] = component
+
+    def getCompPosition(self, component):
+        return self._getCurrentPosition(component)[0]
+
+    def getPlotPosition(self, component):
+        component = str(component)
+        if component in self.compPosition_Map.keys():
+            return self.compPosition_Map[component]
+        elif component in self.compName_Map.keys():
+            return self.compPosition_Map[self.compName_Map[component]]
+        else:
+            errMsg = 'getCompPosition: Unrecognized component {}. Expecting one of {} or {}.'
+            raise ValueError(errMsg.format(component, self.compPosition_Map.keys(), self.compName_Map.keys()))

pylot/core/util/widgets.py

@@ -49,13 +49,12 @@ from pylot.core.io.inputs import FilterOptions, PylotParameter
 from pylot.core.pick.utils import getSNR, earllatepicker, getnoisewin, \
     getResolutionWindow, getQualityFromUncertainty
 from pylot.core.pick.compare import Comparison
-from pylot.core.util.defaults import OUTPUTFORMATS, FILTERDEFAULTS, \
+from pylot.core.util.defaults import OUTPUTFORMATS, FILTERDEFAULTS
-    SetChannelComponents
 from pylot.core.util.utils import prepTimeAxis, full_range, scaleWFData, \
     demeanTrace, isSorted, findComboBoxIndex, clims, pick_linestyle_plt, pick_color_plt, \
     check4rotated, check4doubled, check4gaps, remove_underscores, find_horizontals, identifyPhase, \
     loopIdentifyPhase, trim_station_components, transformFilteroptions2String, \
-    identifyPhaseID, real_Bool, pick_color, getAutoFilteroptions
+    identifyPhaseID, real_Bool, pick_color, getAutoFilteroptions, SetChannelComponents
 from autoPyLoT import autoPyLoT
 from pylot.core.util.thread import Thread
 from pylot.core.util.dataprocessing import Metadata
@@ -4617,31 +4616,16 @@ class GraphicsTab(PropTab):
         self.main_layout.addWidget(label, 1, 0)
         self.main_layout.addWidget(self.spinbox_nth_sample, 1, 1)
 
-    def add_pg_cb(self):
-        pg = True
-        text = {True: 'Use pyqtgraphic library for plotting',
-                False: 'Cannot use library: pyqtgraphic not found on system'}
-        label = QLabel('PyQt graphic')
-        label.setToolTip(text[bool(pg)])
-        label.setEnabled(bool(pg))
-        self.checkbox_pg = QtGui.QCheckBox()
-        self.checkbox_pg.setEnabled(bool(pg))
-        self.checkbox_pg.setChecked(bool(pg))
-        self.main_layout.addWidget(label, 0, 0)
-        self.main_layout.addWidget(self.checkbox_pg, 0, 1)
-
     def set_current_style(self):
         selected_style = self.style_cb.currentText()
         self.pylot_mainwindow.set_style(selected_style)
 
     def getValues(self):
-        values = {'nth_sample': self.spinbox_nth_sample.value(),
+        values = {'nth_sample': self.spinbox_nth_sample.value()}
-                  'pyqtgraphic': self.checkbox_pg.isChecked()}
         return values
 
     def resetValues(self, infile=None):
-        values = {'nth_sample': self.spinbox_nth_sample.setValue(1),
+        values = {'nth_sample': self.spinbox_nth_sample.setValue(1)}
-                  'pyqtgraphic': self.checkbox_pg.setChecked(True)}
         return values