Merge branch 'develop' of ariadne.geophysik.rub.de:/data/git/pylot into develop

pylot/core/util/utils.py

@@ -207,7 +207,25 @@ def four_digits(year):
     return year
 
 
-def getGlobalTimes(stream):
+def common_range(stream):
+    '''
+    takes a stream object and returns the earliest end and the latest start
+    time of all contained trace objects
+    :param stream: seismological data stream
+    :type stream: `~obspy.core.stream.Stream`
+    :return: maximum start time and minimum end time
+    '''
+    max_start = None
+    min_end = None
+    for trace in stream:
+        if max_start is None or trace.stats.starttime > max_start:
+            max_start = trace.stats.starttime
+        if min_end is None or trace.stats.endtime < min_end:
+            min_end = trace.stats.endtime
+    return max_start, min_end
+
+
+def full_range(stream):
     '''
     takes a stream object and returns the latest end and the earliest start
     time of all contained trace objects

pylot/core/util/widgets.py

@@ -32,7 +32,7 @@ from pylot.core.pick.utils import getSNR, earllatepicker, getnoisewin, \
 from pylot.core.pick.compare import Comparison
 from pylot.core.util.defaults import OUTPUTFORMATS, FILTERDEFAULTS, LOCTOOLS, \
     COMPPOSITION_MAP
-from pylot.core.util.utils import prepTimeAxis, getGlobalTimes, scaleWFData, \
+from pylot.core.util.utils import prepTimeAxis, full_range, scaleWFData, \
     demeanTrace, isSorted, findComboBoxIndex, clims, find_horizontals
 
 
@@ -425,7 +425,7 @@ class WaveformWidget(FigureCanvas):
                    noiselevel=None, scaleddata=False, mapping=True):
         self.getAxes().cla()
         self.clearPlotDict()
-        wfstart, wfend = getGlobalTimes(wfdata)
+        wfstart, wfend = full_range(wfdata)
         nmax = 0
         for n, trace in enumerate(wfdata):
             channel = trace.stats.channel
@@ -539,7 +539,7 @@ class PickDlg(QDialog):
         else:
             self.data = data
 
-        self.stime, self.etime = getGlobalTimes(self.getWFData())
+        self.stime, self.etime = full_range(self.getWFData())
 
         # initialize plotting widget
         self.multicompfig = WaveformWidget(self)