Revised previous commit.

Updated version info.

arosics/CoReg.py

@@ -435,9 +435,14 @@ class COREG(object):
                 # TODO: replace that function with geoArr.get_subset(zslice=slice(band4match, band4match+1))
                 # TODO: as soon as all metadata are passed through get_subset()
                 zslice = slice(geoArr_cr.band4match, geoArr_cr.band4match+1)
-                geoArr_cr.bandnames = list(np.array(list(geoArr_cr._bandnames))[zslice])
-                geoArr_cr.metadata = None if geoArr_cr._metadata is None else \
-                    geoArr_cr._metadata[list(np.array(range(geoArr_cr.bands))[zslice])].copy()
+
+                if geoArr_cr._bandnames:
+                    geoArr_cr.bandnames = list(np.array(list(geoArr_cr._bandnames))[zslice])
+
+                if geoArr_cr._metadata is not None:
+                    geoArr_cr.metadata = \
+                        geoArr_cr._metadata[list(np.array(range(len(geoArr_cr._metadata.columns)))[zslice])].copy()
+
                 return geoArr_cr
 
             if self.grid2use == 'ref':

arosics/__init__.py

@@ -12,8 +12,8 @@ from arosics.Tie_Point_Grid import Tie_Point_Grid
 
 __author__ = """Daniel Scheffler"""
 __email__ = 'daniel.scheffler@gfz-potsdam.de'
-__version__ = '0.8.3'
-__versionalias__ = '2018-03-07_01'
+__version__ = '0.8.4'
+__versionalias__ = '2018-03-08_01'
 __all__ = ['COREG',
            'COREG_LOCAL',
            'DESHIFTER',

setup.py

@@ -28,7 +28,7 @@ test_requirements = requirements + ['coverage', 'nose', 'nose-htmloutput', 'redn
 
 setup(
     name='arosics',
-    version='0.8.3',
+    version='0.8.4',
     description="An Automated and Robust Open-Source Image Co-Registration Software for Multi-Sensor Satellite Data",
     long_description=readme + '\n\n' + history,
     author="Daniel Scheffler",

tests/test_COREG_LOCAL.py

@@ -86,3 +86,39 @@ class CompleteWorkflow_INTER1_S2A_S2A(unittest.TestCase):
 #
 #      # Part 2: Saving the results of each testsuite and the query for the job.status in individual variables.
 #      testResult = unittest.TextTestRunner(verbosity=2).run(alltests)
+
+
+class TestBandnames(unittest.TestCase):
+    def setUp(self):
+        import dill
+        with open('/home/gfz-fe/scheffler/temp/coreg_bug_bandnames/CRL_argskwargs.dill', 'rb') as inF:
+            argskwargs = dill.load(inF)
+
+        argskwargs['im_ref'] = '/home/gfz-fe/scheffler/temp/coreg_bug_bandnames/ref_image.tif'
+        argskwargs['im_tgt'] = '/home/gfz-fe/scheffler/temp/coreg_bug_bandnames/L2A_T32UPV_20170430T103021_B05_20m.jp2'
+        argskwargs['q'] = False
+
+        self.argskwargs = argskwargs
+
+    def test(self):
+        crl = COREG_LOCAL(**self.argskwargs)
+        crl.tiepoint_grid
+        crl.correct_shifts()
+
+
+# class TestBandnames(unittest.TestCase):
+#     def setUp(self):
+#         import dill
+#         with open('/home/gfz-fe/scheffler/temp/coreg_bug_bandnames/CRL_argskwargs_60m.dill', 'rb') as inF:
+#             argskwargs = dill.load(inF)
+#
+#         argskwargs['im_ref'] = '/home/gfz-fe/scheffler/temp/coreg_bug_bandnames/ref_image.tif'
+#         argskwargs['im_tgt'] = '/home/gfz-fe/scheffler/temp/coreg_bug_bandnames/L2A_T32UPV_20170430T103021_B01_60m.jp2'
+#         argskwargs['q'] = False
+#
+#         self.argskwargs = argskwargs
+#
+#     def test(self):
+#         crl = COREG_LOCAL(**self.argskwargs)
+#         crl.tiepoint_grid
+#         crl.correct_shifts()