ENH: light refactoring.

TimeSeries/s2sen2cor.py

-import gdal
-import otbApplication as otb
-from otb_numpy_proc import to_otb_pipeline
-import glob
-import os
-import sys
-import zipfile
-import osr
-import datetime
 from s2theia import *
 
 class S2Sen2CorTilePipeline(S2TheiaTilePipeline):

TimeSeries/s2theia.py

-import sys
 import warnings
 
-import gdal
+from osgeo import gdal
 import otbApplication as otb
 
-from otb_numpy_proc import to_otb_pipeline
+from Common.otb_numpy_proc import to_otb_pipeline
 import numpy as np
 import glob
 import os
 import xml.etree.ElementTree as et
 import zipfile
-import osr
+from osgeo import osr
 import datetime
 import uuid
 import shutil

VHR/segmentation.py

 import sys
-sys.path.append('../Common')
-
 from Common.otb_numpy_proc import to_otb_pipeline
 import os.path
 import otbApplication as otb

VHR/vhrbase.py

 import otbApplication as otb
-from otb_numpy_proc import to_otb_pipeline
+from Common.otb_numpy_proc import to_otb_pipeline
 import os
 import glob
 from pathlib import Path
 import re
-import ogr
+from osgeo import ogr
 
 class SPOT67RasterPipeline:
     # BEGIN SPOT6/7 VHR PROTOTYPE