ENH: Try using Python instead of Groovy

src/imagej_open.py

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+# @DatasetIOService ds
+# @UIService ui
+# @File(label="Raw images directory", description="Images path", style="directory", value="/share/Pariksheet/consultations/rnai-screen-tf/results/z_projection") path
+# @String(label="Plate name", choices={"160415_015529-V", "501B102", "502B98", "503B99", "507B99"}) plate
+# @String(label="Well", value="C03") well
+# @OUTPUT Dataset image
+
+# It looks like the only "ImageJ2" way of opening a single-TIFF
+# image series is using the big data viewer:
+# http://forum.imagej.net/t/wrap-imageplus-virtualstack-into-imglib2/4154/10
+# The big data viewer VirtualStackImageLoader requires an ImagePlus as input.
+
+# Open the image stack and convert to hyperstack
+import glob
+import os.path
+
+files = glob.glob(os.path.join(str(path), "{}_{}*".format(plate, well)))
+files.sort()
+# There doesn't seem to be a trivial way to read multiple files.
+#ims = [ds.open(filename) for filename in files]
+#print(type(ims[0]))
+from io.scif.config import SCIFIOConfig
+from io.scif.img import ImgOpener
+#from io.scif import SCIFIO
+import net.imagej.ImageJ as ij
+
+config = (
+    SCIFIOConfig()
+    .groupableSetGroupFiles(True)
+)
+im = ds.open(files[0], config)
+print(im)
+#ds = ij.scifio()#.datasetIO().open(files[0], config);
+#im = ImgOpener().openImg(files[0], config)
+#print(dir(im))
+#print(im.metadata.getImageCount())
+
+#scifio = SCIFIO()
+#reader = scifio.initializer().initializeReader(files[0])
+#print(reader.getMetadata().getImageCount())
+
+#from ij import IJ, WindowManager
+#IJ.run("Image Sequence...",
+#       "open={path} file={pattern} sort".format(
+#       path=path, pattern="{}_{}".format(plate, well)))
+#im = WindowManager.getCurrentImage()
+#IJ.run("Stack to Hyperstack...",
+#       "order=xyctz channels=3 slices=1 frames={frames} display=Composite".format(
+#       frames=im.getNSlices() / 3))
+#IJ.Stack.setActiveChannels("011");
+#IJ.run("Blue");
+#IJ.Stack.setActiveChannels("101");
+#IJ.run("Red");
+#IJ.Stack.setActiveChannels("110");
+#IJ.run("Green");