--- a
+++ b/0_preprocessing_single.py
@@ -0,0 +1,28 @@
+from brats_toolkit.preprocessor import Preprocessor
+
+# instantiate
+prep = Preprocessor()
+
+# define inputs
+examName = "TCGA-DU-7294"
+t1File = "example_data/input_preprocessor_single_processing/TCGA-DU-7294/TCGA-DU-7294-T1.nii.gz"
+t1cFile = "example_data/input_preprocessor_single_processing/TCGA-DU-7294/TCGA-DU-7294-T1c.nii.gz"
+t2File = "example_data/input_preprocessor_single_processing/TCGA-DU-7294/TCGA-DU-7294-T2.nii.gz"
+flaFile = "example_data/input_preprocessor_single_processing/TCGA-DU-7294/TCGA-DU-7294-FLAIR.nii.gz"
+
+# define outputs
+outputDir = "example_data/output_preprocessor_single/TCGA-DU-7294"
+
+# execute it
+prep.single_preprocess(
+    t1File=t1File,
+    t1cFile=t1cFile,
+    t2File=t2File,
+    flaFile=flaFile,
+    outputFolder=outputDir,
+    # this way the brain extraction will run on cpu
+    mode="cpu",
+    confirm=True,
+    skipUpdate=False,
+    gpuid="0",
+)