Adds pre-commit support

This MR adds pre-commit support to this package, with checks for syntax, import usage and many more.

bob/ip/binseg/data/JSRT/__init__.py

@@ -3,8 +3,8 @@
 
 """Japanese Society of Radiological Technology dataset for Lung Segmentation
 
-The database includes 154 nodule and 93 non-nodule images.  It contains a total  
-of 247 resolution of 2048 x 2048 One set of ground-truth lung annotations is 
+The database includes 154 nodule and 93 non-nodule images.  It contains a total
+of 247 resolution of 2048 x 2048 One set of ground-truth lung annotations is
 available.
 
 * Reference: [JSRT-2000]_
@@ -20,13 +20,16 @@ available.
 """
 
 import os
-import pkg_resources
+
 import numpy as np
-import bob.extension
+import pkg_resources
+
 from PIL import Image
 
+import bob.extension
+
 from ..dataset import JSONDataset
-from ..loader import load_pil_rgb, load_pil_1, make_delayed
+from ..loader import load_pil_1, load_pil_rgb, make_delayed
 
 _protocols = [
     pkg_resources.resource_filename(__name__, "default.json"),
@@ -40,11 +43,19 @@ _root_path = bob.extension.rc.get(
 def _raw_data_loader(sample):
     return dict(
         data=load_pil_rgb(os.path.join(_root_path, sample["data"])),
-        label=Image.fromarray(np.ma.mask_or(np.asarray(load_pil_1(os.path.join(_root_path, sample["label_l"]))),
-                                            np.asarray(load_pil_1(os.path.join(_root_path, sample["label_r"])))
-        )),
+        label=Image.fromarray(
+            np.ma.mask_or(
+                np.asarray(
+                    load_pil_1(os.path.join(_root_path, sample["label_l"]))
+                ),
+                np.asarray(
+                    load_pil_1(os.path.join(_root_path, sample["label_r"]))
+                ),
+            )
+        ),
     )
 
+
 def _loader(context, sample):
     # "context" is ignored in this case - database is homogeneous
     # we returned delayed samples to avoid loading all images at once
@@ -52,6 +63,9 @@ def _loader(context, sample):
 
 
 dataset = JSONDataset(
-    protocols=_protocols, fieldnames=("data", "label_l", "label_r"), loader=_loader)
-    
+    protocols=_protocols,
+    fieldnames=("data", "label_l", "label_r"),
+    loader=_loader,
+)
+
 """Japanese Society of Radiological Technology dataset object"""