diff --git a/.gitignore b/.gitignore
index 4e761a3..5d6af77 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,19 +1,20 @@
-**.pyc
-**/node_modules/**
-**.arw
-**.dng
-**/.DS_Store
-**.mm
-**.nef
-**.rw2
+# Compiled python modules.
+*.pyc
+
+/build/
 /.coverage
-build/**
-dist/**
 docs/_build
-docs/Odigi_data_scheme.odg
-env/**
+docs/Ordigi_data_scheme.odg
+
+# Setuptools distribution folder.
+/dist/
+
+# Python egg metadata, regenerated from source files by setuptools.
+/*.egg-info
+
+/env/
 /htmlcov
-/photo
-/resources
+/ressources
 /Session.vim
 /tags
+
diff --git a/pytest.ini b/pytest.ini
new file mode 100644
index 0000000..51527ed
--- /dev/null
+++ b/pytest.ini
@@ -0,0 +1,7 @@
+[pytest]
+addopts = --ignore=old_tests -s
+
+# collect_ignore = ["old_test"]
+
+[pycodestyle]
+# ignore = old_test/* ALL
diff --git a/samples/images/DSC03584.dng b/samples/images/DSC03584.dng
new file mode 100755
index 0000000..1f96242
Binary files /dev/null and b/samples/images/DSC03584.dng differ
diff --git a/samples/test_exif/.DS_Store b/samples/test_exif/.DS_Store
new file mode 100644
index 0000000..5008ddf
Binary files /dev/null and b/samples/test_exif/.DS_Store differ
diff --git a/samples/test_exif/photo.arw b/samples/test_exif/photo.arw
new file mode 100644
index 0000000..c96da4c
Binary files /dev/null and b/samples/test_exif/photo.arw differ
diff --git a/samples/test_exif/photo.dng b/samples/test_exif/photo.dng
new file mode 100644
index 0000000..6bbd6cb
Binary files /dev/null and b/samples/test_exif/photo.dng differ
diff --git a/samples/test_exif/photo.nef b/samples/test_exif/photo.nef
new file mode 100644
index 0000000..fc699ab
Binary files /dev/null and b/samples/test_exif/photo.nef differ
diff --git a/samples/test_exif/photo.rw2 b/samples/test_exif/photo.rw2
new file mode 100644
index 0000000..9a8ea76
Binary files /dev/null and b/samples/test_exif/photo.rw2 differ