417, 418: modified transform to work with json from scancode and renamed configuration key for transform

.vscode/settings.json

@@ -0,0 +1,3 @@
+{
+    "python.pythonPath": "/home/sarthak/gsoc/aboutcode-toolkit/local/bin/python2.7"
+}

src/attributecode/transform.py

@@ -127,6 +127,14 @@ def transform_json(data, transformer):
     errors = []
     new_data = []
     renamings = transformer.column_renamings
+    #if json is output of scancode-toolkit
+    if(data["headers"][0]["tool_name"] == "scancode-toolkit"):
+        #only takes data inside "files"
+        data = data["files"]
+        #automatically renames path to about_resource
+        if("path" not in renamings.keys()):
+            renamings["path"] = "about_resource"
+
     if isinstance(data, list):
         for item in data:
             element, err = process_json_keys(item, renamings, transformer)

tests/test_transform.py

@@ -68,4 +68,17 @@ def test_transform_data_json_as_array(self):
         for item in data:
             keys = list(item.keys())
         expect = [u'about_resource', u'name', u'version']
-        assert keys == expect
+        assert keys == expect
+
+    def test_transform_data_json_scancode(self):
+        test_file = get_test_loc('test_transform/input_scancode.json')
+        configuration = get_test_loc('test_transform/configuration_scancode')
+        json_data = read_json(test_file)
+        transformer = Transformer.from_file(configuration)
+        data, err = transform_json(json_data, transformer)
+        keys = []
+        for item in data:
+            keys = list(item.keys())
+        expect = [u'about_resource', u'name', u'new_extension']
+        assert keys == expect
+

tests/testdata/test_transform/configuration_scancode

@@ -0,0 +1,11 @@
+column_renamings:
+	extension : new_extension
+column_filters:
+	- name
+	- new_extension
+	- about_resource
+required_columns:
+	- name
+	- type
+
+