cache: remove unused code

Signed-off-by: Ruslan Kuprieiev <[email protected]>

dvc/cache.py

@@ -64,15 +64,6 @@ class Cache(object):
         relpath = os.path.relpath(path, self.cache_dir)
         return os.path.dirname(relpath) + os.path.basename(relpath)
 
-    def find_cache(self, files):
-        file_set = set(files)
-        cached = {}
-        for cache_file in self.all():
-            cached_files = list(filter(lambda f: System.samefile(cache_file, f), file_set))
-            cached.update(dict((f, os.path.basename(os.path.dirname(cache_file)) + os.path.basename(cache_file)) for f in cached_files))
-            file_set = file_set - set(cached_files)
-        return cached
-
     def _changed(self, md5):
         cache = self.get(md5)
         if self.state.changed(cache, md5=md5):

tests/test_cache.py

@@ -26,23 +26,6 @@ class TestCache(TestDvc):
         cache = Cache(self.dvc.dvc_dir).get(self.cache1_md5)
         self.assertEquals(cache, self.cache1)
 
-    def test_find_cache(self):
-        fname1 = os.path.basename(self.cache1)
-        fname1_md5 = self.cache1_md5
-        fname2 = os.path.basename(self.cache2)
-        fname2_md5 = self.cache2_md5
-        fname3 = 'non_existing'
-
-        System.hardlink(self.cache1, fname1)
-        System.hardlink(self.cache2, fname2)
-
-        cache = Cache(self.dvc.dvc_dir).find_cache([fname1, fname2, fname3])
-
-        expected = {fname1: fname1_md5, fname2: fname2_md5}
-
-        self.assertEqual(len(cache), 2)
-        self.assertEqual(cache, expected)
-
 
 class TestCacheLoadBadDirCache(TestDvc):
     def _do_test(self, ret):