sync update: moving to ./sync.py as entry point

utils/Sync/sync/data/fs.py

@@ -4,18 +4,31 @@ from glob import glob
 from shutil import copyfile
 
 from sync.data import Provider
+from utils.fn import lmap
 from utils.hash import hash_file
 
 
 class FSProvider(Provider):
-    def open(self, path, mode):
-        return open(self.get_abs(path), mode)
+    def open(self, path):
+        return open(self.get_abs(path), 'rb')
 
     def scan(self, path):
-        return os.scandir(self.get_abs(path))
+        return lmap(
+            self.get_rel,
+            map(
+                lambda i: i.path,
+                os.scandir(self.get_abs(path))
+            )
+        )
 
     def glob(self, pattr):
-        return glob(self.get_abs(pattr))
+        return lmap(self.get_rel, glob(self.get_abs(pattr)))
+
+    def type_filter(self, path, ext):
+        return list(filter(
+            lambda fn: os.path.splitext(fn)[1] == ext,
+            self.scan(path)
+        ))
 
     def hash(self, path):
         return hash_file(self.get_abs(path))
@@ -28,3 +41,6 @@ class FSProvider(Provider):
         file = self.get_abs(path)
         return os.path.getsize(file)
 
+    def is_dir(self, path):
+        return os.path.isdir(self.get_abs(path))
+