move format_name from ArchiveEntry to ArchiveRead

Author: Changaco

libarchive/entry.py

@@ -433,10 +433,6 @@ def rdevminor(self):
     def rdevminor(self, value):
         ffi.entry_set_rdevminor(self._entry_p, value)
 
-    @property
-    def format_name(self):
-        return ffi.format_name(self._archive_p)
-
 
 class ConsumedArchiveEntry(ArchiveEntry):
 

libarchive/read.py

@@ -39,6 +39,10 @@ def filter_names(self):
         count = ffi.filter_count(self._pointer)
         return [ffi.filter_name(self._pointer, i) for i in range(count - 1)]
 
+    @property
+    def format_name(self):
+        return ffi.format_name(self._pointer)
+
 
 @contextmanager
 def new_archive_read(format_name='all', filter_name='all', passphrase=None):