class NoSuchFile(Exception):
    pass


class InvalidURL(Exception):
    pass


class NoRepository(Exception):
    pass


@@ -1,32 +1,107 @@
-class NoSuchFile(Exception):
+%22%22%22%0AGeneral execeptions used in planex%0A%22%22%22%0A%0A%0Aclass NoSuchFile(Exception):%0A    %22%22%22File does not exist%22%22%22
 %0A   
@@ -129,32 +129,57 @@
 URL(Exception):%0A
+    %22%22%22URL is invalid%22%22%22%0A
     pass%0A%0A%0Aclass
@@ -200,22 +200,61 @@
 Exception):%0A
+    %22%22%22No repository exists at path%22%22%22%0A
     pass%0A%0A
@@ -240,21 +240,20 @@
 at path%22%22%22%0A    pass%0A
-%0A

Fix pylint and PEP8 warnings