1 files changed, 15 insertions, 20 deletions
diff --git a/netlib/h2/h2.py b/netlib/h2/h2.py
index 5d74c1c8..7a85226f 100644
--- a/netlib/h2/h2.py
+++ b/netlib/h2/h2.py
@@ -1,25 +1,20 @@
-import base64
-import hashlib
-import os
-import struct
-import io
 
 # "PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"
 CLIENT_CONNECTION_PREFACE = '505249202a20485454502f322e300d0a0d0a534d0d0a0d0a'
 
 ERROR_CODES = utils.BiDi(
-    NO_ERROR = 0x0,
-    PROTOCOL_ERROR = 0x1,
-    INTERNAL_ERROR = 0x2,
-    FLOW_CONTROL_ERROR = 0x3,
-    SETTINGS_TIMEOUT = 0x4,
-    STREAM_CLOSED = 0x5,
-    FRAME_SIZE_ERROR = 0x6,
-    REFUSED_STREAM = 0x7,
-    CANCEL = 0x8,
-    COMPRESSION_ERROR = 0x9,
-    CONNECT_ERROR = 0xa,
-    ENHANCE_YOUR_CALM = 0xb,
-    INADEQUATE_SECURITY = 0xc,
-    HTTP_1_1_REQUIRED = 0xd
-    )
+    NO_ERROR=0x0,
+    PROTOCOL_ERROR=0x1,
+    INTERNAL_ERROR=0x2,
+    FLOW_CONTROL_ERROR=0x3,
+    SETTINGS_TIMEOUT=0x4,
+    STREAM_CLOSED=0x5,
+    FRAME_SIZE_ERROR=0x6,
+    REFUSED_STREAM=0x7,
+    CANCEL=0x8,
+    COMPRESSION_ERROR=0x9,
+    CONNECT_ERROR=0xa,
+    ENHANCE_YOUR_CALM=0xb,
+    INADEQUATE_SECURITY=0xc,
+    HTTP_1_1_REQUIRED=0xd
+)