remove unneeded imports

diff --git a/src/add/fpcommon/putz.py b/src/add/fpcommon/putz.py
index e1b73d62525801cb3a52214e73dbd35931e1197d..106fad9d90dd31d7f7ddcbbdee9d47033d7b806c 100644 (file)
--- a/src/add/fpcommon/putz.py
+++ b/src/add/fpcommon/putz.py
@@ -2,28 +2,9 @@
 # Copyright (C) Jonathan P Dawson 2013
 # 2013-12-12
 
-from nmigen import Module, Signal, Cat, Mux, Array, Const
-from nmigen.lib.coding import PriorityEncoder
+from nmigen import Signal
 from nmigen.cli import main, verilog
-from math import log
-
-from fpbase import FPNumIn, FPNumOut, FPOp, Overflow, FPBase, FPNumBase
-from fpbase import MultiShiftRMerge, Trigger
-from singlepipe import (ControlBase, StageChain, UnbufferedPipeline,
-                        PassThroughStage)
-from multipipe import CombMuxOutPipe
-from multipipe import PriorityCombMuxInPipe
-
-from fpbase import FPState, FPID
-from fpcommon.getop import (FPGetOpMod, FPGetOp, FPNumBase2Ops, FPADDBaseData,                              FPGet2OpMod, FPGet2Op)
-from fpcommon.denorm import (FPSCData, FPAddDeNormMod, FPAddDeNorm)
-from fpcommon.postcalc import FPAddStage1Data
-from fpcommon.postnormalise import (FPNorm1Data, FPNorm1ModSingle,
-                            FPNorm1ModMulti, FPNorm1Single, FPNorm1Multi)
-from fpcommon.roundz import (FPRoundData, FPRoundMod, FPRound)
-from fpcommon.corrections import (FPCorrectionsMod, FPCorrections)
-from fpcommon.pack import (FPPackData, FPPackMod, FPPack)
-from fpcommon.normtopack import FPNormToPack
+from fpbase import FPState
 
 
 class FPPutZ(FPState):