remove redundant imports

diff --git a/src/ieee754/fcvt/downsize.py b/src/ieee754/fcvt/downsize.py
index 64fd09626a73c67d61f580c5831d2d4aab3407d9..d7861880ae406d444b1970715404d3b60dbb6bc9 100644 (file)
--- a/src/ieee754/fcvt/downsize.py
+++ b/src/ieee754/fcvt/downsize.py
@@ -1,37 +1,15 @@
 # IEEE754 Floating Point Conversion
 # Copyright (C) 2019 Luke Kenneth Casson Leighton <lkcl@lkcl.net>
 
-
-import sys
-import functools
-
 from nmigen import Module, Signal, Cat, Const, Mux, Elaboratable
 from nmigen.cli import main, verilog
 
-from nmutil.singlepipe import ControlBase
-from nmutil.concurrentunit import ReservationStations, num_bits
-
-from ieee754.fpcommon.fpbase import Overflow
 from ieee754.fpcommon.getop import FPADDBaseData
-from ieee754.fpcommon.pack import FPPackData
-from ieee754.fpcommon.normtopack import FPNormToPack
 from ieee754.fpcommon.postcalc import FPAddStage1Data
 from ieee754.fpcommon.msbhigh import FPMSBHigh
 from ieee754.fpcommon.exphigh import FPEXPHigh
 
-
-from nmigen import Module, Signal, Elaboratable
-from math import log
-
-from ieee754.fpcommon.fpbase import FPNumIn, FPNumOut, FPNumBaseRecord
-from ieee754.fpcommon.fpbase import FPState, FPNumBase
-from ieee754.fpcommon.getop import FPPipeContext
-
 from ieee754.fpcommon.fpbase import FPNumDecode, FPNumBaseRecord
-from nmutil.singlepipe import SimpleHandshake, StageChain
-
-from ieee754.fpcommon.fpbase import FPState
-from ieee754.pipeline import PipelineSpec
 
 
 class FPCVTDownConvertMod(Elaboratable):