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#!/usr/bin/env pygnubg
"""getth [-np PLY] [-th VAL] [-1] dat-file
Find positions whose evaluation at ply PLY is different by more than TH from
values in dat-file"""
import sys, getopt
from bgutil import *
th = 0.2
verbose = 0
np = 0
do01Dif = 0
optlist, args = getopt.getopt(sys.argv[1:], "v:1", [ 'np=', 'th=' ] )
for o, a in optlist:
if o == '-v':
verbose = int(a)
elif o == '--np' :
np = int(a)
elif o == '--th':
th = float(a)
elif o == '-1':
do01Dif = 1
if len(args) != 1 :
print >> sys.stderr, "Usage:",sys.argv[0]," [flags] dat-file"
sys.exit(1)
f = file(args[0])
for line in f :
if line[0] == '#' or line.isspace() :
continue
l = line.split()
pos = gnubg.boardfromkey(l[0])
probs = [float(p) for p in l[1:]]
if len(probs) != 5 :
print line
print probs
if do01Dif :
p0 = gnubg.probs(pos, 0)
p1 = gnubg.probs(pos, 1)
err = abs(eq(p0) - eq(p1))
if err >= th :
print "# err %.5lf, pos = {%s}" % (err, listToString(pos))
print "# probs(0) =", formatedp(p0)
print "# probs(1) =", formatedp(p1)
print line
else :
p = gnubg.probs(pos, np)
err = eqError(p, probs)
if err >= th :
print "# err %.5lf, pos = {%s}" % (err, listToString(pos))
print "# probs =",formatedp(probs)
print "# ply" + str(np) + " =",formatedp(p)
print line
f.close()
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