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comparison python/util.py @ 4:56508a6033a9

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minutor chunk hacking
author Henry S. Thompson <ht@inf.ed.ac.uk>
date Tue, 25 May 2021 14:01:26 -0400
parents
children e411408d64ec
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3:870e13483642 4:56508a6033a9
1 '''Utility fns for dealing with block .tsv files'''
2 import math,re
3
4 IPAT=re.compile('-?[0-9][0-9]*$')
5 PPAT=re.compile('[ ,;\[\]]')
6
7 def intsMaybe(ii):
8 return (int(i) for i in ii if IPAT.match(i))
9
10 def readHeaders(host,infile,skipColHdrs=True):
11 l=infile.readline().rstrip()
12 ff=PPAT.split(l)
13 (host.nr,host.ox,host.oy,host.oz)=intsMaybe(ff)
14 host.et=ff[9]
15 l=infile.readline().rstrip()
16 (host.orad,host.ymin,host.ymax)=intsMaybe(PPAT.split(l))
17 if skipColHdrs:
18 _=infile.readline()
19
20 def d(p1,p2):
21 dx=p1[0]-p2[0]
22 dz=p1[1]-p2[1]
23 dy=p1[2]-p2[2]
24 return math.sqrt((dx*dx)+(dy*dy)+(dz*dz))