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pretty_table.py

リビジョン 3, 1.2 KB (コミッタ: kohda, 14 年前)
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行番号
1	#!/usr/bin/python2.6
2
3	"""
4	Read some whitespace separated data from stdin and pretty print it so that
5	the columns line up.
6	"""
7
8	import sys
9
10	def main():
11	pad = "\t"
12	align = None
13	if len( sys.argv ) > 1:
14	pad = " " * int( sys.argv[1] )
15	if len( sys.argv ) > 2:
16	align = sys.argv[2]
17	rows = [ line.split() for line in sys.stdin ]
18	print_tabular( rows, pad, align )
19
20	def print_tabular( rows, pad, align=None ):
21	if len( rows ) == 0: return ""
22	lengths = [ len( col ) for col in rows[ 0 ] ]
23	for row in rows[1:]:
24	for i in range( 0, len( row ) ):
25	lengths[ i ] = max( lengths[ i ], len( row[ i ] ) )
26	rval = ""
27	#for i in range( len( rows[0] ) ):
28	# if align and align[ i ] == "l":
29	# rval += str( i ).ljust( lengths[ i ] )
30	# else:
31	# rval += str( i ).rjust( lengths[ i ] )
32	# rval += pad
33	#print rval
34	for row in rows:
35	rval = ""
36	for i in range( 0, len( row ) ):
37	if align and align[ i ] == "l":
38	rval += row[ i ].ljust( lengths[ i ] )
39	else:
40	rval += row[ i ].rjust( lengths[ i ] )
41	rval += pad
42	print rval
43
44	main()

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