Mercurial > hg > numerics

comparison numerics/convert.py @ 109:fae24f57dcb1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
streamlining
author Jeff Hammel <k0scist@gmail.com>
date Sun, 15 Mar 2015 10:49:29 -0700
parents 19a5c2fb52bb
children c4d26ef63d8e
comparison
equal deleted inserted replaced
108:bad50c6bb243 109:fae24f57dcb1
59 59
60 def cast_columns(columns, types=default_cast): 60 def cast_columns(columns, types=default_cast):
61 """ 61 """
62 cast a column of data 62 cast a column of data
63 """ 63 """
64 column_types = [column_type(column) for column in columns] 64 column_types = [column_type(column, types=types)
65 for column in columns]
65 return [[column_type(row) for row in column] 66 return [[column_type(row) for row in column]
66 for column_type, column in zip(column_types, columns)] 67 for column_type, column in zip(column_types, columns)]
67 68
68 69
69 def main(args=sys.argv[1:]): 70 def main(args=sys.argv[1:]):
71 72
72 # parse command line 73 # parse command line
73 parser = CSVParser(description="interpolate types from file") 74 parser = CSVParser(description="interpolate types from file")
74 options = parser.parse_args(args) 75 options = parser.parse_args(args)
75 76
76 # read CSV file 77 # read CSV file columns
77 data = parser.read() 78 columns = parser.columns()
78
79 # transpose
80 columns = transpose(data)
81 79
82 # get types 80 # get types
83 types = [column_type(column) for column in columns] 81 types = [column_type(column) for column in columns]
84 82
85 # print type information 83 # print type information