Python selectre示例

示例#1

文件： examples.py 项目： datamade/petl

look(foo['c'])


# selectre

table1 = (('foo', 'bar', 'baz'),
          ('aa', 4, 9.3),
          ('aaa', 2, 88.2),
          ('b', 1, 23.3),
          ('ccc', 8, 42.0),
          ('bb', 7, 100.9),
          ('c', 2))

from petl import selectre, look    
look(table1)
table2 = selectre(table1, 'foo', '[ab]{2}')
look(table2)


# rowreduce

table1 = [['foo', 'bar'],
          ['a', 3],
          ['a', 7],
          ['b', 2],
          ['b', 1],
          ['b', 9],
          ['c', 4]]

from petl import rowreduce, look    
look(table1)

示例#2

文件： examples.py 项目： aklimchak/petl

look(foo['c'])


# selectre

table1 = (('foo', 'bar', 'baz'),
          ('aa', 4, 9.3),
          ('aaa', 2, 88.2),
          ('b', 1, 23.3),
          ('ccc', 8, 42.0),
          ('bb', 7, 100.9),
          ('c', 2))

from petl import selectre, look    
look(table1)
table2 = selectre(table1, 'foo', '[ab]{2}')
look(table2)


# rowreduce

table1 = [['foo', 'bar'],
          ['a', 3],
          ['a', 7],
          ['b', 2],
          ['b', 1],
          ['b', 9],
          ['c', 4]]

from petl import rowreduce, look    
look(table1)