#!/usr/bin/env python
# coding: utf-8

# In[1]:


import sys
sys.version_info


# In[2]:


import petl as etl
etl.__version__


# In[3]:


tbl1 = [['foo', 'bar'],
        ['a b c', 1],
        ['d e f', 2],
        [None, 3]]


# In[4]:


tbl2 = etl.wrap(tbl1).replace('foo', None, '  ').split('foo', ' ', ['x', 'y', 'z']).replaceall('', None)
tbl2


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