Bases: object
a Elastic Array that can be stored as a 
filesystem tree of binary files, plus some text format
meta data.
- 
dtype
- 
extend(newrows)[source]
- grow the array with new rows 
- 
classmethod fromfile(prefix)[source]
- 
classmethod fromndarray(array, copy=False)[source]
- 
keys()[source]
- 
select(indices, columns=None)[source]
- returns a new ElasticArray with only items at indices. 
- 
tofile(prefix)[source]
- 
tondarray(columns=None)[source]