>>> from utils import *
>>> from moving import Point

>>> computeChi2([],[])
0.0
>>> computeChi2(range(1,10),range(1,10))
0.0
>>> computeChi2(range(1,9),range(1,10))
0.0

>>> ceilDecimals(1.23, 0)
2.0
>>> ceilDecimals(1.23, 1)
1.3

>>> inBetween(1,2,1.5)
True
>>> inBetween(2.1,1,1.5)
True
>>> inBetween(1,2,0)
False

>>> f = openCheck('non_existant_file.txt')
File non_existant_file.txt could not be opened.

>>> removeExtension('test-adfasdf.asdfa.txt')
'test-adfasdf.asdfa'
>>> removeExtension('test-adfasdf')
'test-adfasdf'

>>> values = line2Ints('1 2 3 5 6')
>>> values[0]
1
>>> values[-1]
6
>>> values = line2Floats('1.3 2.45 7.158e+01 5 6')
>>> values[0]
1.3
>>> values[2] #doctest: +ELLIPSIS
71.5...
>>> values[-1]
6.0