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Diffstat (limited to 'numpy/lib/npyio.py')
| -rw-r--r-- | numpy/lib/npyio.py | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/numpy/lib/npyio.py b/numpy/lib/npyio.py index f69ca0c73..98b4b6e35 100644 --- a/numpy/lib/npyio.py +++ b/numpy/lib/npyio.py @@ -845,6 +845,11 @@ def loadtxt(fname, dtype=float, comments='#', delimiter=None, continue if usecols: vals = [vals[i] for i in usecols] + if len(vals) != N: + line_num = i + skiprows + 1 + raise ValueError("Wrong number of columns at line %d" + % line_num) + # Convert each value according to its column and store items = [conv(val) for (conv, val) in zip(converters, vals)] # Then pack it according to the dtype's nesting |