diff options
Diffstat (limited to 'numpy/lib/function_base.py')
| -rw-r--r-- | numpy/lib/function_base.py | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/numpy/lib/function_base.py b/numpy/lib/function_base.py index 74352ac9a..9969834a8 100644 --- a/numpy/lib/function_base.py +++ b/numpy/lib/function_base.py @@ -21,8 +21,9 @@ from numpy.core.fromnumeric import ravel, nonzero, choose, sort from numpy.core.numerictypes import typecodes from numpy.lib.shape_base import atleast_1d from numpy.lib.twodim_base import diag -from _compiled_base import bincount, _insert, add_docstring +from _compiled_base import _insert, add_docstring from _compiled_base import digitize as _digitize +from _compiled_base import bincount as _bincount #end Fernando's utilities @@ -387,6 +388,18 @@ def digitize(x,bins): Beyond the bounds of the bins 0 or len(bins) is returned as appropriate. """ return _digitize(x,bins) + +def bincount(x,weights=None): + """Count the number of occurrences of each value in x. + + x must be a list of non-negative integers. The output, b[i], + represents the number of times that i is found in x. If weights + is specified, every occurrence of i at a position p contributes + weights[p] instead of 1. + + See also: histogram, digitize, unique. + """ + return _bincount(x,weights) def angle(z, deg=0): """Return the angle of the complex argument z. |