{"kind":"task","effective_mode":"full","benchmark":{"kind":"benchmark","effective_mode":"full","slug":"ds-1000","formal_name":"DS-1000","introduction":"DS-1000 builds 1,000 data-science problems from real StackOverflow questions across seven libraries including NumPy, Pandas and Matplotlib. The problems are perturbed so that recalling the original answer does not solve them.","introduction_ja":"","introduction_en":"","category":"Category not supplied","task_count":null,"acquisition_status":"Acquisition status not supplied","official_url":"https://ds1000-code-gen.github.io/","indexing_mode":"index","profile":{"resources":[],"task_format":"","scoring":"","metric":"","size":"","answer_access":"","license":"","citation":"","maintainer":"","released":"","why_hard":"","related":[],"history":"","construction":"","limitations":"","saturation":"","scores":[]}},"task_id":"baf31826-98a8-5f0b-8b3a-b2bf95fff691","task_key":"default--test--307","task_revision_id":"1","upstream_id":"307","short_description":"Following-up from this question years ago, is there a \"shift\" function in numpy?…","config":"default","split":"test","body":"{\"library\":\"Numpy\",\"prompt\":\"Problem:\\nFollowing-up from this question years ago, is there a \\\"shift\\\" function in numpy? Ideally it can be applied to 2-dimensional arrays, and the numbers of shift are different among rows.\\nExample:\\nIn [76]: xs\\nOut[76]: array([[ 0.,  1.,  2.,  3.,  4.,  5.,  6.,  7.,  8.,  9.],\\n\\t\\t [ 1.,  2.,  3.,  4.,  5.,  6.,  7.,  8.,  9., 10.]])\\nIn [77]: shift(xs, [1,3])\\nOut[77]: array([[nan,   0.,   1.,   2.,   3.,   4.,   5.,   6.,\\t7.,\\t8.], [nan, nan, nan, 1.,  2.,  3.,  4.,  5.,  6.,  7.])\\nIn [78]: shift(xs, [-2,-3])\\nOut[78]: array([[2.,   3.,   4.,   5.,   6.,   7.,   8.,   9.,  nan,  nan], [4.,  5.,  6.,  7.,  8.,  9., 10., nan, nan, nan]])\\nAny help would be appreciated.\\nA:\\n<code>\\nimport numpy as np\\na = np.array([[ 0.,  1.,  2.,  3.,  4.,  5.,  6.,  7.,  8.,  9.],\\n\\t\\t[1.,  2.,  3.,  4.,  5.,  6.,  7.,  8.,  9., 10.]])\\nshift = [-2, 3]\\n</code>\\nresult = ... # put solution in this variable\\nBEGIN SOLUTION\\n<code>\\n\"}","display_format":"code","language":"","answer_status":"published","assets":[],"source_url":"https://ds1000-code-gen.github.io/","history":"initial import","indexing_mode":"index","subproblems":[],"grids":[]}