{"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":"8e4a711f-401c-5ad9-ace4-743a976211a8","task_key":"default--test--965","task_revision_id":"1","upstream_id":"965","short_description":"How to convert a list of tensors to a tensor of tensors?","config":"default","split":"test","body":"{\"library\":\"Pytorch\",\"prompt\":\"Problem:\\n\\nHow to convert a list of tensors to a tensor of tensors?\\nI have tried torch.tensor() but it gave me this error message\\nValueError: only one element tensors can be converted to Python scalars\\n\\nmy current code is here:\\nimport torch\\n\\nlist = [ torch.randn(3), torch.randn(3), torch.randn(3)]\\nnew_tensors = torch.tensor(list)\\n\\nSo how should I do that? Thanks\\n\\n\\nA:\\n\\n<code>\\nimport numpy as np\\nimport pandas as pd\\nimport torch\\nlist = load_data()\\n</code>\\nnew_tensors = ... # 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":[]}