Coverage for cuda/core/_context.pyx: 84.91%
53 statements
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« prev ^ index » next coverage.py v7.15.0, created at 2026-07-03 01:38 +0000
1# SPDX-FileCopyrightText: Copyright (c) 2024-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
2#
3# SPDX-License-Identifier: Apache-2.0
5from __future__ import annotations
7from collections.abc import Sequence
8from dataclasses import dataclass
9from typing import TYPE_CHECKING
11from cuda.bindings cimport cydriver
12from cuda.core._device_resources cimport DeviceResources, SMResource, WorkqueueResource
13from cuda.core._device_resources import SMResource, WorkqueueResource
14from cuda.core._resource_handles cimport (
15 ContextHandle,
16 GreenCtxHandle,
17 as_cu,
18 create_context_handle_from_green_ctx,
19 get_context_green_ctx,
20 get_last_error,
21 as_intptr,
22 as_py,
23)
24from cuda.core._stream import Stream
25from cuda.core._utils.cuda_utils cimport HANDLE_RETURN
27if TYPE_CHECKING:
28 import cuda.bindings.driver # no-cython-lint
31__all__ = ['Context', 'ContextOptions']
34DeviceResourcesType = Sequence[SMResource | WorkqueueResource]
37cdef class Context:
38 """CUDA context wrapper.
40 Context objects represent CUDA contexts and cannot be instantiated directly.
41 Use Device or Stream APIs to obtain context objects.
42 """
44 def __init__(self, *args, **kwargs) -> None:
45 raise RuntimeError("Context objects cannot be instantiated directly. Please use Device or Stream APIs.") 2xz
47 @staticmethod
48 cdef Context _from_handle(type cls, ContextHandle h_context, int device_id):
49 """Create Context from existing ContextHandle (cdef-only factory)."""
50 cdef Context ctx = cls.__new__(cls) 2FbGbHbIbJbKbLbMbNbObPbQbRbSbTbUbVbk Wbl Xbm Ybn Zbo 0bp 1bq 2br 3bs 4bt 5bu 6bv 7bw 8bx 9by !bz #bA $bB %bC 'bD (bE )bF *bG +bH ,bI -bJ .b/b:b;b=b?b@b[b]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcyczcAcBcCcDcEcFcGcHcIcJcKcLcMcNcOcPcQcRcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c-c.c/c:c;c=c?c@c[c]c^c_c`c{c|c}c~cadbdcdddedfdgdhdidjdkdldmdndodpdqdrdsdtdudvdwdxdydzdAdBdCdDdEdFdGdHdIdJdKdLdMdNdOdPdQdRdSdTdUdVdWdXdYdZd0d1d2d3d4d5d6d7d8d9d!d#d$d%d'd(d)d*d+d,d-d.d/d:d;d=d?d@d[d]d^d_d`d{d|d}d~daebecedeeefegeheiejekelemeneoepeqereseteuevewexeyezeAeBeCeDeEeFeGeHeIeJeKeLeMeNeOePeQeReSeTeUeVeWeXeYeZe0e1e2e3e4e5e6e7e8e9e!e#e$e%e'e(e)e*e+e,e-e.e/e:e;e=e?e@e[e]e^e_e`e{e|e}e~eafbfcfdfefffgfhfifjfK kflfmfnfofpfqfrfL sftfufvfwfxfyfzfAfBfCfDfEfFfGfHfIfJfKfLfMfNfOfPfQfRfSfTfUfVfWfXfYfZf0f1f2f3f4f5f6f7f8f9f!f#f$f%f'f(f)f*f+f,f-f.f/f:f;f=f?f@f[f]f^f_f`f{f|f}f~fagbgcgdgegfggghgigjgkglgmgngogpgqgrgsgtgugvgwgxgygzgAgBgCgDgEgFgGgHgIgJgKgLgMgNgOg; PgM QgN Rg= Sgh TgZ UgVgWgXgYgZg0g1g2g3g4g5g6g7g8g9g!g#g$g%g'g(g)g*g+g,g-g.g/g:g;g=g?g@g[g]g^g_g`g{g|g}g~gahbhchdhehfhghhhihjhd khO P Q a lhb mhR S e T nhU V f W ohphqhrhshthuhvhwhxhyhzhAhBhChDhEhFhGhHhIhJhKhLhMhNhOhPhQhRhShThUhVhWhXhYhZh0h1h2h3h4h5h6h7h8h9h!h#h$h%h'h(h)h*h+h,h-h.h/h:h;h=h?h@h[h]h^h_h`h{h|h}h~haibicidieifigihiiijikiliminioipiqirisitiuiviwixiyiziAiBiCiDiEiFiGiHiIiJiKiLiMiNiOiPiQiRiSiTiUiViWiXiYiZi0i1i2i3i4i5i6i7i8i9i!i#i$i%i'i(i)i*i+i,i-i.i/i:i;i=i?i@i[i]i^i_i`i{i|i}i~iajbjcjdjejfjgjhjijjjkjljmjnjojpjqjrjsjtjujvjwjxjyjzjAjBjCjDjEjFjGjHjIjJjKjLjMjNjOjPjQjRjSjTjUjVjWjXjYjZj0j1j2j3j4j5j6j7j8j9j!j#j$j%j'j(j)j*j+j,j-j.j/j:j;j=j?j@j[j]j^j_j`j{j|j}j~jakbkckdkekfkgkhkikjkkklkmknkokpkqkrksktkukvkwkxkykzkAkBkCkDkEkFkGkHkIkJkKkLkMkNkOkPkQkRkSkTkUkVkWkXkYkZk0k1k2k3k4k5k6k7k8k9k!k#k$k%k'k(k)k*k+k,k-k.k/k:k;k=k?k@k[k]k^k_k`k{k|k}k~kalblcldlelflglhliljlklllmlnlolplqlrlsltlulvlwlxlylzlAlBlClDlElFlGlHlIlJlKlLlMlNlOlPlQlRlSlTlUlVlWlXlYlZl0l1l2l3l4l5l6l7l8l9l!l#l$l%l'l(l)l*l+l,l-l.l/l:l;l=l?l@l[l]l^l_l`l{l|l}l~lambmcmdmemfmgmhmimjmkmlmmmnmompmqmrmsmtmumvmwmxmymzmAmBmCmDmEmFmGmHmImJmKmLmMmNmOmPmQmRmSmTmUmVmWmXmYmg Zm0m1m2m3m4m5m6m7m8m9m!m#m$m%m'm(m)m*m+m,m-m.m/m:m;m? =m?m@m[m]m^m_m`m{m|m}m~manbncndnenfngnhninjnknlnmnnnonpnqnrnsntnunvnwnxnynznAnBnCnDnEnFnGnHnInJnKnLnMnNnOnPnQnRnSnTnUnVnWnXnYnZn0n1n2n3n4n5n6n7n8n@ [ ] ^ _ ` { | } ~ abbbcbdbebfbgbhbibjbkb9n!n#n$nlb%n'n(n)n*n+n,n-n.n/n:n;n=n?n@n[n]n^n_n`n{n|n}n~naobocodoeofogohoiojokolombmonooopoqorosotouovowoxoyozoAoBoCoDoEoFoGoHoIoJoKoLoMoNoOoPoQoRoSoToUoVoWoXoYoZo0o1o2o3o4o5o6o7o8o9o!o#o$o%o'o(o)o*o+o,o-o.o/o:o;o=o?o@o[o]o^o_o`o{o|o}o~oapbpcpdpepfpgphpipjpkplpmpnpopppqprpsptpupvpwpxpypzpApBpCpDpEpFpGpHpIpJpKpLpMpNpOpPpQpRpSpTpUpVpWpXpYpZp0p1p2p3p4p5p6p7p8p9p!p#p$p%p'p(p)p*p+p,p-p.p/p:p;p=p?p@p[p]p^p_p`p{pnb|p}p~paqbqcqdqeqfqgqhqiqjqkqlqmqnqoqpqqqrqsqtquqvqwqxqyqzqAqBqCqDqEqFqGqHqIqJqKqLqMqNqOqPqQqRqSqTqUqVqWqXqYqZq0q1q2q3q4q5q6q7q8q9q!q#q$q%q'q(q)q*q+q,q-q.q/q:q;q=q?q@q[q]q^q_q`q{q|q}q~qarbrcrdrer0 1 2 3 4 5 6 7 8 9 ! # $ % ' ( ) * + , - frgrhrir. jrkrlrmrnrorprqrrrsrtrurvrwrxryrzrArBrCrDrErFrGrHrIrJrKrLrMrNrOrPrQrRrSr/ TrUrVrWrXrYrZr0r1r2r3r4r5r6r7r8r9r!r#r$r%r'r(r)r*r+r,r-r.r/r:r;r=r?r@r[r]r^r_r`r{r|r}r~rasbscsdsesfsgshsisjskslsmsnsospsqsrssstsusvswsxsyszsAsBsCsDsEsFsGsHsIsJsKsLsMsNsOsPsQsRsSsTsUsVsWsXsYsZs0s1s2s3s4s5s6s7s8s9s!s#s$s%s's(s)s*s+s,s-s.s/s:s;s=s?s@s[s]s^s_s`s{s|s}s~satbtctdtetftgthtitjtktltmtntotptqtrtstttutvtwtxtytztAtBtCtDt: EtFtGtHtItJtKtLtMtNtOtPtQtRtStTtUtVtWtXtYtZt0t1t2t3t4t5t6t7t8tob9t!t#t$t%t't(t)t*t+t,t-t.t/t:t;t=t?t@t[t]t^t_t`t{t|t}t~taubucudueufuguhuiujukulumunuoupuqurusutuuuvuwuxupbyuzuAuBuCuDuEuFuGuHuIuJuKuLuMuNuOuPuQuRuSuTuUuqbVuWuXuYuZu0u1u2u3u4u5u6u7u8u9u!u#u$u%u'u(u)u*ui +u,u-u.u/u:u;u=u?u@u[u]u^u_u`u{u|u}u~uavbvcvdvj evfvgvhvivjvkvlvmvnvovpvqvrvsvtvuvvvwvxvyvzvAvBvCvDvEvFvGvHvIvJvKvLvMvNvOvPvQvRvSvTvUvVvWvXvYvZv0v1v2v3v4v5v6v7v8v9v!v#v$v%v'v(v)v*v+v,v-v.v/v:v;v=v?v@v[v]v^v_v`v{v|v}v~vawbwcwdwewfwgwhwiwjwkwlwmwnwowpwqwrwswtwuwvwwwxwywzwAwBwCwDwEwFwGwHwIwJwKwLwMwNwOwPwQwRwSwTwUwVwWwXwYwZw0w1w2w3w4w5w6wX 7w8w9w!w#w$w%w'w(w)w*w+w,w-w.w/w:w;w=w?w@w[w]w^w_w`w{w|w}w~waxbxcxdxexfxgxhxixjxkxlxmxnxoxpxqxrxsxtxuxvxwxxxyxzxAxBxCxDxExFxGxHxIxJxKxLxMxNxOxPxQxRxSxTxUxVxWxXxYxZx0x1x2x3x4x5x6x7x8x9x!x#x$x%x'x(x)x*x+x,x-x.x/x:x;x=x?x@x[x]x^x_x`x{x|x}x~xaybycydyeyfygyhyiyjykylymynyoypyqyrysytyuyvywyxyyyzyAyByCyDyEyFyGyHyIyJyKyLyMyNyOyPyQyRySyTyUyVyWyXyYyZy0y1y2y3y4y5y6y7y8y9y!y#y$y%y'y(y)y*y+y,y-y.y/y:y;y=y?y@y[y]y^y_y`y{y|y}y~yazbzczdzezfzgzhzizjzkzlzmznzozpzqzrzsztzuz
51 ctx._h_context = h_context 2FbGbHbIbJbKbLbMbNbObPbQbRbSbTbUbVbk Wbl Xbm Ybn Zbo 0bp 1bq 2br 3bs 4bt 5bu 6bv 7bw 8bx 9by !bz #bA $bB %bC 'bD (bE )bF *bG +bH ,bI -bJ .b/b:b;b=b?b@b[b]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcyczcAcBcCcDcEcFcGcHcIcJcKcLcMcNcOcPcQcRcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c-c.c/c:c;c=c?c@c[c]c^c_c`c{c|c}c~cadbdcdddedfdgdhdidjdkdldmdndodpdqdrdsdtdudvdwdxdydzdAdBdCdDdEdFdGdHdIdJdKdLdMdNdOdPdQdRdSdTdUdVdWdXdYdZd0d1d2d3d4d5d6d7d8d9d!d#d$d%d'd(d)d*d+d,d-d.d/d:d;d=d?d@d[d]d^d_d`d{d|d}d~daebecedeeefegeheiejekelemeneoepeqereseteuevewexeyezeAeBeCeDeEeFeGeHeIeJeKeLeMeNeOePeQeReSeTeUeVeWeXeYeZe0e1e2e3e4e5e6e7e8e9e!e#e$e%e'e(e)e*e+e,e-e.e/e:e;e=e?e@e[e]e^e_e`e{e|e}e~eafbfcfdfefffgfhfifjfK kflfmfnfofpfqfrfL sftfufvfwfxfyfzfAfBfCfDfEfFfGfHfIfJfKfLfMfNfOfPfQfRfSfTfUfVfWfXfYfZf0f1f2f3f4f5f6f7f8f9f!f#f$f%f'f(f)f*f+f,f-f.f/f:f;f=f?f@f[f]f^f_f`f{f|f}f~fagbgcgdgegfggghgigjgkglgmgngogpgqgrgsgtgugvgwgxgygzgAgBgCgDgEgFgGgHgIgJgKgLgMgNgOg; PgM QgN Rg= Sgh TgZ UgVgWgXgYgZg0g1g2g3g4g5g6g7g8g9g!g#g$g%g'g(g)g*g+g,g-g.g/g:g;g=g?g@g[g]g^g_g`g{g|g}g~gahbhchdhehfhghhhihjhd khO P Q a lhb mhR S e T nhU V f W ohphqhrhshthuhvhwhxhyhzhAhBhChDhEhFhGhHhIhJhKhLhMhNhOhPhQhRhShThUhVhWhXhYhZh0h1h2h3h4h5h6h7h8h9h!h#h$h%h'h(h)h*h+h,h-h.h/h:h;h=h?h@h[h]h^h_h`h{h|h}h~haibicidieifigihiiijikiliminioipiqirisitiuiviwixiyiziAiBiCiDiEiFiGiHiIiJiKiLiMiNiOiPiQiRiSiTiUiViWiXiYiZi0i1i2i3i4i5i6i7i8i9i!i#i$i%i'i(i)i*i+i,i-i.i/i:i;i=i?i@i[i]i^i_i`i{i|i}i~iajbjcjdjejfjgjhjijjjkjljmjnjojpjqjrjsjtjujvjwjxjyjzjAjBjCjDjEjFjGjHjIjJjKjLjMjNjOjPjQjRjSjTjUjVjWjXjYjZj0j1j2j3j4j5j6j7j8j9j!j#j$j%j'j(j)j*j+j,j-j.j/j:j;j=j?j@j[j]j^j_j`j{j|j}j~jakbkckdkekfkgkhkikjkkklkmknkokpkqkrksktkukvkwkxkykzkAkBkCkDkEkFkGkHkIkJkKkLkMkNkOkPkQkRkSkTkUkVkWkXkYkZk0k1k2k3k4k5k6k7k8k9k!k#k$k%k'k(k)k*k+k,k-k.k/k:k;k=k?k@k[k]k^k_k`k{k|k}k~kalblcldlelflglhliljlklllmlnlolplqlrlsltlulvlwlxlylzlAlBlClDlElFlGlHlIlJlKlLlMlNlOlPlQlRlSlTlUlVlWlXlYlZl0l1l2l3l4l5l6l7l8l9l!l#l$l%l'l(l)l*l+l,l-l.l/l:l;l=l?l@l[l]l^l_l`l{l|l}l~lambmcmdmemfmgmhmimjmkmlmmmnmompmqmrmsmtmumvmwmxmymzmAmBmCmDmEmFmGmHmImJmKmLmMmNmOmPmQmRmSmTmUmVmWmXmYmg Zm0m1m2m3m4m5m6m7m8m9m!m#m$m%m'm(m)m*m+m,m-m.m/m:m;m? =m?m@m[m]m^m_m`m{m|m}m~manbncndnenfngnhninjnknlnmnnnonpnqnrnsntnunvnwnxnynznAnBnCnDnEnFnGnHnInJnKnLnMnNnOnPnQnRnSnTnUnVnWnXnYnZn0n1n2n3n4n5n6n7n8n@ [ ] ^ _ ` { | } ~ abbbcbdbebfbgbhbibjbkb9n!n#n$nlb%n'n(n)n*n+n,n-n.n/n:n;n=n?n@n[n]n^n_n`n{n|n}n~naobocodoeofogohoiojokolombmonooopoqorosotouovowoxoyozoAoBoCoDoEoFoGoHoIoJoKoLoMoNoOoPoQoRoSoToUoVoWoXoYoZo0o1o2o3o4o5o6o7o8o9o!o#o$o%o'o(o)o*o+o,o-o.o/o:o;o=o?o@o[o]o^o_o`o{o|o}o~oapbpcpdpepfpgphpipjpkplpmpnpopppqprpsptpupvpwpxpypzpApBpCpDpEpFpGpHpIpJpKpLpMpNpOpPpQpRpSpTpUpVpWpXpYpZp0p1p2p3p4p5p6p7p8p9p!p#p$p%p'p(p)p*p+p,p-p.p/p:p;p=p?p@p[p]p^p_p`p{pnb|p}p~paqbqcqdqeqfqgqhqiqjqkqlqmqnqoqpqqqrqsqtquqvqwqxqyqzqAqBqCqDqEqFqGqHqIqJqKqLqMqNqOqPqQqRqSqTqUqVqWqXqYqZq0q1q2q3q4q5q6q7q8q9q!q#q$q%q'q(q)q*q+q,q-q.q/q:q;q=q?q@q[q]q^q_q`q{q|q}q~qarbrcrdrer0 1 2 3 4 5 6 7 8 9 ! # $ % ' ( ) * + , - frgrhrir. jrkrlrmrnrorprqrrrsrtrurvrwrxryrzrArBrCrDrErFrGrHrIrJrKrLrMrNrOrPrQrRrSr/ TrUrVrWrXrYrZr0r1r2r3r4r5r6r7r8r9r!r#r$r%r'r(r)r*r+r,r-r.r/r:r;r=r?r@r[r]r^r_r`r{r|r}r~rasbscsdsesfsgshsisjskslsmsnsospsqsrssstsusvswsxsyszsAsBsCsDsEsFsGsHsIsJsKsLsMsNsOsPsQsRsSsTsUsVsWsXsYsZs0s1s2s3s4s5s6s7s8s9s!s#s$s%s's(s)s*s+s,s-s.s/s:s;s=s?s@s[s]s^s_s`s{s|s}s~satbtctdtetftgthtitjtktltmtntotptqtrtstttutvtwtxtytztAtBtCtDt: EtFtGtHtItJtKtLtMtNtOtPtQtRtStTtUtVtWtXtYtZt0t1t2t3t4t5t6t7t8tob9t!t#t$t%t't(t)t*t+t,t-t.t/t:t;t=t?t@t[t]t^t_t`t{t|t}t~taubucudueufuguhuiujukulumunuoupuqurusutuuuvuwuxupbyuzuAuBuCuDuEuFuGuHuIuJuKuLuMuNuOuPuQuRuSuTuUuqbVuWuXuYuZu0u1u2u3u4u5u6u7u8u9u!u#u$u%u'u(u)u*ui +u,u-u.u/u:u;u=u?u@u[u]u^u_u`u{u|u}u~uavbvcvdvj evfvgvhvivjvkvlvmvnvovpvqvrvsvtvuvvvwvxvyvzvAvBvCvDvEvFvGvHvIvJvKvLvMvNvOvPvQvRvSvTvUvVvWvXvYvZv0v1v2v3v4v5v6v7v8v9v!v#v$v%v'v(v)v*v+v,v-v.v/v:v;v=v?v@v[v]v^v_v`v{v|v}v~vawbwcwdwewfwgwhwiwjwkwlwmwnwowpwqwrwswtwuwvwwwxwywzwAwBwCwDwEwFwGwHwIwJwKwLwMwNwOwPwQwRwSwTwUwVwWwXwYwZw0w1w2w3w4w5w6wX 7w8w9w!w#w$w%w'w(w)w*w+w,w-w.w/w:w;w=w?w@w[w]w^w_w`w{w|w}w~waxbxcxdxexfxgxhxixjxkxlxmxnxoxpxqxrxsxtxuxvxwxxxyxzxAxBxCxDxExFxGxHxIxJxKxLxMxNxOxPxQxRxSxTxUxVxWxXxYxZx0x1x2x3x4x5x6x7x8x9x!x#x$x%x'x(x)x*x+x,x-x.x/x:x;x=x?x@x[x]x^x_x`x{x|x}x~xaybycydyeyfygyhyiyjykylymynyoypyqyrysytyuyvywyxyyyzyAyByCyDyEyFyGyHyIyJyKyLyMyNyOyPyQyRySyTyUyVyWyXyYyZy0y1y2y3y4y5y6y7y8y9y!y#y$y%y'y(y)y*y+y,y-y.y/y:y;y=y?y@y[y]y^y_y`y{y|y}y~yazbzczdzezfzgzhzizjzkzlzmznzozpzqzrzsztzuz
52 ctx._device_id = device_id 2c FbGbHbIbJbKbLbMbNbObPbQbRbSbTbUbVbk Wbl Xbm Ybn Zbo 0bp 1bq 2br 3bs 4bt 5bu 6bv 7bw 8bx 9by !bz #bA $bB %bC 'bD (bE )bF *bG +bH ,bI -bJ .b/b:b;b=b?b@b[b]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcyczcAcBcCcDcEcFcGcHcIcJcKcLcMcNcOcPcQcRcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c-c.c/c:c;c=c?c@c[c]c^c_c`c{c|c}c~cadbdcdddedfdgdhdidjdkdldmdndodpdqdrdsdtdudvdwdxdydzdAdBdCdDdEdFdGdHdIdJdKdLdMdNdOdPdQdRdSdTdUdVdWdXdYdZd0d1d2d3d4d5d6d7d8d9d!d#d$d%d'd(d)d*d+d,d-d.d/d:d;d=d?d@d[d]d^d_d`d{d|d}d~daebecedeeefegeheiejekelemeneoepeqereseteuevewexeyezeAeBeCeDeEeFeGeHeIeJeKeLeMeNeOePeQeReSeTeUeVeWeXeYeZe0e1e2e3e4e5e6e7e8e9e!e#e$e%e'e(e)e*e+e,e-e.e/e:e;e=e?e@e[e]e^e_e`e{e|e}e~eafbfcfdfefffgfhfifjfK kflfmfnfofpfqfrfL sftfufvfwfxfyfzfAfBfCfDfEfFfGfHfIfJfKfLfMfNfOfPfQfRfSfTfUfVfWfXfYfZf0f1f2f3f4f5f6f7f8f9f!f#f$f%f'f(f)f*f+f,f-f.f/f:f;f=f?f@f[f]f^f_f`f{f|f}f~fagbgcgdgegfggghgigjgkglgmgngogpgqgrgsgtgugvgwgxgygzgAgBgCgDgEgFgGgHgIgJgKgLgMgNgOg; PgM QgN Rg= Sgh TgZ UgVgWgXgYgZg0g1g2g3g4g5g6g7g8g9g!g#g$g%g'g(g)g*g+g,g-g.g/g:g;g=g?g@g[g]g^g_g`g{g|g}g~gahbhchdhehfhghhhihjhd khO P Q a lhb mhR S e T nhU V f W ohphqhrhshthuhvhwhxhyhzhAhBhChDhEhFhGhHhIhJhKhLhMhNhOhPhQhRhShThUhVhWhXhYhZh0h1h2h3h4h5h6h7h8h9h!h#h$h%h'h(h)h*h+h,h-h.h/h:h;h=h?h@h[h]h^h_h`h{h|h}h~haibicidieifigihiiijikiliminioipiqirisitiuiviwixiyiziAiBiCiDiEiFiGiHiIiJiKiLiMiNiOiPiQiRiSiTiUiViWiXiYiZi0i1i2i3i4i5i6i7i8i9i!i#i$i%i'i(i)i*i+i,i-i.i/i:i;i=i?i@i[i]i^i_i`i{i|i}i~iajbjcjdjejfjgjhjijjjkjljmjnjojpjqjrjsjtjujvjwjxjyjzjAjBjCjDjEjFjGjHjIjJjKjLjMjNjOjPjQjRjSjTjUjVjWjXjYjZj0j1j2j3j4j5j6j7j8j9j!j#j$j%j'j(j)j*j+j,j-j.j/j:j;j=j?j@j[j]j^j_j`j{j|j}j~jakbkckdkekfkgkhkikjkkklkmknkokpkqkrksktkukvkwkxkykzkAkBkCkDkEkFkGkHkIkJkKkLkMkNkOkPkQkRkSkTkUkVkWkXkYkZk0k1k2k3k4k5k6k7k8k9k!k#k$k%k'k(k)k*k+k,k-k.k/k:k;k=k?k@k[k]k^k_k`k{k|k}k~kalblcldlelflglhliljlklllmlnlolplqlrlsltlulvlwlxlylzlAlBlClDlElFlGlHlIlJlKlLlMlNlOlPlQlRlSlTlUlVlWlXlYlZl0l1l2l3l4l5l6l7l8l9l!l#l$l%l'l(l)l*l+l,l-l.l/l:l;l=l?l@l[l]l^l_l`l{l|l}l~lambmcmdmemfmgmhmimjmkmlmmmnmompmqmrmsmtmumvmwmxmymzmAmBmCmDmEmFmGmHmImJmKmLmMmNmOmPmQmRmSmTmUmVmWmXmYmg Zm0m1m2m3m4m5m6m7m8m9m!m#m$m%m'm(m)m*m+m,m-m.m/m:m;m? =m?m@m[m]m^m_m`m{m|m}m~manbncndnenfngnhninjnknlnmnnnonpnqnrnsntnunvnwnxnynznAnBnCnDnEnFnGnHnInJnKnLnMnNnOnPnQnRnSnTnUnVnWnXnYnZn0n1n2n3n4n5n6n7n8n@ [ ] ^ _ ` { | } ~ abbbcbdbebfbgbhbibjbkb9n!n#n$nlb%n'n(n)n*n+n,n-n.n/n:n;n=n?n@n[n]n^n_n`n{n|n}n~naobocodoeofogohoiojokolombmonooopoqorosotouovowoxoyozoAoBoCoDoEoFoGoHoIoJoKoLoMoNoOoPoQoRoSoToUoVoWoXoYoZo0o1o2o3o4o5o6o7o8o9o!o#o$o%o'o(o)o*o+o,o-o.o/o:o;o=o?o@o[o]o^o_o`o{o|o}o~oapbpcpdpepfpgphpipjpkplpmpnpopppqprpsptpupvpwpxpypzpApBpCpDpEpFpGpHpIpJpKpLpMpNpOpPpQpRpSpTpUpVpWpXpYpZp0p1p2p3p4p5p6p7p8p9p!p#p$p%p'p(p)p*p+p,p-p.p/p:p;p=p?p@p[p]p^p_p`p{pnb|p}p~paqbqcqdqeqfqgqhqiqjqkqlqmqnqoqpqqqrqsqtquqvqwqxqyqzqAqBqCqDqEqFqGqHqIqJqKqLqMqNqOqPqQqRqSqTqUqVqWqXqYqZq0q1q2q3q4q5q6q7q8q9q!q#q$q%q'q(q)q*q+q,q-q.q/q:q;q=q?q@q[q]q^q_q`q{q|q}q~qarbrcrdrer0 1 2 3 4 5 6 7 8 9 ! # $ % ' ( ) * + , - frgrhrir. jrkrlrmrnrorprqrrrsrtrurvrwrxryrzrArBrCrDrErFrGrHrIrJrKrLrMrNrOrPrQrRrSr/ TrUrVrWrXrYrZr0r1r2r3r4r5r6r7r8r9r!r#r$r%r'r(r)r*r+r,r-r.r/r:r;r=r?r@r[r]r^r_r`r{r|r}r~rasbscsdsesfsgshsisjskslsmsnsospsqsrssstsusvswsxsyszsAsBsCsDsEsFsGsHsIsJsKsLsMsNsOsPsQsRsSsTsUsVsWsXsYsZs0s1s2s3s4s5s6s7s8s9s!s#s$s%s's(s)s*s+s,s-s.s/s:s;s=s?s@s[s]s^s_s`s{s|s}s~satbtctdtetftgthtitjtktltmtntotptqtrtstttutvtwtxtytztAtBtCtDt: EtFtGtHtItJtKtLtMtNtOtPtQtRtStTtUtVtWtXtYtZt0t1t2t3t4t5t6t7t8tob9t!t#t$t%t't(t)t*t+t,t-t.t/t:t;t=t?t@t[t]t^t_t`t{t|t}t~taubucudueufuguhuiujukulumunuoupuqurusutuuuvuwuxupbyuzuAuBuCuDuEuFuGuHuIuJuKuLuMuNuOuPuQuRuSuTuUuqbVuWuXuYuZu0u1u2u3u4u5u6u7u8u9u!u#u$u%u'u(u)u*ui +u,u-u.u/u:u;u=u?u@u[u]u^u_u`u{u|u}u~uavbvcvdvj evfvgvhvivjvkvlvmvnvovpvqvrvsvtvuvvvwvxvyvzvAvBvCvDvEvFvGvHvIvJvKvLvMvNvOvPvQvRvSvTvUvVvWvXvYvZv0v1v2v3v4v5v6v7v8v9v!v#v$v%v'v(v)v*v+v,v-v.v/v:v;v=v?v@v[v]v^v_v`v{v|v}v~vawbwcwdwewfwgwhwiwjwkwlwmwnwowpwqwrwswtwuwvwwwxwywzwAwBwCwDwEwFwGwHwIwJwKwLwMwNwOwPwQwRwSwTwUwVwWwXwYwZw0w1w2w3w4w5w6wX 7w8w9w!w#w$w%w'w(w)w*w+w,w-w.w/w:w;w=w?w@w[w]w^w_w`w{w|w}w~waxbxcxdxexfxgxhxixjxkxlxmxnxoxpxqxrxsxtxuxvxwxxxyxzxAxBxCxDxExFxGxHxIxJxKxLxMxNxOxPxQxRxSxTxUxVxWxXxYxZx0x1x2x3x4x5x6x7x8x9x!x#x$x%x'x(x)x*x+x,x-x.x/x:x;x=x?x@x[x]x^x_x`x{x|x}x~xaybycydyeyfygyhyiyjykylymynyoypyqyrysytyuyvywyxyyyzyAyByCyDyEyFyGyHyIyJyKyLyMyNyOyPyQyRySyTyUyVyWyXyYyZy0y1y2y3y4y5y6y7y8y9y!y#y$y%y'y(y)y*y+y,y-y.y/y:y;y=y?y@y[y]y^y_y`y{y|y}y~yazbzczdzezfzgzhzizjzkzlzmznzozpzqzrzsztzuz
53 return ctx 2FbGbHbIbJbKbLbMbNbObPbQbRbSbTbUbVbk Wbl Xbm Ybn Zbo 0bp 1bq 2br 3bs 4bt 5bu 6bv 7bw 8bx 9by !bz #bA $bB %bC 'bD (bE )bF *bG +bH ,bI -bJ .b/b:b;b=b?b@b[b]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcyczcAcBcCcDcEcFcGcHcIcJcKcLcMcNcOcPcQcRcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$c%c'c(c)c*c+c,c-c.c/c:c;c=c?c@c[c]c^c_c`c{c|c}c~cadbdcdddedfdgdhdidjdkdldmdndodpdqdrdsdtdudvdwdxdydzdAdBdCdDdEdFdGdHdIdJdKdLdMdNdOdPdQdRdSdTdUdVdWdXdYdZd0d1d2d3d4d5d6d7d8d9d!d#d$d%d'd(d)d*d+d,d-d.d/d:d;d=d?d@d[d]d^d_d`d{d|d}d~daebecedeeefegeheiejekelemeneoepeqereseteuevewexeyezeAeBeCeDeEeFeGeHeIeJeKeLeMeNeOePeQeReSeTeUeVeWeXeYeZe0e1e2e3e4e5e6e7e8e9e!e#e$e%e'e(e)e*e+e,e-e.e/e:e;e=e?e@e[e]e^e_e`e{e|e}e~eafbfcfdfefffgfhfifjfK kflfmfnfofpfqfrfL sftfufvfwfxfyfzfAfBfCfDfEfFfGfHfIfJfKfLfMfNfOfPfQfRfSfTfUfVfWfXfYfZf0f1f2f3f4f5f6f7f8f9f!f#f$f%f'f(f)f*f+f,f-f.f/f:f;f=f?f@f[f]f^f_f`f{f|f}f~fagbgcgdgegfggghgigjgkglgmgngogpgqgrgsgtgugvgwgxgygzgAgBgCgDgEgFgGgHgIgJgKgLgMgNgOg; PgM QgN Rg= Sgh TgZ UgVgWgXgYgZg0g1g2g3g4g5g6g7g8g9g!g#g$g%g'g(g)g*g+g,g-g.g/g:g;g=g?g@g[g]g^g_g`g{g|g}g~gahbhchdhehfhghhhihjhd khO P Q a lhb mhR S e T nhU V f W ohphqhrhshthuhvhwhxhyhzhAhBhChDhEhFhGhHhIhJhKhLhMhNhOhPhQhRhShThUhVhWhXhYhZh0h1h2h3h4h5h6h7h8h9h!h#h$h%h'h(h)h*h+h,h-h.h/h:h;h=h?h@h[h]h^h_h`h{h|h}h~haibicidieifigihiiijikiliminioipiqirisitiuiviwixiyiziAiBiCiDiEiFiGiHiIiJiKiLiMiNiOiPiQiRiSiTiUiViWiXiYiZi0i1i2i3i4i5i6i7i8i9i!i#i$i%i'i(i)i*i+i,i-i.i/i:i;i=i?i@i[i]i^i_i`i{i|i}i~iajbjcjdjejfjgjhjijjjkjljmjnjojpjqjrjsjtjujvjwjxjyjzjAjBjCjDjEjFjGjHjIjJjKjLjMjNjOjPjQjRjSjTjUjVjWjXjYjZj0j1j2j3j4j5j6j7j8j9j!j#j$j%j'j(j)j*j+j,j-j.j/j:j;j=j?j@j[j]j^j_j`j{j|j}j~jakbkckdkekfkgkhkikjkkklkmknkokpkqkrksktkukvkwkxkykzkAkBkCkDkEkFkGkHkIkJkKkLkMkNkOkPkQkRkSkTkUkVkWkXkYkZk0k1k2k3k4k5k6k7k8k9k!k#k$k%k'k(k)k*k+k,k-k.k/k:k;k=k?k@k[k]k^k_k`k{k|k}k~kalblcldlelflglhliljlklllmlnlolplqlrlsltlulvlwlxlylzlAlBlClDlElFlGlHlIlJlKlLlMlNlOlPlQlRlSlTlUlVlWlXlYlZl0l1l2l3l4l5l6l7l8l9l!l#l$l%l'l(l)l*l+l,l-l.l/l:l;l=l?l@l[l]l^l_l`l{l|l}l~lambmcmdmemfmgmhmimjmkmlmmmnmompmqmrmsmtmumvmwmxmymzmAmBmCmDmEmFmGmHmImJmKmLmMmNmOmPmQmRmSmTmUmVmWmXmYmg Zm0m1m2m3m4m5m6m7m8m9m!m#m$m%m'm(m)m*m+m,m-m.m/m:m;m? =m?m@m[m]m^m_m`m{m|m}m~manbncndnenfngnhninjnknlnmnnnonpnqnrnsntnunvnwnxnynznAnBnCnDnEnFnGnHnInJnKnLnMnNnOnPnQnRnSnTnUnVnWnXnYnZn0n1n2n3n4n5n6n7n8n@ [ ] ^ _ ` { | } ~ abbbcbdbebfbgbhbibjbkb9n!n#n$nlb%n'n(n)n*n+n,n-n.n/n:n;n=n?n@n[n]n^n_n`n{n|n}n~naobocodoeofogohoiojokolombmonooopoqorosotouovowoxoyozoAoBoCoDoEoFoGoHoIoJoKoLoMoNoOoPoQoRoSoToUoVoWoXoYoZo0o1o2o3o4o5o6o7o8o9o!o#o$o%o'o(o)o*o+o,o-o.o/o:o;o=o?o@o[o]o^o_o`o{o|o}o~oapbpcpdpepfpgphpipjpkplpmpnpopppqprpsptpupvpwpxpypzpApBpCpDpEpFpGpHpIpJpKpLpMpNpOpPpQpRpSpTpUpVpWpXpYpZp0p1p2p3p4p5p6p7p8p9p!p#p$p%p'p(p)p*p+p,p-p.p/p:p;p=p?p@p[p]p^p_p`p{pnb|p}p~paqbqcqdqeqfqgqhqiqjqkqlqmqnqoqpqqqrqsqtquqvqwqxqyqzqAqBqCqDqEqFqGqHqIqJqKqLqMqNqOqPqQqRqSqTqUqVqWqXqYqZq0q1q2q3q4q5q6q7q8q9q!q#q$q%q'q(q)q*q+q,q-q.q/q:q;q=q?q@q[q]q^q_q`q{q|q}q~qarbrcrdrer0 1 2 3 4 5 6 7 8 9 ! # $ % ' ( ) * + , - frgrhrir. jrkrlrmrnrorprqrrrsrtrurvrwrxryrzrArBrCrDrErFrGrHrIrJrKrLrMrNrOrPrQrRrSr/ TrUrVrWrXrYrZr0r1r2r3r4r5r6r7r8r9r!r#r$r%r'r(r)r*r+r,r-r.r/r:r;r=r?r@r[r]r^r_r`r{r|r}r~rasbscsdsesfsgshsisjskslsmsnsospsqsrssstsusvswsxsyszsAsBsCsDsEsFsGsHsIsJsKsLsMsNsOsPsQsRsSsTsUsVsWsXsYsZs0s1s2s3s4s5s6s7s8s9s!s#s$s%s's(s)s*s+s,s-s.s/s:s;s=s?s@s[s]s^s_s`s{s|s}s~satbtctdtetftgthtitjtktltmtntotptqtrtstttutvtwtxtytztAtBtCtDt: EtFtGtHtItJtKtLtMtNtOtPtQtRtStTtUtVtWtXtYtZt0t1t2t3t4t5t6t7t8tob9t!t#t$t%t't(t)t*t+t,t-t.t/t:t;t=t?t@t[t]t^t_t`t{t|t}t~taubucudueufuguhuiujukulumunuoupuqurusutuuuvuwuxupbyuzuAuBuCuDuEuFuGuHuIuJuKuLuMuNuOuPuQuRuSuTuUuqbVuWuXuYuZu0u1u2u3u4u5u6u7u8u9u!u#u$u%u'u(u)u*ui +u,u-u.u/u:u;u=u?u@u[u]u^u_u`u{u|u}u~uavbvcvdvj evfvgvhvivjvkvlvmvnvovpvqvrvsvtvuvvvwvxvyvzvAvBvCvDvEvFvGvHvIvJvKvLvMvNvOvPvQvRvSvTvUvVvWvXvYvZv0v1v2v3v4v5v6v7v8v9v!v#v$v%v'v(v)v*v+v,v-v.v/v:v;v=v?v@v[v]v^v_v`v{v|v}v~vawbwcwdwewfwgwhwiwjwkwlwmwnwowpwqwrwswtwuwvwwwxwywzwAwBwCwDwEwFwGwHwIwJwKwLwMwNwOwPwQwRwSwTwUwVwWwXwYwZw0w1w2w3w4w5w6wX 7w8w9w!w#w$w%w'w(w)w*w+w,w-w.w/w:w;w=w?w@w[w]w^w_w`w{w|w}w~waxbxcxdxexfxgxhxixjxkxlxmxnxoxpxqxrxsxtxuxvxwxxxyxzxAxBxCxDxExFxGxHxIxJxKxLxMxNxOxPxQxRxSxTxUxVxWxXxYxZx0x1x2x3x4x5x6x7x8x9x!x#x$x%x'x(x)x*x+x,x-x.x/x:x;x=x?x@x[x]x^x_x`x{x|x}x~xaybycydyeyfygyhyiyjykylymynyoypyqyrysytyuyvywyxyyyzyAyByCyDyEyFyGyHyIyJyKyLyMyNyOyPyQyRySyTyUyVyWyXyYyZy0y1y2y3y4y5y6y7y8y9y!y#y$y%y'y(y)y*y+y,y-y.y/y:y;y=y?y@y[y]y^y_y`y{y|y}y~yazbzczdzezfzgzhzizjzkzlzmznzozpzqzrzsztzuz
55 @staticmethod
56 cdef Context _from_green_ctx(type cls, GreenCtxHandle h_green_ctx, int device_id):
57 """Create Context from an owning green context handle."""
58 cdef ContextHandle h_context = create_context_handle_from_green_ctx(h_green_ctx) 1dOPQabRSTUVW
59 if not h_context: 1dOPQabRSTUVW
60 HANDLE_RETURN(get_last_error())
61 raise RuntimeError("Failed to create CUDA context view from green context")
62 return Context._from_handle(cls, h_context, device_id) 1dOPQabRSTUVW
64 @property
65 def handle(self) -> cuda.bindings.driver.CUcontext | None:
66 """Return the underlying CUcontext handle."""
67 if not self._h_context: 2k l m n o p q r s t u v w x y z A B C D E F G H I J K L rbg X
68 return None
69 if as_cu(self._h_context) == NULL: 2k l m n o p q r s t u v w x y z A B C D E F G H I J K L rbg X
70 return None
71 return as_py(self._h_context) 2k l m n o p q r s t u v w x y z A B C D E F G H I J K L rbg X
73 @property
74 def _handle(self) -> cuda.bindings.driver.CUcontext | None:
75 return self.handle
77 @property
78 def is_green(self) -> bool:
79 """True if this context was created from device resources."""
80 if not self._h_context: 2Y sba b tbe ubrbvzf
81 return False
82 return get_context_green_ctx(self._h_context).get() != NULL 2Y sba b tbe ubrbvzf
84 @property
85 def resources(self) -> DeviceResources:
86 """Query the hardware resources provisioned for this context.
88 For green contexts, returns the resources this context was created
89 with (SM partition, workqueue config). For primary contexts, returns
90 the full device resources.
92 Raises :class:`RuntimeError` if the context has been closed.
93 """
94 if not self._h_context: 2d wzY
95 raise RuntimeError("Cannot query resources on a closed context")
96 return DeviceResources._init_from_ctx(self._h_context, self._device_id) 2d wzY
98 def create_stream(self, options: object = None) -> Stream:
99 """Create a new stream bound to this green context.
101 This method is only available on green contexts. For primary
102 contexts, use :meth:`Device.create_stream` instead.
104 Parameters
105 ----------
106 options : :obj:`~_stream.StreamOptions`, optional
107 Customizable dataclass for stream creation options.
109 Returns
110 -------
111 :obj:`~_stream.Stream`
112 Newly created stream object.
113 """
114 if not self._h_context: 2Y sba b tbe ubf
115 raise RuntimeError("Cannot create a stream on a closed context")
116 if not self.is_green: 2Y sba b tbe ubf
117 raise RuntimeError( 2ub
118 "Context.create_stream() is only supported on green contexts. "
119 "Use Device.create_stream() for primary contexts."
120 )
122 return Stream._init(options=options, device_id=self._device_id, ctx=self) 2Y sba b tbe f
124 cpdef close(self):
125 """Release this context wrapper's underlying CUDA handles."""
126 cdef cydriver.CUcontext current_ctx
127 if self._h_context and as_cu(self._h_context) != NULL: 2d vbwbxba b ybzbAbBbCbDbEb
128 with nogil: 2d vbwbxba b ybzbAbBbCbDbEb
129 HANDLE_RETURN(cydriver.cuCtxGetCurrent(¤t_ctx)) 2d vbwbxba b ybzbAbBbCbDbEb
130 if current_ctx == as_cu(self._h_context): 2d vbwbxba b ybzbAbBbCbDbEb
131 raise RuntimeError( 2yb
132 "Cannot close a CUDA context while it is current. "
133 "Restore a previous context before closing this context."
134 )
135 self._h_context.reset() 2d vbwbxba b zbAbBbCbDbEb
137 def __eq__(self, other: object) -> bool:
138 if not isinstance(other, Context): 1MNhZefg0123456789!#$%'()*+,-./:ij
139 return NotImplemented 1Zg0123456789!#$%'()*+,-./:
140 cdef Context _other = <Context>other 1MNhefgij
141 return as_intptr(self._h_context) == as_intptr(_other._h_context) 1MNhefgij
143 def __hash__(self) -> int:
144 return hash(as_intptr(self._h_context)) 2; = h ? @ [ ] ^ _ ` { | } ~ abbbcbdbebfbgbhbibjbkblbmbnbpbqbi j
146 def __repr__(self) -> str:
147 return f"<Context handle={as_intptr(self._h_context):#x} device={self._device_id}>" 2ob
150@dataclass
151cdef class ContextOptions:
152 """Options for context creation.
154 Attributes
155 ----------
156 resources : :obj:`~cuda.core.typing.DeviceResourcesType`
157 Device resources used to create a green context.
158 """
159 resources: DeviceResourcesType