Coverage for cuda/core/_context.pyx: 92.31%

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1# SPDX-FileCopyrightText: Copyright (c) 2024-2026 NVIDIA CORPORATION & AFFILIATES. All rights reserved. 

2# 

3# SPDX-License-Identifier: Apache-2.0 

4  

5from __future__ import annotations 

6  

7from collections.abc import Sequence 

8from dataclasses import dataclass 

9from typing import TYPE_CHECKING 

10  

11import cython 

12  

13from cuda.bindings cimport cydriver 

14from cuda.core._device_resources cimport DeviceResources, SMResource, WorkqueueResource 

15from cuda.core._device_resources import SMResource, WorkqueueResource 

16from cuda.core._resource_handles cimport ( 

17 ContextHandle, 

18 GreenCtxHandle, 

19 as_cu, 

20 create_context_handle_from_green_ctx, 

21 get_context_green_ctx, 

22 get_last_error, 

23 as_intptr, 

24 as_py, 

25) 

26from cuda.core._stream import Stream, StreamOptions 

27from cuda.core._utils.cuda_utils cimport HANDLE_RETURN 

28  

29if TYPE_CHECKING: 

30 import cuda.bindings.driver # no-cython-lint 

31  

32  

33__all__ = ['Context', 'ContextOptions'] 

34  

35  

36DeviceResourcesType = Sequence[SMResource | WorkqueueResource] 

37  

38  

39cdef class Context: 

40 """CUDA context wrapper. 

41  

42 Context objects represent CUDA contexts and cannot be instantiated directly. 

43 Use Device or Stream APIs to obtain context objects. 

44 """ 

45  

46 def __init__(self, *args, **kwargs) -> None: 

47 raise RuntimeError("Context objects cannot be instantiated directly. Please use Device or Stream APIs.") 28D

48  

49 @staticmethod 

50 cdef Context _from_handle(type cls, ContextHandle h_context, int device_id): 

51 """Create Context from existing ContextHandle (cdef-only factory).""" 

52 cdef Context ctx = cls.__new__(cls) 2. / : ; = ? @ [ ] ^ _ ` j { k | l } ~ abbbcbdbebfbgbhbibjbkblbmbnbobpbqbrbsbm tbn ubo vbp wbq xbr ybs zbt Abu Bbv Cbw Dbx Eby Fbz GbA HbB IbC JbD KbE LbF MbG NbH ObI PbJ QbK RbL SbTbUbVbWbXbYbZb0b1b2b3b4b5b6b7b8b9b!b#b$b%b'b(b)b*b+b,b-b.b/b:b;b=b?b@b[b]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcyczcAcBcCcDcEcFcGcHcIcJcKcLcMcNcOcPcQcRcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$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~eafbfcfdfefffgfhfifjfkflfmfnfofpfqfrfsftfufvfwfxfyfzfAfBfCfDfEfFfGfHfIfJfKfLfMfNfOfPfQfRfSfTfUfVfWfXfYfZf0f1f2f3f4f5f6f7f8f9f!f#f$f%f'f(f)f*f+f,f-f.f/f:f;f=f?f@f[f]f^f_f`f{f|f}f~fagbgcgdgegfggghgigjgkglgmgngogpgqgrgsgtgugvgwgxgygzgAgBgCgDgEgFgGgHgM IgJgKgLgMgNgOgPgQgRgN SgTgUgVgWgXgYgZg0g1g2g3g4g5g6g7g8g9g!g#g$g%g'g(g)g*g+g,g-g.g/g:g;g=g?g@g[g]g^g_g`g{g|g}g~gahbhchdhehfhghhhihjhkhlhmhnhohphqhrhshthuhvhwhxhyhzhAhBhChDhEhFhGhHhIhJhKhLhMhNhOhPhQhRhShThUhVhWhXhYhZh0h1h2h3h4h5h6h7h8h9h!h#h$h%h'h(h)h*h+h,h-h.h/h:h;h=h?h@h[h]h^h_h`h{h|h}h~haibicidieifigihiiijikiliminioipiqirisitiuiviwixiyiziAiBiCiDiEiFiGiHiIiJiKiLiMiNiOiPiQiRiSiTi4 UiO ViP Wi5 Xii Yi3 Zi0i1i2i3i4i5i6i7i8i9i!i#i$i%i'i(i)i*i+i,i-i.i/i:i;i=i?i@i[i]i^i_i`i{i|i}i~iajbjcjdjejfjgjhjijjjkjljmjnjojpjqjrjsjtjujvjwjxjyjzjAje BjQ CjR S b Djc EjT U g V FjW X h Y GjHjIjJjKjLjMjNjOjPjQjRjSjTjUjVjWjXjYjZj0j1j2j3j4ja 5j6jZ f 7j8j9j!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$l%l'l(l)l*l+l,l-l.l/l:l;l=l?l@l[l]l^l_l`l{l|l}l~lambmcmdmemfmgmhmimjmkmlmmmnmompmqmrmsmtmumvmwmxmymzmAmBmCmDmEmFmGmHmImJmKmLmMmNmOmPmQmRmSmTmUmVmWmXmYmZm0m1m2m3m4m5m6m7m8m9m!m#m$m%m'm(m)m*m+m,m-m.m/m:m;m=m?m@m[m]m^m_m`m{m|m}m~manbncndnenfngnhninjnknlnmnnnonpnqnrnsntnunvnwnxnynznAnBnCnDnEnFnGnHnInJnKnLnMnNnOnPnQnRnSnTnUnVnWnXnYnZn0n1n2n3n4n5n6n7n8n9n!n#n$n%n'n(n)n*n+n,n-n.n/n:n;n=n?n@n[n]n^n_n`n{n|n}n~naobocodoeofogohoiojokolomonooopoqorosotouovowoxoyozoAoBoCoDoEoFoGoHoIoJoKoLoMoNoOoPoQoRoSoToUoVoWoXoYoZo0o1o2o3o4o5o6o7o8o9o!o#o$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$p%p'p(p)p*p+p,p-p.p/p:p;p=p?p@p[p]p^p_p`p{p|p}p~paqbqcqdqeqfqgqhqiqjqkqlqmqnqoqpqqqrqsqtquqvqwqxqyqzqAqBqCqDqEqFqGqHqIqJqKqLqMqNqOqPqQqRqSqTqUqVqWqXqYqZq0q1q2q3q4q5q6q7q8q9q!q#q$q%q'q(q)q*q+q,q-q.q/q:q;q=q?q@q[q]q^q_q`q{q|q}q~qarbrcrdrerfrgrhrirjrkrlrmrnrorprqrrrsrtrurvrwrxryrzrArBrCrDrErFrGrHrIrJrKrLrMrNrOrPrQrRrSrTrUrVrWrXrYrZr0r1r2r3r4r5r6r7r8r9r!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~satbtctdtetftgthtitjtktltmtntotptqtrtstttutvtwtxtytztAtBtCtDtEtFtGtHtItJtKtLtMtNtOtPtQtRtStTtUtVtWtXtYtZt0t1t2t3t4t5t6t7t8t9t!t#t$t%t't(t)t*t+t,t-t.t/t:t;t=t?t@t[t]t^t_t`t{t|t}t~taubucudueufuguhuiujukulumunuoupuqurusutuuuvuwuxuyuzuAuBuCuDuEuFuGuHuIuJuKuLuMuNuOuPuQuRuSuTuUuVuWuXuYuZu0u1u2u3u4u5u6u7u8u9u!u#u$u%u'u(u)u*u+u,u-u.u/u:u;u=u?u@u[u]u^u_u`u{u|u}u~uavbvcvdvevfvgvhvivjvkvlvmvnvovpvqvrvsvtvuvvvwvxvyvzvAvBvCvDvEvFvGvHvIvJvKvLvMvNvOvPvQvRvSvTvUvVvWvXvYvZv0v1v2v3v4v5v6v7v8v9v!v#v$v%v'v(v)v*v+v,v-v.v/v:v;v=v?v@v[v]v^v_v`v{v|v}v~vawbwcwdwewfwgwhwiwjwkwlwmwnwowpwqwrwswtwuwvwwwxwywzwAwBwCwDwEwFwGwHwIwJwKwLwMwNwOwPwQwRwSwTwUwVwWwXwYwZw0w1w2w3w4w5w6w7w8w9w!w#w$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~yazbzczdzezfzgzhzizjzkzlzmznzozpzqzrzsztzuzvzwzxzyzzzAzBzCzDzEzFzGzHzIzJzKzLzMzNzOzPzQzRzSzTzUzVzWzXzYzZz0z1z2z3z4z5z6z7z8z9z!z#z$z%z'z(z)z*z+z,z-z.z/z:z;z=z?z@z[z]z^z_z`z{z|z}z~zaAbAcAdAeAfAgAhAiAjAkAlAmAnAoApAqArAsAtAuAvAwAxAyAzAAABACADAEAFAGAHAIAJAKALAMANAOAPAQARASATAUAVAWAXAYAZA0A1A2A3A4A5A6A0 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53 ctx._h_context = h_context 2. / : ; = ? @ [ ] ^ _ ` j { k | l } ~ abbbcbdbebfbgbhbibjbkblbmbnbobpbqbrbsbm tbn ubo vbp wbq xbr ybs zbt Abu Bbv Cbw Dbx Eby Fbz GbA HbB IbC JbD KbE LbF MbG NbH ObI PbJ QbK RbL SbTbUbVbWbXbYbZb0b1b2b3b4b5b6b7b8b9b!b#b$b%b'b(b)b*b+b,b-b.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$e%e'e(e)e*e+e,e-e.e/e:e;e=e?e@e[e]e^e_e`e{e|e}e~eafbfcfdfefffgfhfifjfkflfmfnfofpfqfrfsftfufvfwfxfyfzfAfBfCfDfEfFfGfHfIfJfKfLfMfNfOfPfQfRfSfTfUfVfWfXfYfZf0f1f2f3f4f5f6f7f8f9f!f#f$f%f'f(f)f*f+f,f-f.f/f:f;f=f?f@f[f]f^f_f`f{f|f}f~fagbgcgdgegfggghgigjgkglgmgngogpgqgrgsgtgugvgwgxgygzgAgBgCgDgEgFgGgHgM IgJgKgLgMgNgOgPgQgRgN 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7j8j9j!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$l%l'l(l)l*l+l,l-l.l/l:l;l=l?l@l[l]l^l_l`l{l|l}l~lambmcmdmemfmgmhmimjmkmlmmmnmompmqmrmsmtmumvmwmxmymzmAmBmCmDmEmFmGmHmImJmKmLmMmNmOmPmQmRmSmTmUmVmWmXmYmZm0m1m2m3m4m5m6m7m8m9m!m#m$m%m'm(m)m*m+m,m-m.m/m:m;m=m?m@m[m]m^m_m`m{m|m}m~manbncndnenfngnhninjnknlnmnnnonpnqnrnsntnunvnwnxnynznAnBnCnDnEnFnGnHnInJnKnLnMnNnOnPnQnRnSnTnUnVnWnXnYnZn0n1n2n3n4n5n6n7n8n9n!n#n$n%n'n(n)n*n+n,n-n.n/n:n;n=n?n@n[n]n^n_n`n{n|n}n~naobocodoeofogohoiojokolomonooopoqorosotouovowoxoyozoAoBoCoDoEoFoGoHoIoJoKoLoMoNoOoPoQoRoSoToUoVoWoXoYoZo0o1o2o3o4o5o6o7o8o9o!o#o$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$p%p'p(p)p*p+p,p-p.p/p:p;p=p?p@p[p]p^p_p`p{p|p}p~paqbqcqdqeqfqgqhqiqjqkqlqmqnqoqpqqqrqsqtquqvqwqxqyqzqAqBqCqDqEqFqGqHqIqJqKqLqMqNqOqPqQqRqSqTqUqVqWqXqYqZq0q1q2q3q4q5q6q7q8q9q!q#q$q%q'q(q)q*q+q,q-q.q/q:q;q=q?q@q[q]q^q_q`q{q|q}q~qarbrcrdrerfrgrhrirjrkrlrmrnrorprqrrrsrtrurvrwrxryrzrArBrCrDrErFrGrHrIrJrKrLrMrNrOrPrQrRrSrTrUrVrWrXrYrZr0r1r2r3r4r5r6r7r8r9r!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~satbtctdtetftgthtitjtktltmtntotptqtrtstttutvtwtxtytztAtBtCtDtEtFtGtHtItJtKtLtMtNtOtPtQtRtStTtUtVtWtXtYtZt0t1t2t3t4t5t6t7t8t9t!t#t$t%t't(t)t*t+t,t-t.t/t:t;t=t?t@t[t]t^t_t`t{t|t}t~taubucudueufuguhuiujukulumunuoupuqurusutuuuvuwuxuyuzuAuBuCuDuEuFuGuHuIuJuKuLuMuNuOuPuQuRuSuTuUuVuWuXuYuZu0u1u2u3u4u5u6u7u8u9u!u#u$u%u'u(u)u*u+u,u-u.u/u:u;u=u?u@u[u]u^u_u`u{u|u}u~uavbvcvdvevfvgvhvivjvkvlvmvnvovpvqvrvsvtvuvvvwvxvyvzvAvBvCvDvEvFvGvHvIvJvKvLvMvNvOvPvQvRvSvTvUvVvWvXvYvZv0v1v2v3v4v5v6v7v8v9v!v#v$v%v'v(v)v*v+v,v-v.v/v:v;v=v?v@v[v]v^v_v`v{v|v}v~vawbwcwdwewfwgwhwiwjwkwlwmwnwowpwqwrwswtwuwvwwwxwywzwAwBwCwDwEwFwGwHwIwJwKwLwMwNwOwPwQwRwSwTwUwVwWwXwYwZw0w1w2w3w4w5w6w7w8w9w!w#w$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~yazbzczdzezfzgzhzizjzkzlzmznzozpzqzrzsztzuzvzwzxzyzzzAzBzCzDzEzFzGzHzIzJzKzLzMzNzOzPzQzRzSzTzUzVzWzXzYzZz0z1z2z3z4z5z6z7z8z9z!z#z$z%z'z(z)z*z+z,z-z.z/z:z;z=z?z@z[z]z^z_z`z{z|z}z~zaAbAcAdAeAfAgAhAiAjAkAlAmAnAoApAqArAsAtAuAvAwAxAyAzAAABACADAEAFAGAHAIAJAKALAMANAOAPAQARASATAUAVAWAXAYAZA0A1A2A3A4A5A6A0 7A8A9A!A#A$A%A'A(A)A*A+A,A-A.A/A:A;A=A?A@A[A]A^A_A`A{A|A}A~AaBbBcBdBeBfBgBhBiBjBkBlBmBnBoBpBqBrBsBtBuBvBwBxByBzBABBBCBDBEBFBGBHBIBJBKBLBMBNBOBPBQBRBSBTBUBVBWBXBYBZB0B1B2B3B4B5B6B7B8B9B!B#B$B%B'B(B)B*B+B,B-B.B/B:B;B=B?B@B[B]B^B_B`B{B|B}B~BaCbCcCdCeCfCgChCiCjCkClCmCnCoCpCqCrCsCtCuCvCwCxCyCzCACBCCCDCECFCGCHCICJCKCLCMCNCOCPCQCRCSCTCUCVCWCXCYCZC0C1C2C3C4C5C6C7C8C9C!C#C$C%C'C(C)C*C+C,C-C.C/C:C;C=C?C@C[C]C^C_C`C{C|C}C~CaDbDcDdDeDfDgDhDiDjDkDlDmDnDoDpDqDrDsDtDuDvDwDxDyDzDADBDCDDDEDFD

55 return ctx 2. / : ; = ? @ [ ] ^ _ ` j { k | l } ~ abbbcbdbebfbgbhbibjbkblbmbnbobpbqbrbsbm tbn ubo vbp wbq xbr ybs zbt Abu Bbv Cbw Dbx Eby Fbz GbA HbB IbC JbD KbE LbF MbG NbH ObI PbJ QbK RbL SbTbUbVbWbXbYbZb0b1b2b3b4b5b6b7b8b9b!b#b$b%b'b(b)b*b+b,b-b.b/b:b;b=b?b@b[b]b^b_b`b{b|b}b~bacbcccdcecfcgchcicjckclcmcncocpcqcrcsctcucvcwcxcyczcAcBcCcDcEcFcGcHcIcJcKcLcMcNcOcPcQcRcScTcUcVcWcXcYcZc0c1c2c3c4c5c6c7c8c9c!c#c$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~eafbfcfdfefffgfhfifjfkflfmfnfofpfqfrfsftfufvfwfxfyfzfAfBfCfDfEfFfGfHfIfJfKfLfMfNfOfPfQfRfSfTfUfVfWfXfYfZf0f1f2f3f4f5f6f7f8f9f!f#f$f%f'f(f)f*f+f,f-f.f/f:f;f=f?f@f[f]f^f_f`f{f|f}f~fagbgcgdgegfggghgigjgkglgmgngogpgqgrgsgtgugvgwgxgygzgAgBgCgDgEgFgGgHgM IgJgKgLgMgNgOgPgQgRgN SgTgUgVgWgXgYgZg0g1g2g3g4g5g6g7g8g9g!g#g$g%g'g(g)g*g+g,g-g.g/g:g;g=g?g@g[g]g^g_g`g{g|g}g~gahbhchdhehfhghhhihjhkhlhmhnhohphqhrhshthuhvhwhxhyhzhAhBhChDhEhFhGhHhIhJhKhLhMhNhOhPhQhRhShThUhVhWhXhYhZh0h1h2h3h4h5h6h7h8h9h!h#h$h%h'h(h)h*h+h,h-h.h/h:h;h=h?h@h[h]h^h_h`h{h|h}h~haibicidieifigihiiijikiliminioipiqirisitiuiviwixiyiziAiBiCiDiEiFiGiHiIiJiKiLiMiNiOiPiQiRiSiTi4 UiO ViP Wi5 Xii Yi3 Zi0i1i2i3i4i5i6i7i8i9i!i#i$i%i'i(i)i*i+i,i-i.i/i:i;i=i?i@i[i]i^i_i`i{i|i}i~iajbjcjdjejfjgjhjijjjkjljmjnjojpjqjrjsjtjujvjwjxjyjzjAje BjQ CjR S b Djc EjT U g V FjW X h Y GjHjIjJjKjLjMjNjOjPjQjRjSjTjUjVjWjXjYjZj0j1j2j3j4ja 5j6jZ f 7j8j9j!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$l%l'l(l)l*l+l,l-l.l/l:l;l=l?l@l[l]l^l_l`l{l|l}l~lambmcmdmemfmgmhmimjmkmlmmmnmompmqmrmsmtmumvmwmxmymzmAmBmCmDmEmFmGmHmImJmKmLmMmNmOmPmQmRmSmTmUmVmWmXmYmZm0m1m2m3m4m5m6m7m8m9m!m#m$m%m'm(m)m*m+m,m-m.m/m:m;m=m?m@m[m]m^m_m`m{m|m}m~manbncndnenfngnhninjnknlnmnnnonpnqnrnsntnunvnwnxnynznAnBnCnDnEnFnGnHnInJnKnLnMnNnOnPnQnRnSnTnUnVnWnXnYnZn0n1n2n3n4n5n6n7n8n9n!n#n$n%n'n(n)n*n+n,n-n.n/n:n;n=n?n@n[n]n^n_n`n{n|n}n~naobocodoeofogohoiojokolomonooopoqorosotouovowoxoyozoAoBoCoDoEoFoGoHoIoJoKoLoMoNoOoPoQoRoSoToUoVoWoXoYoZo0o1o2o3o4o5o6o7o8o9o!o#o$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$p%p'p(p)p*p+p,p-p.p/p:p;p=p?p@p[p]p^p_p`p{p|p}p~paqbqcqdqeqfqgqhqiqjqkqlqmqnqoqpqqqrqsqtquqvqwqxqyqzqAqBqCqDqEqFqGqHqIqJqKqLqMqNqOqPqQqRqSqTqUqVqWqXqYqZq0q1q2q3q4q5q6q7q8q9q!q#q$q%q'q(q)q*q+q,q-q.q/q:q;q=q?q@q[q]q^q_q`q{q|q}q~qarbrcrdrerfrgrhrirjrkrlrmrnrorprqrrrsrtrurvrwrxryrzrArBrCrDrErFrGrHrIrJrKrLrMrNrOrPrQrRrSrTrUrVrWrXrYrZr0r1r2r3r4r5r6r7r8r9r!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~satbtctdtetftgthtitjtktltmtntotptqtrtstttutvtwtxtytztAtBtCtDtEtFtGtHtItJtKtLtMtNtOtPtQtRtStTtUtVtWtXtYtZt0t1t2t3t4t5t6t7t8t9t!t#t$t%t't(t)t*t+t,t-t.t/t:t;t=t?t@t[t]t^t_t`t{t|t}t~taubucudueufuguhuiujukulumunuoupuqurusutuuuvuwuxuyuzuAuBuCuDuEuFuGuHuIuJuKuLuMuNuOuPuQuRuSuTuUuVuWuXuYuZu0u1u2u3u4u5u6u7u8u9u!u#u$u%u'u(u)u*u+u,u-u.u/u:u;u=u?u@u[u]u^u_u`u{u|u}u~uavbvcvdvevfvgvhvivjvkvlvmvnvovpvqvrvsvtvuvvvwvxvyvzvAvBvCvDvEvFvGvHvIvJvKvLvMvNvOvPvQvRvSvTvUvVvWvXvYvZv0v1v2v3v4v5v6v7v8v9v!v#v$v%v'v(v)v*v+v,v-v.v/v:v;v=v?v@v[v]v^v_v`v{v|v}v~vawbwcwdwewfwgwhwiwjwkwlwmwnwowpwqwrwswtwuwvwwwxwywzwAwBwCwDwEwFwGwHwIwJwKwLwMwNwOwPwQwRwSwTwUwVwWwXwYwZw0w1w2w3w4w5w6w7w8w9w!w#w$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~yazbzczdzezfzgzhzizjzkzlzmznzozpzqzrzsztzuzvzwzxzyzzzAzBzCzDzEzFzGzHzIzJzKzLzMzNzOzPzQzRzSzTzUzVzWzXzYzZz0z1z2z3z4z5z6z7z8z9z!z#z$z%z'z(z)z*z+z,z-z.z/z:z;z=z?z@z[z]z^z_z`z{z|z}z~zaAbAcAdAeAfAgAhAiAjAkAlAmAnAoApAqArAsAtAuAvAwAxAyAzAAABACADAEAFAGAHAIAJAKALAMANAOAPAQARASATAUAVAWAXAYAZA0A1A2A3A4A5A6A0 7A8A9A!A#A$A%A'A(A)A*A+A,A-A.A/A:A;A=A?A@A[A]A^A_A`A{A|A}A~AaBbBcBdBeBfBgBhBiBjBkBlBmBnBoBpBqBrBsBtBuBvBwBxByBzBABBBCBDBEBFBGBHBIBJBKBLBMBNBOBPBQBRBSBTBUBVBWBXBYBZB0B1B2B3B4B5B6B7B8B9B!B#B$B%B'B(B)B*B+B,B-B.B/B:B;B=B?B@B[B]B^B_B`B{B|B}B~BaCbCcCdCeCfCgChCiCjCkClCmCnCoCpCqCrCsCtCuCvCwCxCyCzCACBCCCDCECFCGCHCICJCKCLCMCNCOCPCQCRCSCTCUCVCWCXCYCZC0C1C2C3C4C5C6C7C8C9C!C#C$C%C'C(C)C*C+C,C-C.C/C:C;C=C?C@C[C]C^C_C`C{C|C}C~CaDbDcDdDeDfDgDhDiDjDkDlDmDnDoDpDqDrDsDtDuDvDwDxDyDzDADBDCDDDEDFD

56  

57 @staticmethod 

58 cdef Context _from_green_ctx(type cls, GreenCtxHandle h_green_ctx, int device_id): 

59 """Create Context from an owning green context handle.""" 

60 cdef ContextHandle h_context = create_context_handle_from_green_ctx(h_green_ctx) 1eQRSbcTUVWXYaZf

61 if not h_context: 1eQRSbcTUVWXYaZf

62 HANDLE_RETURN(get_last_error()) 

63 raise RuntimeError("Failed to create CUDA context view from green context") 

64 return Context._from_handle(cls, h_context, device_id) 1eQRSbcTUVWXYaZf

65  

66 @property 

67 def handle(self) -> cuda.bindings.driver.CUcontext | None: 

68 """Return the underlying CUcontext handle.""" 

69 if not self._h_context: 1jklmnopqrstuvwxyzABCDEFGHIJKLMN6a10

70 return None 1a

71 if as_cu(self._h_context) == NULL: 1jklmnopqrstuvwxyzABCDEFGHIJKLMN6a10

72 return None 

73 return as_py(self._h_context) 1jklmnopqrstuvwxyzABCDEFGHIJKLMN6a10

74  

75 @property 

76 def _handle(self) -> cuda.bindings.driver.CUcontext | None: 

77 return self.handle 1a

78  

79 @property 

80 def is_closed(self) -> bool: 

81 """Whether this context has been closed.""" 

82 return self._h_context.get() == NULL 1f

83  

84 @property 

85 def is_green(self) -> bool: 

86 """True if this context was created from device resources.""" 

87 if not self._h_context: 22 7 b c 8 g 9 6 IDh a

88 return False 1a

89 return get_context_green_ctx(self._h_context).get() != NULL 22 7 b c 8 g 9 6 IDh

90  

91 @property 

92 def resources(self) -> DeviceResources: 

93 """Query the hardware resources provisioned for this context. 

94  

95 For green contexts, returns the resources this context was created 

96 with (SM partition, workqueue config). For primary contexts, returns 

97 the full device resources. 

98  

99 Raises :class:`RuntimeError` if the context has been closed. 

100 """ 

101 Context_check_open(self) 2e JD2 a

102 return DeviceResources._init_from_ctx(self._h_context, self._device_id) 2e JD2

103  

104 @cython.annotation_typing(False) 

105 def create_stream(self, options: StreamOptions | None = None) -> Stream: 

106 """Create a new stream bound to this green context. 

107  

108 This method is only available on green contexts. For primary 

109 contexts, use :meth:`Device.create_stream` instead. 

110  

111 Parameters 

112 ---------- 

113 options : :obj:`~_stream.StreamOptions`, optional 

114 Customizable dataclass for stream creation options. 

115  

116 Returns 

117 ------- 

118 :obj:`~_stream.Stream` 

119 Newly created stream object. 

120 """ 

121 Context_check_open(self) 127bc8g9h

122 if not self.is_green: 127bc8g9h

123 raise RuntimeError( 19

124 "Context.create_stream() is only supported on green contexts. " 

125 "Use Device.create_stream() for primary contexts." 

126 ) 

127  

128 return Stream._init(options=options, device_id=self._device_id, ctx=self) 127bc8gh

129  

130 cpdef close(self): 

131 """Release this context wrapper's underlying CUDA handles.""" 

132 cdef cydriver.CUcontext current_ctx 

133 if self._h_context and as_cu(self._h_context) != NULL: 1de!#$bc%'()*+,a-f

134 with nogil: 1e!#$bc%'()*+,a-f

135 HANDLE_RETURN(cydriver.cuCtxGetCurrent(&current_ctx)) 1e!#$bc%'()*+,a-f

136 if current_ctx == as_cu(self._h_context): 1e!#$bc%'()*+,a-f

137 raise RuntimeError( 1%

138 "Cannot close a CUDA context while it is current. " 

139 "Restore a previous context before closing this context." 

140 ) 

141 self._h_context.reset() 1e!#$bc'()*+,a-f

142  

143 def __eq__(self, other: object) -> bool: 

144 if not isinstance(other, Context): 2O P i 3 g h 1 KDLDMDNDODPDQDRDSDTDUDVDWDXDYDZD0D1D2D3D4D5D6D7DGDHD

145 return NotImplemented 23 1 KDLDMDNDODPDQDRDSDTDUDVDWDXDYDZD0D1D2D3D4D5D6D7D

146 cdef Context _other = <Context>other 2O P i g h 1 GDHD

147 return as_intptr(self._h_context) == as_intptr(_other._h_context) 2O P i g h 1 GDHD

148  

149 def __hash__(self) -> int: 

150 return hash(as_intptr(self._h_context)) 24 5 i 9D!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}DGDHD

151  

152 def __repr__(self) -> str: 

153 return f"<Context handle={as_intptr(self._h_context):#x} device={self._device_id}>" 2~D

154  

155  

156@dataclass 

157cdef class ContextOptions: 

158 """Options for context creation. 

159  

160 Attributes 

161 ---------- 

162 resources : :obj:`~cuda.core.typing.DeviceResourcesType` 

163 Device resources used to create a green context. 

164 """ 

165 resources: DeviceResourcesType