chore: update nx

.github/workflows/gh-pages.yml

@@ -10,8 +10,8 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  OTP_VERSION: "25.0"
-  ELIXIR_VERSION: "1.14.0"
+  OTP_VERSION: "26.1.1"
+  ELIXIR_VERSION: "1.15.6"
 
 jobs:
   deploy:

.github/workflows/test.yaml

@@ -22,16 +22,16 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - otp: "27.1"
+            elixir: "1.19.0"
+            lint: true
+          - otp: "26.1.1"
+            elixir: "1.15.6"
           - otp: "26.1.1"
             elixir: "1.15.6"
-            lint: true
-          - otp: "25.3.2.6"
-            elixir: "1.14.5"
-          - otp: "25.3.2.6"
-            elixir: "1.14.5"
             test_command_prepend: "USE_EXLA=true"
-          - otp: "25.3.2.6"
-            elixir: "1.14.5"
+          - otp: "26.1.1"
+            elixir: "1.15.6"
             test_command_prepend: "USE_TORCHX=true"
     steps:
       - uses: actions/checkout@v3

lib/axon/activations.ex

@@ -214,7 +214,7 @@ defmodule Axon.Activations do
       #Nx.Tensor<
         bf16[batch: 2][data: 3]
         [
-          [7.781982421875e-4, 0.0, 0.0],
+          [0.0, 0.0, 0.0],
           [0.3984375, 0.59765625, 0.796875]
         ]
       >
@@ -249,7 +249,7 @@ defmodule Axon.Activations do
       #Nx.Tensor<
         bf16[batch: 2][data: 3]
         [
-          [-7.781982421875e-4, -0.0, -0.0],
+          [-0.0, -0.0, -0.0],
           [0.3984375, 1.1953125, 2.390625]
         ]
       >
@@ -645,7 +645,7 @@ defmodule Axon.Activations do
       #Nx.Tensor<
         bf16[batch: 2][data: 3]
         [
-          [-1.09375, -1.5078125, -1.6640625],
+          [-1.09375, -1.5, -1.65625],
           [1.046875, 2.09375, 3.140625]
         ]
       >

lib/axon/defn.ex

@@ -14,9 +14,6 @@ defmodule Axon.Defn do
     [fun.(vars)]
   end
 
-  @impl true
-  def __stream__(_, _, _, _, _, _, _), do: raise("not implemented")
-
   @impl true
   def __compile__(_, _, _, _), do: raise("not implemented")
 

lib/axon/loop.ex

@@ -1632,7 +1632,7 @@ defmodule Axon.Loop do
     final_metrics_map = loop_state.metrics
     loop_state = %{loop_state | metrics: zero_metrics}
 
-    {status, final_metrics_map, state} =
+    {status, final_metrics_map, %State{} = state} =
       case fire_event(:started, handler_fns, loop_state, debug?) do
         {:halt_epoch, state} ->
           {:halted, final_metrics_map, state}
@@ -1647,7 +1647,7 @@ defmodule Axon.Loop do
           Enum.reduce_while(
             epoch_start..epoch_end//1,
             {batch_fn, final_metrics_map, state},
-            fn epoch, {batch_fn, final_metrics_map, loop_state} ->
+            fn epoch, {batch_fn, final_metrics_map, %State{} = loop_state} ->
               case fire_event(:epoch_started, handler_fns, loop_state, debug?) do
                 {:halt_epoch, state} ->
                   halt_epoch(handler_fns, batch_fn, final_metrics_map, state, debug?)
@@ -1691,7 +1691,7 @@ defmodule Axon.Loop do
                         {:halt_loop, state} ->
                           {:halt, {final_metrics_map, state}}
 
-                        {:continue, state} ->
+                        {:continue, %State{} = state} ->
                           {:cont,
                            {batch_fn, Map.put(final_metrics_map, epoch, state.metrics),
                             %State{
@@ -1924,7 +1924,7 @@ defmodule Axon.Loop do
   # Halts an epoch during looping
   defp halt_epoch(handler_fns, batch_fn, final_metrics_map, loop_state, debug?) do
     case fire_event(:epoch_halted, handler_fns, loop_state, debug?) do
-      {:halt_epoch, %{epoch: epoch, metrics: metrics} = state} ->
+      {:halt_epoch, %State{epoch: epoch, metrics: metrics} = state} ->
         final_metrics_map = Map.put(final_metrics_map, epoch, metrics)
         {:cont, {batch_fn, final_metrics_map, %State{state | epoch: epoch + 1, iteration: 0}}}
 

lib/axon/quantization/layers.ex

@@ -45,13 +45,15 @@ defmodule Axon.Quantization.Layers do
   end
 
   deftransformp reshape_scales(scales, y) do
-    ones = List.to_tuple(List.duplicate(1, Nx.rank(y) - 1))
-    Nx.reshape(scales, Tuple.append(ones, :auto))
+    n = Nx.rank(y) - 1
+    ones = Tuple.duplicate(1, n)
+    Nx.reshape(scales, Tuple.insert_at(ones, n, :auto))
   end
 
   deftransformp reshape_output(output, x_shape) do
-    all_but_last = Tuple.delete_at(x_shape, tuple_size(x_shape) - 1)
-    new_shape = Tuple.append(all_but_last, :auto)
+    n = tuple_size(x_shape) - 1
+    all_but_last = Tuple.delete_at(x_shape, n)
+    new_shape = Tuple.insert_at(all_but_last, n, :auto)
     Nx.reshape(output, new_shape)
   end
 end

mix.exs

@@ -14,11 +14,14 @@ defmodule Axon.MixProject do
       deps: deps(),
       docs: docs(),
       description: "Create and train neural networks in Elixir",
-      package: package(),
-      preferred_cli_env: [
-        docs: :docs,
-        "hex.publish": :docs
-      ]
+      package: package()
+    ]
+  end
+
+  def cli do
+    [
+      docs: :docs,
+      "hex.publish": :docs
     ]
   end
 
@@ -35,9 +38,9 @@ defmodule Axon.MixProject do
   # Run "mix help deps" to learn about dependencies.
   defp deps do
     [
-      {:nx, "~> 0.9", nx_opts()},
-      {:exla, "~> 0.9", [only: :test] ++ exla_opts()},
-      {:torchx, "~> 0.9", [only: :test] ++ torchx_opts()},
+      {:nx, "~> 0.10", nx_opts()},
+      {:exla, "~> 0.10", [only: :test] ++ exla_opts()},
+      {:torchx, "~> 0.10", [only: :test] ++ torchx_opts()},
       {:ex_doc, "~> 0.23", only: :docs},
       {:table_rex, "~> 3.1 or ~> 4.1", optional: true},
       {:kino, "~> 0.7", optional: true},

mix.lock

@@ -1,9 +1,10 @@
 %{
-  "complex": {:hex, :complex, "0.5.0", "af2d2331ff6170b61bb738695e481b27a66780e18763e066ee2cd863d0b1dd92", [:mix], [], "hexpm", "2683bd3c184466cfb94fad74cbfddfaa94b860e27ad4ca1bffe3bff169d91ef1"},
+  "complex": {:hex, :complex, "0.6.0", "b0130086a7a8c33574d293b2e0e250f4685580418eac52a5658a4bd148f3ccf1", [:mix], [], "hexpm", "0a5fa95580dcaf30fcd60fe1aaf24327c0fe401e98c24d892e172e79498269f9"},
   "earmark_parser": {:hex, :earmark_parser, "1.4.41", "ab34711c9dc6212dda44fcd20ecb87ac3f3fce6f0ca2f28d4a00e4154f8cd599", [:mix], [], "hexpm", "a81a04c7e34b6617c2792e291b5a2e57ab316365c2644ddc553bb9ed863ebefa"},
-  "elixir_make": {:hex, :elixir_make, "0.8.4", "4960a03ce79081dee8fe119d80ad372c4e7badb84c493cc75983f9d3bc8bde0f", [:mix], [{:castore, "~> 0.1 or ~> 1.0", [hex: :castore, repo: "hexpm", optional: true]}, {:certifi, "~> 2.0", [hex: :certifi, repo: "hexpm", optional: true]}], "hexpm", "6e7f1d619b5f61dfabd0a20aa268e575572b542ac31723293a4c1a567d5ef040"},
+  "elixir_make": {:hex, :elixir_make, "0.9.0", "6484b3cd8c0cee58f09f05ecaf1a140a8c97670671a6a0e7ab4dc326c3109726", [:mix], [], "hexpm", "db23d4fd8b757462ad02f8aa73431a426fe6671c80b200d9710caf3d1dd0ffdb"},
   "ex_doc": {:hex, :ex_doc, "0.34.2", "13eedf3844ccdce25cfd837b99bea9ad92c4e511233199440488d217c92571e8", [:mix], [{:earmark_parser, "~> 1.4.39", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_c, ">= 0.1.0", [hex: :makeup_c, repo: "hexpm", optional: true]}, {:makeup_elixir, "~> 0.14 or ~> 1.0", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1 or ~> 1.0", [hex: :makeup_erlang, repo: "hexpm", optional: false]}, {:makeup_html, ">= 0.1.0", [hex: :makeup_html, repo: "hexpm", optional: true]}], "hexpm", "5ce5f16b41208a50106afed3de6a2ed34f4acfd65715b82a0b84b49d995f95c1"},
-  "exla": {:hex, :exla, "0.9.0", "e048c7a3d33917c214774a7ea1a0c626eb9de01e3fb2423cf9e2b89ef6dada3a", [:make, :mix], [{:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 1.0", [hex: :nimble_pool, repo: "hexpm", optional: false]}, {:nx, "~> 0.9.0", [hex: :nx, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.0 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:xla, "~> 0.8.0", [hex: :xla, repo: "hexpm", optional: false]}], "hexpm", "cbd30b54992d0da01a5aaee361a3160fc29de05a9f6c3dbcbd1fa04b4aa72302"},
+  "exla": {:hex, :exla, "0.10.0", "93e7d75a774fbc06ce05b96de20c4b01bda413b315238cb3c727c09a05d2bc3a", [:make, :mix], [{:elixir_make, "~> 0.6", [hex: :elixir_make, repo: "hexpm", optional: false]}, {:fine, "~> 0.1.0", [hex: :fine, repo: "hexpm", optional: false]}, {:nimble_pool, "~> 1.0", [hex: :nimble_pool, repo: "hexpm", optional: false]}, {:nx, "~> 0.10.0", [hex: :nx, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.0 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}, {:xla, "~> 0.9.0", [hex: :xla, repo: "hexpm", optional: false]}], "hexpm", "16fffdb64667d7f0a3bc683fdcd2792b143a9b345e4b1f1d5cd50330c63d8119"},
+  "fine": {:hex, :fine, "0.1.4", "b19a89c1476c7c57afb5f9314aed5960b5bc95d5277de4cb5ee8e1d1616ce379", [:mix], [], "hexpm", "be3324cc454a42d80951cf6023b9954e9ff27c6daa255483b3e8d608670303f5"},
   "fss": {:hex, :fss, "0.1.1", "9db2344dbbb5d555ce442ac7c2f82dd975b605b50d169314a20f08ed21e08642", [:mix], [], "hexpm", "78ad5955c7919c3764065b21144913df7515d52e228c09427a004afe9c1a16b0"},
   "kino": {:hex, :kino, "0.14.1", "c499afb1cd0be462feaf0a75c0631aa65aacc545b1c10f431b439b74f104be22", [:mix], [{:fss, "~> 0.1.0", [hex: :fss, repo: "hexpm", optional: false]}, {:nx, "~> 0.1", [hex: :nx, repo: "hexpm", optional: true]}, {:plug, "~> 1.0", [hex: :plug, repo: "hexpm", optional: true]}, {:table, "~> 0.1.2", [hex: :table, repo: "hexpm", optional: false]}], "hexpm", "090aea1aaa267e42e5ac24ee6bc5ed515aecc0a9edb8619aa4ee839201e704aa"},
   "kino_vega_lite": {:hex, :kino_vega_lite, "0.1.13", "03c00405987a2202e4b8014ee55eb7f5727691b3f13d76a3764f6eeccef45322", [:mix], [{:kino, "~> 0.7", [hex: :kino, repo: "hexpm", optional: false]}, {:table, "~> 0.1.0", [hex: :table, repo: "hexpm", optional: false]}, {:vega_lite, "~> 0.1.8", [hex: :vega_lite, repo: "hexpm", optional: false]}], "hexpm", "00c72bc270e7b9d3c339f726cdab0012fd3f2fc75e36c7548e0f250fe420fa10"},
@@ -12,12 +13,12 @@
   "makeup_erlang": {:hex, :makeup_erlang, "1.0.1", "c7f58c120b2b5aa5fd80d540a89fdf866ed42f1f3994e4fe189abebeab610839", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "8a89a1eeccc2d798d6ea15496a6e4870b75e014d1af514b1b71fa33134f57814"},
   "nimble_parsec": {:hex, :nimble_parsec, "1.4.0", "51f9b613ea62cfa97b25ccc2c1b4216e81df970acd8e16e8d1bdc58fef21370d", [:mix], [], "hexpm", "9c565862810fb383e9838c1dd2d7d2c437b3d13b267414ba6af33e50d2d1cf28"},
   "nimble_pool": {:hex, :nimble_pool, "1.1.0", "bf9c29fbdcba3564a8b800d1eeb5a3c58f36e1e11d7b7fb2e084a643f645f06b", [:mix], [], "hexpm", "af2e4e6b34197db81f7aad230c1118eac993acc0dae6bc83bac0126d4ae0813a"},
-  "nx": {:hex, :nx, "0.9.0", "03a622a27d93eaaa2d24ff9b812d9f675cc04eb0340ca3dd065674f3642867d3", [:mix], [{:complex, "~> 0.5", [hex: :complex, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.0 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "3810a5a90db0654b6e538430c0fb473a22bfc11b3d02ea7834db493cf3f56153"},
+  "nx": {:hex, :nx, "0.10.0", "128e4a094cb790f663e20e1334b127c1f2a4df54edfb8b13c22757ec33133b4f", [:mix], [{:complex, "~> 0.6", [hex: :complex, repo: "hexpm", optional: false]}, {:telemetry, "~> 0.4.0 or ~> 1.0", [hex: :telemetry, repo: "hexpm", optional: false]}], "hexpm", "3db8892c124aeee091df0e6fbf8e5bf1b81f502eb0d4f5ba63e6378ebcae7da4"},
   "polaris": {:hex, :polaris, "0.1.0", "dca61b18e3e801ecdae6ac9f0eca5f19792b44a5cb4b8d63db50fc40fc038d22", [:mix], [{:nx, "~> 0.5", [hex: :nx, repo: "hexpm", optional: false]}], "hexpm", "13ef2b166650e533cb24b10e2f3b8ab4f2f449ba4d63156e8c569527f206e2c2"},
   "table": {:hex, :table, "0.1.2", "87ad1125f5b70c5dea0307aa633194083eb5182ec537efc94e96af08937e14a8", [:mix], [], "hexpm", "7e99bc7efef806315c7e65640724bf165c3061cdc5d854060f74468367065029"},
   "table_rex": {:hex, :table_rex, "4.1.0", "fbaa8b1ce154c9772012bf445bfb86b587430fb96f3b12022d3f35ee4a68c918", [:mix], [], "hexpm", "95932701df195d43bc2d1c6531178fc8338aa8f38c80f098504d529c43bc2601"},
   "telemetry": {:hex, :telemetry, "1.3.0", "fedebbae410d715cf8e7062c96a1ef32ec22e764197f70cda73d82778d61e7a2", [:rebar3], [], "hexpm", "7015fc8919dbe63764f4b4b87a95b7c0996bd539e0d499be6ec9d7f3875b79e6"},
-  "torchx": {:hex, :torchx, "0.9.0", "936cbd32233f89d73700c39b7ef56f94b3f3541db03c90f8ddf6b3fe73260e28", [:mix], [{:nx, "~> 0.9.0", [hex: :nx, repo: "hexpm", optional: false]}], "hexpm", "4e057d6b93fc91191957230b2c61c408861b888abdf6a900baf0db4125405505"},
+  "torchx": {:hex, :torchx, "0.10.2", "4b8529bfc4b0e641232497c99ef6d2508e652198840b212373333361352f0bae", [:mix], [{:nx, "~> 0.10.0", [hex: :nx, repo: "hexpm", optional: false]}], "hexpm", "cad541c64df8ddcbf50d9b0f212961632361a03050c8e01493f0fc8d4fed96d9"},
   "vega_lite": {:hex, :vega_lite, "0.1.9", "d7a288665f916181b68d0a3617f1b3611d16a4dcd5fafb51b847b71db1159d4c", [:mix], [{:table, "~> 0.1.0", [hex: :table, repo: "hexpm", optional: false]}], "hexpm", "c6a056e763162198e73ae6dfb46c09753bb0298474410fd085074e1cdcee7418"},
-  "xla": {:hex, :xla, "0.8.0", "fef314d085dd3ee16a0816c095239938f80769150e15db16dfaa435553d7cb16", [:make, :mix], [{:elixir_make, "~> 0.4", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "739c61c8d93b97e12ba0369d10e76130224c208f1a76ad293e3581f056833e57"},
+  "xla": {:hex, :xla, "0.9.1", "cca0040ff94902764007a118871bfc667f1a0085d4a5074533a47d6b58bec61e", [:make, :mix], [{:elixir_make, "~> 0.4", [hex: :elixir_make, repo: "hexpm", optional: false]}], "hexpm", "eb5e443ae5391b1953f253e051f2307bea183b59acee138053a9300779930daf"},
 }

test/axon/compiler_test.exs

@@ -4062,9 +4062,10 @@ defmodule CompilerTest do
                }
              } = params = init_fn.(input, ModelState.empty())
 
-      assert_equal(
+      assert_all_close(
         predict_fn.(params, input),
-        Axon.Layers.dynamic_unroll(&Axon.Layers.gru_cell/6, input, carry, Nx.tensor(0), k, h, b)
+        Axon.Layers.dynamic_unroll(&Axon.Layers.gru_cell/6, input, carry, Nx.tensor(0), k, h, b),
+        atol: 1.0e-7
       )
     end
 
@@ -4192,7 +4193,11 @@ defmodule CompilerTest do
       enc = {eik, ehk, eb}
       dec = {dik, dhk, db}
 
-      assert_equal(predict_fn.(params, input), equiv_fn.(input, enc, dec))
+      assert_all_close(
+        predict_fn.(params, input),
+        equiv_fn.(input, enc, dec),
+        atol: 1.0e-7
+      )
     end
 
     test "initializes with use_bias false" do
@@ -5246,7 +5251,11 @@ defmodule CompilerTest do
 
       input = random({1, 1})
 
-      assert_equal(predict_fn.(params, input), expected_predict_fn.(input, k1, b1, k2, b2))
+      assert_all_close(
+        predict_fn.(params, input),
+        expected_predict_fn.(input, k1, b1, k2, b2),
+        atol: 1.0e-7
+      )
     end
 
     test "predicts correctly with multiple dense, used twice" do
@@ -5290,7 +5299,11 @@ defmodule CompilerTest do
 
       input = random({1, 1})
 
-      assert_equal(predict_fn.(params, input), expected_predict_fn.(input, k1, b1, k2, b2))
+      assert_all_close(
+        predict_fn.(params, input),
+        expected_predict_fn.(input, k1, b1, k2, b2),
+        atol: 1.0e-7
+      )
     end
 
     test "predicts correctly with multiple blocks in network" do
@@ -5703,6 +5716,8 @@ defmodule CompilerTest do
       out =
         ExUnit.CaptureIO.capture_io(fn ->
           predict_fn.(model_state, input)
+          # Wait for async print operations to flush
+          Process.sleep(1000)
         end)
 
       assert out =~ "x:"

test/axon/layers_test.exs

@@ -377,7 +377,13 @@ defmodule Axon.LayersTest do
       bias = 0.0
 
       assert_equal(
-        Axon.Layers.conv_transpose(inp, kernel, bias, padding: [{0, 1}, {1, 2}], channels: :first),
+        Axon.Layers.conv_transpose(
+          inp,
+          kernel,
+          bias,
+          padding: [{0, 1}, {1, 2}],
+          channels: :first
+        ),
         Nx.tensor([[[[0.0, 2.0, 3.0, 0.0, 0.0], [0.0, 0.0, 0.0, 0.0, 0.0]]]])
       )
     end