Add TPU support for dynamic WI scan and generation modifiers

aiserver.py

@@ -22,7 +22,7 @@ import packaging
 import contextlib
 import traceback
 import threading
-from typing import Any, Callable, TypeVar, Union, Dict, Set, List
+from typing import Any, Callable, TypeVar, Tuple, Union, Dict, Set, List
 
 import requests
 import html
@@ -1001,6 +1001,46 @@ else:
         )
         return soft_tokens
 
+    def tpumtjgenerate_warper_callback(generated, scores, excluded_world_info, n_generated) -> Tuple[List[set], bool, bool]:
+        vars.generated_tkns += 1
+
+        assert len(excluded_world_info) == len(generated)
+        regeneration_required = vars.lua_koboldbridge.regeneration_required
+        halt = not vars.lua_koboldbridge.generating or vars.generated_tkns >= vars.genamt
+        vars.lua_koboldbridge.regeneration_required = False
+
+        global past
+
+        for i in range(vars.numseqs):
+            vars.lua_koboldbridge.generated[i+1][vars.generated_tkns] = int(generated[i, tpu_mtj_backend.params["seq"] + n_generated - 1].item())
+
+        scores_shape = scores.shape
+        scores_list = scores.tolist()
+        vars.lua_koboldbridge.logits = vars.lua_state.table()
+        for r, row in enumerate(scores_list):
+            vars.lua_koboldbridge.logits[r+1] = vars.lua_state.table(*row)
+        vars.lua_koboldbridge.vocab_size = scores_shape[-1]
+
+        execute_genmod()
+
+        scores = np.array(
+            tuple(tuple(row.values()) for row in vars.lua_koboldbridge.logits.values()),
+            dtype=scores.dtype,
+        )
+        assert scores.shape == scores_shape
+
+        if(not vars.dynamicscan or halt):
+            return excluded_world_info, regeneration_required, halt
+
+        for i, t in enumerate(generated):
+            decoded = tokenizer.decode(past[i]) + tokenizer.decode(t[tpu_mtj_backend.params["seq"] : tpu_mtj_backend.params["seq"] + n_generated])
+            _, found = checkworldinfo(decoded, force_use_txt=True)
+            found -= excluded_world_info[i]
+            if(len(found) != 0):
+                regeneration_required = True
+                break
+        return excluded_world_info, regeneration_required, halt
+
     # If we're running Colab or OAI, we still need a tokenizer.
     if(vars.model == "Colab"):
         from transformers import GPT2TokenizerFast
@@ -1013,6 +1053,7 @@ else:
         print("{0}Initializing Mesh Transformer JAX, please wait...{1}".format(colors.PURPLE, colors.END))
         assert vars.model == "TPUMeshTransformerGPTJ" and vars.custmodpth and os.path.isdir(vars.custmodpth)
         import tpu_mtj_backend
+        tpu_mtj_backend.warper_callback = tpumtjgenerate_warper_callback
         tpu_mtj_backend.load_model(vars.custmodpth)
         vars.allowsp = True
         vars.modeldim = int(tpu_mtj_backend.params["d_model"])
@@ -1020,12 +1061,14 @@ else:
         soft_tokens = tpumtjgetsofttokens()
         threading.Thread(  # Compile backend code in background
             target=tpu_mtj_backend.infer,
-            args=(np.uint32((23403, 727, 20185)),),
+            args=(np.tile(np.uint32((23403, 727, 20185)), (vars.numseqs, 1)),),
             kwargs={
                 "soft_embeddings": vars.sp,
                 "soft_tokens": soft_tokens,
+                "use_callback": False,
                 "gen_len": 1,
                 "numseqs": vars.numseqs,
+                "excluded_world_info": list(set() for _ in range(vars.numseqs)),
             },
         ).start()
 
@@ -2890,32 +2933,68 @@ def sendtocolab(txt, min, max):
 #  Send text to TPU mesh transformer backend
 #==================================================================#
 def tpumtjgenerate(txt, minimum, maximum, found_entries=None):
+    vars.generated_tkns = 0
+
     if(found_entries is None):
         found_entries = set()
     found_entries = tuple(found_entries.copy() for _ in range(vars.numseqs))
 
     print("{0}Min:{1}, Max:{2}, Txt:{3}{4}".format(colors.YELLOW, minimum, maximum, tokenizer.decode(txt), colors.END))
 
+    vars._actions = vars.actions
+    vars._prompt = vars.prompt
+    if(vars.dynamicscan):
+        vars._actions = vars._actions.copy()
+
     # Submit input text to generator
     try:
-        if(vars.dynamicscan):
+        context = np.tile(np.uint32(txt), (vars.numseqs, 1))
-            raise ValueError("Dynamic world info scanning is not supported by the TPU backend yet")
-
         soft_tokens = tpumtjgetsofttokens()
 
-        genout = tpool.execute(
+        global past
-            tpu_mtj_backend.infer,
+        past = np.empty((vars.numseqs, 0), dtype=np.uint32)
-            np.uint32(txt),
+
-            gen_len = maximum-minimum+1,
+        while(True):
-            temp=vars.temp,
+            genout, n_generated, regeneration_required, halt = tpool.execute(
-            top_p=vars.top_p,
+                tpu_mtj_backend.infer,
-            top_k=vars.top_k,
+                context,
-            tfs=vars.tfs,
+                gen_len = maximum-minimum+1,
-            numseqs=vars.numseqs,
+                temp=vars.temp,
-            repetition_penalty=vars.rep_pen,
+                top_p=vars.top_p,
-            soft_embeddings=vars.sp,
+                top_k=vars.top_k,
-            soft_tokens=soft_tokens,
+                tfs=vars.tfs,
-        )
+                numseqs=vars.numseqs,
+                repetition_penalty=vars.rep_pen,
+                soft_embeddings=vars.sp,
+                soft_tokens=soft_tokens,
+                excluded_world_info=found_entries,
+            )
+
+            past = np.pad(past, ((0, 0), (0, n_generated)))
+            for r in range(vars.numseqs):
+                for c in range(vars.lua_koboldbridge.generated_cols):
+                    assert vars.lua_koboldbridge.generated[r+1][c+1] is not None
+                    past[r, c] = vars.lua_koboldbridge.generated[r+1][c+1]
+
+            if(halt or not regeneration_required):
+                break
+
+            encoded = []
+            for i in range(vars.numseqs):
+                txt = tokenizer.decode(past[i])
+                winfo, mem, anotetxt, _found_entries = calcsubmitbudgetheader(txt, force_use_txt=True)
+                found_entries[i].update(_found_entries)
+                txt, _, _ = calcsubmitbudget(len(vars._actions), winfo, mem, anotetxt, vars._actions, submission=txt)
+                encoded.append(np.array(txt, dtype=np.uint32))
+            max_length = len(max(encoded, key=len))
+            encoded = np.stack(tuple(np.pad(e, (max_length - len(e), 0), constant_values=tpu_mtj_backend.pad_token_id) for e in encoded))
+            context = np.concatenate(
+                (
+                    encoded,
+                    past,
+                ),
+                axis=-1,
+            )
 
     except Exception as e:
         if(issubclass(type(e), lupa.LuaError)):
@@ -2931,10 +3010,10 @@ def tpumtjgenerate(txt, minimum, maximum, found_entries=None):
             print("{0}{1}{2}".format(colors.RED, traceback.format_exc().replace("\033", ""), colors.END), file=sys.stderr)
         set_aibusy(0)
         return
-    
+
     for i in range(vars.numseqs):
-        vars.lua_koboldbridge.generated[i+1] = vars.lua_state.table(*genout[i].tolist())
+        vars.lua_koboldbridge.outputs[i+1] = tokenizer.decode(past[i])
-        vars.lua_koboldbridge.outputs[i+1] = tokenizer.decode(genout[i])
+    genout = past
 
     execute_outmod()
     if(vars.lua_koboldbridge.regeneration_required):

tpu_mtj_backend.py

@@ -1,5 +1,5 @@
 import multiprocessing
-from typing import Any, Callable, Dict, List, Optional, TypeVar
+from typing import Any, Callable, Dict, List, Optional, Tuple, TypeVar
 import progressbar
 import time
 import os
@@ -20,6 +20,10 @@ from mesh_transformer.transformer_shard import CausalTransformer, CausalTransfor
 params: Dict[str, Any] = {}
 
 
+def warper_callback(generated, logits, excluded_world_info, n_generated) -> Tuple[bool, bool]:
+    raise NotImplementedError("`tpu_mtj_backend.warper_callback()` needs to be defined")
+
+
 def show_spinner():
     bar = progressbar.ProgressBar(max_value=progressbar.UnknownLength, widgets=[progressbar.Timer(), '  ', progressbar.BouncingBar(left='[', right=']', marker='█')])
     i = 0
@@ -235,13 +239,13 @@ class PenalizingCausalTransformer(CausalTransformer):
             def generate_initial_inner(context, ctx_length):
                 # Give the initial context to the transformer
                 transformer = CausalTransformerShard(config)
-                def generate_initial_scan_fn(sequence_index, _):
+                def generate_initial_scan_fn(sequence_index, c):
-                    _, initial_state = transformer.generate_initial(context, ctx_length, soft_embeddings=soft_embeddings)
+                    _, initial_state = transformer.generate_initial(c, ctx_length, soft_embeddings=soft_embeddings)
                     generated_index = config["seq"]
                     # Add that information to generate_loop_fn's starting state
                     initial_state = (jnp.empty(config["n_vocab"], dtype=jnp.float32), generated_index, sequence_index) + initial_state
                     return sequence_index+1, initial_state
-                _, initial_states = jax.lax.scan(generate_initial_scan_fn, 0, None, numseqs)
+                _, initial_states = jax.lax.scan(generate_initial_scan_fn, 0, context, numseqs)
                 sample_key = initial_states[-1][0]
                 initial_states = list(list(jax.tree_map(lambda x: x[i], initial_states[:-1])) for i in range(numseqs))
                 return initial_states, sample_key
@@ -307,7 +311,8 @@ class PenalizingCausalTransformer(CausalTransformer):
             out_axes=["shard", "batch", ...],
             axis_resources={'shard': 'mp', 'batch': 'dp'},
         )
-    def generate(self, ctx, ctx_length, gen_length, numseqs, sampler_options, return_logits=False, soft_embeddings=None):
+    def generate(self, ctx, ctx_length, gen_length, numseqs, sampler_options, return_logits=False, soft_embeddings=None, excluded_world_info=None, use_callback=True):
+        assert excluded_world_info is not None
         assert not return_logits
         assert gen_length.ndim == 1
         assert soft_embeddings is not None
@@ -318,24 +323,34 @@ class PenalizingCausalTransformer(CausalTransformer):
         numseqs_aux = batch_xmap(_numseqs_aux)
         sample_data = [
             [
-                np.pad(ctx[0], (0, params["seq"]), constant_values=pad_token_id),
+                np.pad(ctx[0][i], (0, params["seq"]), constant_values=pad_token_id),
                 params["seq"],
                 None,
                 np.empty((), dtype=np.uint32),
             ]
-            for _ in range(numseqs)
+            for i in range(numseqs)
         ]
         repetition_penalty = sampler_options.pop("repetition_penalty", 1.0)
+        n_generated = 0
+        regeneration_required = False
+        halt = False
         generate_data, sample_key = self.generate_initial_xmap(self.state, jnp.array(key.take(batch_size)), ctx, ctx_length, numseqs_aux, soft_embeddings)
         sample_key = np.asarray(sample_key[0, 0])
-        for _ in range(gen_length[0].item()):
+        while True:
             generate_data, = self.generate_once_xmap(generate_data, self.state, numseqs_aux, soft_embeddings)
             for i in range(numseqs):
-                sample_data[i][2] = np.array(generate_data[0][i][0, 0], copy=True)
+                sample_data[i][2] = np.array(generate_data[i][0][0, 0], copy=True)
             sample_data, sample_key = sample_func(sample_data, sample_key, _numseqs_aux, badwords, repetition_penalty, sampler_options)
             for i in range(numseqs):
                 generate_data[i][3] = np.tile(sample_data[i][0][sample_data[i][1]-1][np.newaxis, np.newaxis], (params["cores_per_replica"], 1, 1))
-        return sample_data, sample_key
+            n_generated += 1
+            if use_callback:
+                excluded_world_info, regeneration_required, halt = warper_callback(np.uint32(tuple(d[0] for d in sample_data)), np.float32(tuple(d[2] for d in sample_data)), excluded_world_info, n_generated)
+                if regeneration_required or halt:
+                    break
+            else:
+                break
+        return sample_data, n_generated, regeneration_required, halt
 
 
 def infer(
@@ -349,15 +364,18 @@ def infer(
     gen_len=80,
     soft_embeddings: Optional[np.array] = None,
     soft_tokens: Optional[np.array] = None,
-) -> List[str]:
+    excluded_world_info = None,
+    use_callback=True,
+) -> Tuple[List[np.array], int, bool, bool]:
+    assert excluded_world_info is not None
     maps.thread_resources.env = thread_resources_env
     total_batch = 1
     tokens = context
     if(soft_tokens is not None):
-        tokens = np.uint32(np.concatenate((soft_tokens, tokens)))
+        tokens = np.uint32(np.concatenate((np.tile(soft_tokens, (tokens.shape[0], 1)), tokens), axis=-1))
-    provided_ctx = tokens.shape[0]
+    provided_ctx = tokens.shape[-1]
     pad_amount = seq - provided_ctx
-    padded_tokens = np.pad(tokens, ((pad_amount, 0),), constant_values=pad_token_id)
+    padded_tokens = np.pad(tokens, ((0, 0), (pad_amount, 0)), constant_values=pad_token_id)
     batched_tokens = np.array([padded_tokens] * total_batch)
     samples = []
     generator_params = {
@@ -374,10 +392,12 @@ def infer(
         numseqs,
         generator_params,
         soft_embeddings=soft_embeddings,
-    )[0]
+        excluded_world_info=excluded_world_info,
-    for out in output:
+        use_callback=use_callback,
+    )
+    for out in output[0]:
         samples.append(out[0][params["seq"] : params["seq"] + gen_len])
-    return samples
+    return (samples,) + output[1:]
 
 
 def load_model(path: str, driver_version="tpu_driver0.1_dev20210607", **kwargs) -> None:
@@ -405,32 +425,25 @@ def load_model(path: str, driver_version="tpu_driver0.1_dev20210607", **kwargs)
     jax.host_count = jax.process_count
     jax.host_id = jax.process_index
 
-    while True:
+    print("Connecting to your Colab instance's TPU", flush=True)
-        print("Connecting to your Colab instance's TPU", flush=True)
+    spinner = multiprocessing.Process(target=show_spinner, args=())
-        spinner = multiprocessing.Process(target=show_spinner, args=())
+    spinner.start()
-        spinner.start()
+    colab_tpu_addr = os.environ['COLAB_TPU_ADDR'].split(':')[0]
-        colab_tpu_addr = os.environ['COLAB_TPU_ADDR'].split(':')[0]
+    url = f'http://{colab_tpu_addr}:8475/requestversion/{driver_version}'
-        url = f'http://{colab_tpu_addr}:8475/requestversion/{driver_version}'
+    requests.post(url)
-        requests.post(url)
+    spinner.terminate()
-        spinner.terminate()
+    print()
-        print()
+    config.FLAGS.jax_xla_backend = "tpu_driver"
-        config.FLAGS.jax_xla_backend = "tpu_driver"
+    config.FLAGS.jax_backend_target = "grpc://" + os.environ['COLAB_TPU_ADDR']
-        config.FLAGS.jax_backend_target = "grpc://" + os.environ['COLAB_TPU_ADDR']
 
-        cores_per_replica = params["cores_per_replica"]
+    cores_per_replica = params["cores_per_replica"]
-        seq = params["seq"]
+    seq = params["seq"]
-        params["optimizer"] = optax.scale(0)
+    params["optimizer"] = optax.scale(0)
-        mesh_shape = (1, cores_per_replica)
+    mesh_shape = (1, cores_per_replica)
-        try:
+    devices = np.array(jax.devices()[:cores_per_replica]).reshape(mesh_shape)
-            devices = np.array(jax.devices()[:cores_per_replica]).reshape(mesh_shape)
+    thread_resources_env = maps.ResourceEnv(maps.Mesh(devices, ('dp', 'mp')), ())
-        except RuntimeError as e:
+    maps.thread_resources.env = thread_resources_env
-            if "DEADLINE_EXCEEDED" not in str(e):
+    tokenizer = transformers.GPT2TokenizerFast.from_pretrained('gpt2')
-                raise e
-            continue
-        thread_resources_env = maps.ResourceEnv(maps.Mesh(devices, ('dp', 'mp')), ())
-        maps.thread_resources.env = thread_resources_env
-        tokenizer = transformers.GPT2TokenizerFast.from_pretrained('gpt2')
-        break
 
     global shard_xmap, batch_xmap
     shard_xmap = __shard_xmap()