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| author | AUTOMATIC1111 <16777216c@gmail.com> | 2023-07-16 23:13:55 +0300 |
|---|---|---|
| committer | AUTOMATIC1111 <16777216c@gmail.com> | 2023-07-16 23:13:55 +0300 |
| commit | b75b004fe62826455f1aa77e849e7da13902cb17 (patch) | |
| tree | 23aa9debf80fff6ef7fe9778e56df6a135065310 /extensions-builtin/Lora/network_hada.py | |
| parent | 7d26c479eebec03c2abb28f7b5226791688a7cea (diff) | |
lora extension rework to include other types of networks
Diffstat (limited to 'extensions-builtin/Lora/network_hada.py')
| -rw-r--r-- | extensions-builtin/Lora/network_hada.py | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/extensions-builtin/Lora/network_hada.py b/extensions-builtin/Lora/network_hada.py new file mode 100644 index 00000000..15e7ffd8 --- /dev/null +++ b/extensions-builtin/Lora/network_hada.py @@ -0,0 +1,59 @@ +import lyco_helpers
+import network
+import network_lyco
+
+
+class ModuleTypeHada(network.ModuleType):
+ def create_module(self, net: network.Network, weights: network.NetworkWeights):
+ if all(x in weights.w for x in ["hada_w1_a", "hada_w1_b", "hada_w2_a", "hada_w2_b"]):
+ return NetworkModuleHada(net, weights)
+
+ return None
+
+
+class NetworkModuleHada(network_lyco.NetworkModuleLyco):
+ def __init__(self, net: network.Network, weights: network.NetworkWeights):
+ super().__init__(net, weights)
+
+ if hasattr(self.sd_module, 'weight'):
+ self.shape = self.sd_module.weight.shape
+
+ self.w1a = weights.w["hada_w1_a"]
+ self.w1b = weights.w["hada_w1_b"]
+ self.dim = self.w1b.shape[0]
+ self.w2a = weights.w["hada_w2_a"]
+ self.w2b = weights.w["hada_w2_b"]
+
+ self.t1 = weights.w.get("hada_t1")
+ self.t2 = weights.w.get("hada_t2")
+
+ self.alpha = weights.w["alpha"].item() if "alpha" in weights.w else None
+ self.scale = weights.w["scale"].item() if "scale" in weights.w else None
+
+ def calc_updown(self, orig_weight):
+ w1a = self.w1a.to(orig_weight.device, dtype=orig_weight.dtype)
+ w1b = self.w1b.to(orig_weight.device, dtype=orig_weight.dtype)
+ w2a = self.w2a.to(orig_weight.device, dtype=orig_weight.dtype)
+ w2b = self.w2b.to(orig_weight.device, dtype=orig_weight.dtype)
+
+ output_shape = [w1a.size(0), w1b.size(1)]
+
+ if self.t1 is not None:
+ output_shape = [w1a.size(1), w1b.size(1)]
+ t1 = self.t1.to(orig_weight.device, dtype=orig_weight.dtype)
+ updown1 = lyco_helpers.make_weight_cp(t1, w1a, w1b)
+ output_shape += t1.shape[2:]
+ else:
+ if len(w1b.shape) == 4:
+ output_shape += w1b.shape[2:]
+ updown1 = lyco_helpers.rebuild_conventional(w1a, w1b, output_shape)
+
+ if self.t2 is not None:
+ t2 = self.t2.to(orig_weight.device, dtype=orig_weight.dtype)
+ updown2 = lyco_helpers.make_weight_cp(t2, w2a, w2b)
+ else:
+ updown2 = lyco_helpers.rebuild_conventional(w2a, w2b, output_shape)
+
+ updown = updown1 * updown2
+
+ return self.finalize_updown(updown, orig_weight, output_shape)
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