File size: 8,854 Bytes
2fdce3c
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
import gradio as gr
from easygui import msgbox
import subprocess
import os
from .common_gui import (
    get_saveasfilename_path,
    get_any_file_path,
    get_file_path,
)

from library.custom_logging import setup_logging

# Set up logging
log = setup_logging()

folder_symbol = '\U0001f4c2'  # πŸ“‚
refresh_symbol = '\U0001f504'  # πŸ”„
save_style_symbol = '\U0001f4be'  # πŸ’Ύ
document_symbol = '\U0001F4C4'   # πŸ“„
PYTHON = 'python3' if os.name == 'posix' else './venv/Scripts/python.exe'


def svd_merge_lora(
    lora_a_model,
    lora_b_model,
    lora_c_model,
    lora_d_model,
    ratio_a,
    ratio_b,
    ratio_c,
    ratio_d,
    save_to,
    precision,
    save_precision,
    new_rank,
    new_conv_rank,
    device,
):
    # Check if the output file already exists
    if os.path.isfile(save_to):
        print(f"Output file '{save_to}' already exists. Aborting.")
        return
    
    # Check if the ratio total is equal to one. If not mormalise to 1
    total_ratio = ratio_a + ratio_b + ratio_c + ratio_d
    if total_ratio != 1:
        ratio_a /= total_ratio
        ratio_b /= total_ratio
        ratio_c /= total_ratio
        ratio_d /= total_ratio

    run_cmd = f'{PYTHON} "{os.path.join("networks","svd_merge_lora.py")}"'
    run_cmd += f' --save_precision {save_precision}'
    run_cmd += f' --precision {precision}'
    run_cmd += f' --save_to "{save_to}"'

    run_cmd_models = ' --models'
    run_cmd_ratios = ' --ratios'
    # Add non-empty models and their ratios to the command
    if lora_a_model:
        if not os.path.isfile(lora_a_model):
            msgbox('The provided model A is not a file')
            return
        run_cmd_models += f' "{lora_a_model}"'
        run_cmd_ratios += f' {ratio_a}'
    if lora_b_model:
        if not os.path.isfile(lora_b_model):
            msgbox('The provided model B is not a file')
            return
        run_cmd_models += f' "{lora_b_model}"'
        run_cmd_ratios += f' {ratio_b}'
    if lora_c_model:
        if not os.path.isfile(lora_c_model):
            msgbox('The provided model C is not a file')
            return
        run_cmd_models += f' "{lora_c_model}"'
        run_cmd_ratios += f' {ratio_c}'
    if lora_d_model:
        if not os.path.isfile(lora_d_model):
            msgbox('The provided model D is not a file')
            return
        run_cmd_models += f' "{lora_d_model}"'
        run_cmd_ratios += f' {ratio_d}'

    run_cmd += run_cmd_models
    run_cmd += run_cmd_ratios
    run_cmd += f' --device {device}'
    run_cmd += f' --new_rank "{new_rank}"'
    run_cmd += f' --new_conv_rank "{new_conv_rank}"'

    log.info(run_cmd)

    # Run the command
    if os.name == 'posix':
        os.system(run_cmd)
    else:
        subprocess.run(run_cmd)


###
# Gradio UI
###


def gradio_svd_merge_lora_tab(headless=False):
    with gr.Tab('Merge LoRA (SVD)'):
        gr.Markdown('This utility can merge two LoRA networks together into a new LoRA.')

        lora_ext = gr.Textbox(value='*.safetensors *.pt', visible=False)
        lora_ext_name = gr.Textbox(value='LoRA model types', visible=False)

        with gr.Row():
            lora_a_model = gr.Textbox(
                label='LoRA model "A"',
                placeholder='Path to the LoRA A model',
                interactive=True,
            )
            button_lora_a_model_file = gr.Button(
                folder_symbol,
                elem_id='open_folder_small',
                visible=(not headless),
            )
            button_lora_a_model_file.click(
                get_file_path,
                inputs=[lora_a_model, lora_ext, lora_ext_name],
                outputs=lora_a_model,
                show_progress=False,
            )

            lora_b_model = gr.Textbox(
                label='LoRA model "B"',
                placeholder='Path to the LoRA B model',
                interactive=True,
            )
            button_lora_b_model_file = gr.Button(
                folder_symbol,
                elem_id='open_folder_small',
                visible=(not headless),
            )
            button_lora_b_model_file.click(
                get_file_path,
                inputs=[lora_b_model, lora_ext, lora_ext_name],
                outputs=lora_b_model,
                show_progress=False,
            )
        with gr.Row():
            ratio_a = gr.Slider(
                label='Merge ratio model A',
                minimum=0,
                maximum=1,
                step=0.01,
                value=0.25,
                interactive=True,
            )
            ratio_b = gr.Slider(
                label='Merge ratio model B',
                minimum=0,
                maximum=1,
                step=0.01,
                value=0.25,
                interactive=True,
            )
        with gr.Row():
            lora_c_model = gr.Textbox(
                label='LoRA model "C"',
                placeholder='Path to the LoRA C model',
                interactive=True,
            )
            button_lora_c_model_file = gr.Button(
                folder_symbol,
                elem_id='open_folder_small',
                visible=(not headless),
            )
            button_lora_c_model_file.click(
                get_file_path,
                inputs=[lora_c_model, lora_ext, lora_ext_name],
                outputs=lora_c_model,
                show_progress=False,
            )

            lora_d_model = gr.Textbox(
                label='LoRA model "D"',
                placeholder='Path to the LoRA D model',
                interactive=True,
            )
            button_lora_d_model_file = gr.Button(
                folder_symbol,
                elem_id='open_folder_small',
                visible=(not headless),
            )
            button_lora_d_model_file.click(
                get_file_path,
                inputs=[lora_d_model, lora_ext, lora_ext_name],
                outputs=lora_d_model,
                show_progress=False,
            )
        with gr.Row():
            ratio_c = gr.Slider(
                label='Merge ratio model C',
                minimum=0,
                maximum=1,
                step=0.01,
                value=0.25,
                interactive=True,
            )
            ratio_d = gr.Slider(
                label='Merge ratio model D',
                minimum=0,
                maximum=1,
                step=0.01,
                value=0.25,
                interactive=True,
            )
        with gr.Row():
            new_rank = gr.Slider(
                label='New Rank',
                minimum=1,
                maximum=1024,
                step=1,
                value=128,
                interactive=True,
            )
            new_conv_rank = gr.Slider(
                label='New Conv Rank',
                minimum=1,
                maximum=1024,
                step=1,
                value=128,
                interactive=True,
            )

        with gr.Row():
            save_to = gr.Textbox(
                label='Save to',
                placeholder='path for the new LoRA file to save...',
                interactive=True,
            )
            button_save_to = gr.Button(
                folder_symbol,
                elem_id='open_folder_small',
                visible=(not headless),
            )
            button_save_to.click(
                get_saveasfilename_path,
                inputs=[save_to, lora_ext, lora_ext_name],
                outputs=save_to,
                show_progress=False,
            )
        with gr.Row():
            precision = gr.Dropdown(
                label='Merge precision',
                choices=['fp16', 'bf16', 'float'],
                value='float',
                interactive=True,
            )
            save_precision = gr.Dropdown(
                label='Save precision',
                choices=['fp16', 'bf16', 'float'],
                value='float',
                interactive=True,
            )
            device = gr.Dropdown(
                label='Device',
                choices=[
                    'cpu',
                    'cuda',
                ],
                value='cuda',
                interactive=True,
            )

        convert_button = gr.Button('Merge model')

        convert_button.click(
            svd_merge_lora,
            inputs=[
                lora_a_model,
                lora_b_model,
                lora_c_model,
                lora_d_model,
                ratio_a,
                ratio_b,
                ratio_c,
                ratio_d,
                save_to,
                precision,
                save_precision,
                new_rank,
                new_conv_rank,
                device,
            ],
            show_progress=False,
        )