File size: 5,245 Bytes
50493b4
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
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
import pandas as pd
from PIL import Image
import json
import random
from qwen_vl_utils import process_vision_info

prompt_template="What do you see?"
expert_template = """{{flowrate:{FLOW_RATE_VALUE}}}"""
answer_template="""The flowrate is {FLOW_RATE_VALUE}."""

with open("/home/cm2161/rds/hpc-work/llama-manufacturing/pr-intern/src/data/general_statements.json", 'r') as file:
    general_statements = json.load(file)["general_statements"]
with open("/home/cm2161/rds/hpc-work/llama-manufacturing/pr-intern/src/data/qual_over_extrusion.json", 'r') as file:
    qual_over_extrusion = json.load(file)["over_extrusion_statements"]
with open("/home/cm2161/rds/hpc-work/llama-manufacturing/pr-intern/src/data/qual_under_extrusion.json", 'r') as file:
    qual_under_extrusion = json.load(file)["under_extrusion_statements"]
with open("/home/cm2161/rds/hpc-work/llama-manufacturing/pr-intern/src/data/qual_good_extrusion.json", 'r') as file:
    qual_good_extrusion = json.load(file)["good_extrusion_statements"]
with open("/home/cm2161/rds/hpc-work/llama-manufacturing/pr-intern/src/data/quant_templates.json", 'r') as file:
    quant_templates = json.load(file)["flow_rate_statements"]

## note: reinstall bitsandbytes if not working. enforced version 0.37.2.

def synthesize_answer(sample, general=True, quant=True, qual=True):
    final_statement = ""

    # General statement
    if general:
        gs = random.choice(general_statements)["statement"]
        final_statement += f"{gs} "

    # Quantitative statement
    if quant:
        quant_statement = random.choice(quant_templates)["statement"]
        quant_statement = quant_statement.format(flow_rate=sample["flow_rate"])
        final_statement += f"{quant_statement} "

    # Qualitative statement
    if qual:
        flow_rate = float(sample['flow_rate'])
        if flow_rate < 90:
            qual_statement = random.choice(qual_under_extrusion)["statement"]
        elif flow_rate > 110:
            qual_statement = random.choice(qual_over_extrusion)["statement"]
        else:
            qual_statement = random.choice(qual_good_extrusion)["statement"]
        final_statement += f"{qual_statement}"

    return final_statement.strip()


def format_data(sample, image=True, fr= False, train=True):

    formatted_data = {"messages": [{"role": "user","content": []}]}

    if image:
        formatted_data["messages"][0]["content"].append(
                            {
                                "type": "image","image": Image.open(sample["full_img_path"]),
                            }
                        )

    if fr:
        formatted_data["messages"][0]["content"].append(
                {
                    "type": "text", "text": expert_template.format(FLOW_RATE_VALUE=fr)+prompt_template
                }
            )
    else:
        formatted_data["messages"][0]["content"].append(
            {
                "type": "text", "text": prompt_template
            }
        )
        
    if train:
        formatted_data["messages"].append(
            {
                "role": "assistant",
                "content": synthesize_answer(sample=sample)
            }
        )

    return formatted_data


def collate_vqa(examples, processor, expert):

    if expert:
        _,_,expert_batch = expert.active_learning(examples)
        templates = [format_data(example, fr=fr, image=True, train=True) for example,fr in zip(examples,expert_batch)]
    else:
        templates = [format_data(example, image=True, train=True) for example in examples]

    image_inputs = [process_vision_info(template["messages"])[0] for template in templates]
    texts = [processor.apply_chat_template(template["messages"], tokenize=False) for template in templates] # puts in template, and <image> token is isolated from img
    
    batch = processor(text=texts, images=image_inputs, return_tensors="pt", padding=True)
    
    labels = batch["input_ids"].clone()
    labels[labels == processor.tokenizer.pad_token_id] = -100  #
    image_tokens = [processor.tokenizer.convert_tokens_to_ids(processor.image_token)]
    for image_token_id in image_tokens:
        labels[labels == image_token_id] = -100

    batch["labels"] = labels

    return batch


def val_collate_fn(examples, processor, expert=False):

    if expert:
        _, _, expert_batch = expert.validate_step(examples)
        templates= [format_data(example, fr=fr, image=True, train=False) for example,fr in zip(examples, expert_batch)]
    else:
        templates= [format_data(example, image=True, train=False) for example in examples]

    image_inputs = [process_vision_info(template["messages"])[0] for template in templates]
    texts = [processor.apply_chat_template(template["messages"], tokenize=False) for template in templates] # puts in template, and <image> token is isolated from img
    
    batch = processor(text=texts, images=image_inputs, return_tensors="pt", padding=True)
    
    return batch


def load_dataset(file_path, base_dir):
    data = pd.read_csv(file_path)
    data= data.drop(
        columns=["nozzle_tip_x", "nozzle_tip_y"]
    )
    data["full_img_path"] = base_dir + data["img_path"].astype(str)
    data= [row for _, row in data.iterrows()]
    return data