added more text capability
Browse files
app.py
CHANGED
@@ -4,19 +4,116 @@ from transformers import AutoTokenizer, AutoModelForSequenceClassification
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# Load model directly
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from transformers import AutoTokenizer, AutoModelForSequenceClassification
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tokenizer = AutoTokenizer.from_pretrained("nebiyu29/fintunned-v2-roberta_GA")
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model = AutoModelForSequenceClassification.from_pretrained("nebiyu29/fintunned-v2-roberta_GA")
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interface = gr.Interface(
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fn=classify_text,
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@@ -24,7 +121,7 @@ interface = gr.Interface(
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outputs="text",
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title="Text Classification Demo",
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description="Enter some text, and the model will classify it.",
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choices=["
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)
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interface.launch()
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# Load model directly
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from transformers import AutoTokenizer, AutoModelForSequenceClassification
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import torch
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import transformers
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tokenizer = AutoTokenizer.from_pretrained("nebiyu29/fintunned-v2-roberta_GA")
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model = AutoModelForSequenceClassification.from_pretrained("nebiyu29/fintunned-v2-roberta_GA")
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# Load the model and tokenizer
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# model = transformers.AutoModelForSequenceClassification.from_pretrained("facebook/bart-large-mnli")
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# tokenizer = transformers.AutoTokenizer.from_pretrained("facebook/bart-large-mnli")
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# Define a function to split a text into segments of 512 tokens
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def split_text(text):
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# Tokenize the text
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tokens = tokenizer.tokenize(text)
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# Initialize an empty list for segments
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segments = []
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# Initialize an empty list for current segment
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current_segment = []
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# Initialize a counter for tokens
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token_count = 0
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# Loop through the tokens
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for token in tokens:
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# Add the token to the current segment
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current_segment.append(token)
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# Increment the token count
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token_count += 1
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# If the token count reaches 512 or the end of the text, add the current segment to the segments list
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if token_count == 512 or token == tokens[-1]:
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# Convert the current segment to a string and add it to the segments list
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segments.append(tokenizer.convert_tokens_to_string(current_segment))
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# Reset the current segment and the token count
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current_segment = []
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token_count = 0
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# Return the segments list
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return segments
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def classify(text, model):
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# Define the labels
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labels = ["depression", "anxiety", "bipolar disorder", "schizophrenia", "PTSD", "OCD", "ADHD", "autism", "eating disorder", "personality disorder", "phobia"]
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# Encode the labels
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label_encodings = tokenizer(labels, padding=True, return_tensors="pt")
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# Split the text into segments
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segments = split_text(text)
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# Initialize an empty list for logits
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logits_list = []
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# Move device to GPU
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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model = model.to(device) # Move the model to the device
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# Loop through the segments
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for segment in segments:
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# Encode the segment and the labels
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inputs = tokenizer([segment] + labels, padding=True, return_tensors="pt")
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# Get the input ids and attention mask
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input_ids = inputs["input_ids"]
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attention_mask = inputs["attention_mask"]
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# Move the input ids and attention mask to the device
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input_ids = input_ids.to(device)
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attention_mask = attention_mask.to(device)
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# Get the model outputs for each segment
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with torch.no_grad():
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outputs = model(
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input_ids,
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attention_mask=attention_mask,
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)
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# Get the logits for each segment and append them to the logits list
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logits = outputs.logits
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logits_list.append(logits)
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# Average the logits across the segments
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avg_logits = torch.mean(torch.stack(logits_list), dim=0)
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# Apply softmax to convert logits to probabilities
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probabilities = torch.softmax(avg_logits, dim=1)
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# Get the probabilities for each label
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label_probabilities = probabilities[:, :len(labels)].tolist()
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# Get the top 3 most likely labels and their probabilities
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# Get the top 3 most likely labels and their probabilities
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top_labels = []
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top_probabilities = []
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label_probabilities = label_probabilities[0] # Extract the list of probabilities for the first (and only) example
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for _ in range(3):
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max_prob_index = label_probabilities.index(max(label_probabilities))
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top_labels.append(labels[max_prob_index])
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top_probabilities.append(max(label_probabilities))
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label_probabilities[max_prob_index] = 0 # Set the max probability to 0 to get the next highest probability
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# Create a dictionary to store the results
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results = {
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"sequence": text,
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"top_labels": top_labels,
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"top_probabilities": top_probabilities
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}
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return results
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# def classify_text(text):
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# """
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# This function preprocesses, feeds text to the model, and outputs the predicted class.
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# """
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# inputs = tokenizer(text, padding=True, truncation=True, return_tensors="pt")
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# outputs = model(**inputs)
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# logits = outputs.logits # Access logits instead of pipeline output
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# predictions = torch.argmax(logits, dim=-1) # Apply argmax for prediction
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# return model.config.id2label[predictions.item()] # Map index to class label
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interface = gr.Interface(
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fn=classify_text,
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outputs="text",
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title="Text Classification Demo",
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description="Enter some text, and the model will classify it.",
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choices=["depression", "anxiety", "bipolar disorder", "schizophrenia", "PTSD", "OCD", "ADHD", "autism", "eating disorder", "personality disorder", "phobia"] # Adjust class names
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)
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interface.launch()
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