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Harald Nilsen
commited on
Commit
·
0d5403b
1
Parent(s):
5a877d0
new pipeline
Browse files- app.py +7 -67
- requirements.txt +4 -0
app.py
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import gradio as gr
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from transformers import pipeline
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import
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sentiment_analyzer = pipeline(
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"sentiment-analysis",
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model="cardiffnlp/twitter-roberta-base-sentiment-latest",
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tokenizer="cardiffnlp/twitter-roberta-base-sentiment-latest",
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return_all_scores=True,
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truncation=True,
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padding=True,
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device_map="auto"
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)
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def
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probs = {s["label"].lower(): float(s["score"]) for s in scores}
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p_pos = probs.get("positive", 0.0)
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p_neg = probs.get("negative", 0.0)
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return p_pos - p_neg # range roughly [-1, 1]
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"""
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Analyze emotional tone and potential bias in sources.
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Uses polarity = P(positive) - P(negative) and respects neutral.
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"""
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# Make chunks
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chunks = [text[i:i+chunk_size] for i in range(0, len(text), chunk_size)]
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chunks = [c for c in chunks if len(c.strip()) > 10]
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if not chunks:
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return {"error": "Could not analyze sentiment"}
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# Batch inference
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batch_outputs = sentiment_analyzer(chunks) # list of lists of dicts
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# Compute per-chunk polarity
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chunk_polarities = [_polarity_from_scores(scores) for scores in batch_outputs]
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# Aggregate
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avg_polarity = sum(chunk_polarities) / len(chunk_polarities)
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if avg_polarity > neutral_margin:
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overall = "POSITIVE"
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elif avg_polarity < -neutral_margin:
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overall = "NEGATIVE"
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else:
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overall = "NEUTRAL"
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# Build a compact per-chunk view
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# Use the model's top label for human-readable chunk summaries
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tops = []
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for scores in batch_outputs[:5]:
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top = max(scores, key=lambda s: s["score"])
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tops.append({"label": top["label"].upper(), "score": float(top["score"])})
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return {
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"overall_sentiment": overall,
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"confidence": float(abs(avg_polarity)),
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"chunk_analysis": tops
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}
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print("✅ Sentiment analysis pipeline ready")
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def analyze_sentiment(text):
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result = analyze_tone_and_bias(text)
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return result['chunk_analysis'][0]
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demo = gr.Interface(fn=analyze_sentiment, inputs="textbox", outputs="textbox")
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test_txt = "Nærmeste samtlige biler og vogntog som passerte Ørskogfjellet da kontrollen pågikk ble stoppet. Hele 50 personer fra de ulike etatene var involvert i kontrollen."
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print(analyze_sentiment(test_txt))
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demo.launch(share=True)
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import gradio as gr
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from transformers import pipeline
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import torch
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import warnings
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ner_pipe = pipeline("ner", model="NbAiLab/nb-bert-base-ner", aggregation_strategy="simple")
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def ner(text):
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return ner_pipe(text)
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ner_result = ner("Nærmeste samtlige biler og vogntog som passerte Ørskogfjellet da kontrollen pågikk ble stoppet. Hele 50 personer fra de ulike etatene var involvert i kontrollen.")
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demo = gr.Interface(fn=ner, inputs="textbox", outputs="textbox")
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demo.launch(share=True)
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requirements.txt
ADDED
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@@ -0,0 +1,4 @@
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+
transformers
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+
gradio
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+
pandas
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+
torch
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