sentiment analysis

README.md

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 # exact_data2023
 
+### Odpalanie:
+
+pip install -r requirements.txt
+
+flask run
+

application/__init__.py

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+from flask import Flask
+from flask_cors import CORS
+
+def create_app():
+    application = Flask(__name__)
+    CORS(application)
+
+    from application.services.sentiment_service import sentiment_service
+    application.register_blueprint(sentiment_service)
+
+    return application

application/functions/sentiment.py

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+from transformers import AutoTokenizer
+from transformers import pipeline
+
+model = 'application/models/sentiment_model'
+tokenizer = AutoTokenizer.from_pretrained('application/tokenizers/sentiment_tokenizer')
+# tokenizer = AutoTokenizer.from_pretrained("sdadas/polish-gpt2-small")
+
+def sentiment_prediction(data):
+    pipe = pipeline('text-classification', model=model, tokenizer = tokenizer)
+    result = pipe(data)
+    return result

application/models/sentiment_model/config.json

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+{
+  "_name_or_path": "sdadas/polish-gpt2-small",
+  "activation_function": "gelu_fast",
+  "architectures": [
+    "GPT2ForSequenceClassification"
+  ],
+  "attn_pdrop": 0.1,
+  "bos_token_id": 0,
+  "embd_pdrop": 0.1,
+  "eos_token_id": 2,
+  "id2label": {
+    "0": "LABEL_0",
+    "1": "LABEL_1",
+    "2": "LABEL_2"
+  },
+  "initializer_range": 0.02,
+  "label2id": {
+    "LABEL_0": 0,
+    "LABEL_1": 1,
+    "LABEL_2": 2
+  },
+  "layer_norm_epsilon": 1e-05,
+  "model_type": "gpt2",
+  "n_embd": 768,
+  "n_head": 12,
+  "n_inner": 3072,
+  "n_layer": 12,
+  "n_positions": 2048,
+  "pad_token_id": 51200,
+  "problem_type": "single_label_classification",
+  "reorder_and_upcast_attn": false,
+  "resid_pdrop": 0.1,
+  "scale_attn_by_inverse_layer_idx": false,
+  "scale_attn_weights": true,
+  "summary_activation": null,
+  "summary_first_dropout": 0.1,
+  "summary_proj_to_labels": true,
+  "summary_type": "cls_index",
+  "summary_use_proj": true,
+  "tokenizer_class": "GPT2TokenizerFast",
+  "torch_dtype": "float32",
+  "transformers_version": "4.29.2",
+  "use_cache": true,
+  "vocab_size": 51201
+}

application/services/sentiment_service.py

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+from flask import(
+    request,   
+    jsonify, 
+    Blueprint,
+    )
+from application.functions.sentiment import sentiment_prediction
+
+sentiment_service = Blueprint("sentiment_service", __name__)    
+
+@sentiment_service.route("/get_sentiment_data", methods=['GET'])
+def get_data():
+    data = request.get_json()
+    result = sentiment_prediction(data['sentences'])
+    return result

application/tokenizers/sentiment_tokenizer/tokenizer_config.json

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+{
+  "add_bos_token": false,
+  "add_prefix_space": false,
+  "bos_token": "<s>",
+  "eos_token": "</s>",
+  "errors": "replace",
+  "name_or_path": "original/polish-gpt2-small",
+  "special_tokens_map_file": "original/polish-gpt2-small/special_tokens_map.json",
+  "tokenizer_class": "GPT2Tokenizer",
+  "unk_token": "<unk>"
+}

requirements.txt

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+aiohttp==3.8.4
+aiosignal==1.3.1
+async-timeout==4.0.2
+attrs==23.1.0
+blinker==1.6.2
+certifi==2023.5.7
+charset-normalizer==3.1.0
+click==8.1.3
+colorama==0.4.6
+datasets==2.12.0
+dill==0.3.6
+filelock==3.12.0
+Flask==2.3.2
+Flask-Cors==3.0.10
+frozenlist==1.3.3
+fsspec==2023.5.0
+huggingface-hub==0.14.1
+idna==3.4
+importlib-metadata==6.6.0
+itsdangerous==2.1.2
+Jinja2==3.1.2
+MarkupSafe==2.1.2
+mpmath==1.3.0
+multidict==6.0.4
+multiprocess==0.70.14
+networkx==3.1
+numpy==1.24.3
+packaging==23.1
+pandas==2.0.1
+pyarrow==12.0.0
+python-dateutil==2.8.2
+pytz==2023.3
+PyYAML==6.0
+regex==2023.5.5
+requests==2.31.0
+responses==0.18.0
+six==1.16.0
+sympy==1.12
+tokenizers==0.13.3
+torch==2.0.1
+tqdm==4.65.0
+transformers==4.29.2
+typing-extensions==4.6.2
+tzdata==2023.3
+urllib3==2.0.2
+Werkzeug==2.3.4
+xxhash==3.2.0
+yarl==1.9.2
+zipp==3.15.0

run.py

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+from application import create_app
+
+app = create_app()
+ctx = app.app_context()
+ctx.push()
+ctx.pop()
+
+if __name__ == "__main__":
+    app.run()

wsgi.py

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+from application import create_app
+app = create_app()