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Dockerfile

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+FROM python:3.9  
+
+#set the working directory to /code
+WORKDIR /code  
+
+#copy current dir comtents to container ar /code
+COPY ./requirements.txt /code/requirements.txt  
+
+#install dependencies
+RUN pip install --no-cache-dir --upgrade -r /code/requirements.txt 
+
+RUN useradd user 
+
+USER user
+
+#set home to user's home dir 
+ENV HOME=/home/user \ 
+    PATH=/home/user/.local/bin:$PATH 
+
+#set working dir to user's home directory
+WORKDIR $HOME/app 
+
+COPY --chown=user . $HOME/app 
+
+##start the fastapi APP on any port
+CMD ["uvicorn","app:app","--host","0.0.0.0","--port","7860"]

app.py

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+from fastapi import FastAPI
+from transformers import pipeline
+
+#creating fast api instance
+app=FastAPI()
+
+#create pipeline ...from hugging face 
+pipe = pipeline("text2text-generation", model="google/flan-t5-small")
+
+@app.get("/")
+def home():
+    return{"message":"Hello World"}
+
+@app.get("/generate")
+def generate(text:str):
+    #use pipe line now to generate text from input str
+    output=pipe(text)
+
+    return {"output":output[0]['generated_text']}

requirements.txt

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+fastapi==0.74.*
+requests==2.27.*
+uvicorn[standard]==0.17.*
+sentencepiece==0.1.*
+torch==1.11.*
+transformers==4.*