Initial commit

Dockerfile

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+# Use the official Python 3.10 base image
+FROM python:3.10-slim
+
+# Set environment variables
+ENV R_HOME=/usr/lib/R
+ENV PATH="${R_HOME}/bin:${PATH}"
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Install system dependencies and R
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+        r-base \
+        libcurl4-openssl-dev \
+        libssl-dev \
+        libxml2-dev \
+        libgit2-dev && \
+    rm -rf /var/lib/apt/lists/*
+
+# Copy the requirements file into the container
+COPY requirements.txt .
+
+# Install Python dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application code into the container
+COPY . .
+
+# Expose the port that Gradio will run on
+EXPOSE 7860
+
+# Command to run the application
+CMD ["python", "app.py"]

app.py

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+import gradio as gr
+import rpy2.robjects as robj
+from rpy2.robjects import default_converter
+from rpy2.robjects.conversion import localconverter
+
+# define R functions globally
+robj.r("""
+    add <- function(x,y) { return(x + y) }
+    multiply <- function(x,y) { return(x * y) }
+    sub <- function(x,y) { return(x - y) }
+    div <- function(x,y) { return(x / y) }
+  """)
+
+def arithmetic(num1, num2, operation):
+  
+  with localconverter(default_converter):
+
+    if operation == "Add":
+      res = robj.r(f"add({num1}, {num2})")
+    elif operation == "Multiply":
+      res = robj.r(f"multiply({num1}, {num2})")
+    elif operation == "Subtract":
+      res = robj.r(f"sub({num1}, {num2})")
+    elif operation == "Divide":
+      res = robj.r(f"div({num1}, {num2})")
+
+    return res[0]
+
+with gr.Blocks(
+    title="R-Powered Calculator",
+    theme="upsatwal/mlsc_tiet",
+    css = "footer {display: none !important;}"
+) as app:
+  gr.HTML(
+    """
+    <h1 style='text-align: center'>
+      <strong>R-Powered Calculator</strong>
+    </h1>
+    """
+    )
+  with gr.Row():
+    num1 = gr.Number(label="Number 1")
+    num2 = gr.Number(label="Number 2")
+  with gr.Column():
+    operation = gr.Radio(choices=["Add", "Multiply", "Subtract", "Divide"],
+                         value="Add", 
+                         label="Choose Arithmetic Operation",
+                         min_width=100,
+                         scale=0.3)
+  with gr.Row():
+    submit = gr.Button("Run Operation")
+  with gr.Column():
+    gr.HTML(
+    """
+    <h3 style='text-align: center'>
+      <strong>Arithmetic Operation Result</strong>
+    </h3>
+    """
+    )
+    result = gr.Number()
+
+  submit.click(arithmetic, inputs=[num1, num2, operation], outputs=[result])
+
+app.launch(server_name="0.0.0.0", server_port=7860)