Create app.py

app.py

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+import gradio as gr
+from deep_translator import GoogleTranslator
+import os
+
+def translate_srt_file(file):
+    with open(file.name, "r", encoding="utf-8") as f:
+        content = f.read()
+
+    blocks = content.strip().split("\n\n")
+    translated_blocks = []
+
+    for block in blocks:
+        lines = block.strip().split("\n")
+        if len(lines) < 3:
+            continue
+        index = lines[0]
+        timecode = lines[1]
+        text_lines = lines[2:]
+
+        original_text = " ".join(text_lines)
+        try:
+            translated_text = GoogleTranslator(source='en', target='bn').translate(original_text)
+        except Exception as e:
+            translated_text = original_text
+
+        translated_block = f"{index}\n{timecode}\n{translated_text}"
+        translated_blocks.append(translated_block)
+
+    output_path = "translated_bn.srt"
+    with open(output_path, "w", encoding="utf-8") as f:
+        f.write("\n\n".join(translated_blocks))
+
+    return output_path
+
+title = "English ➜ Bengali Subtitle Translator"
+description = "Upload an `.srt` subtitle file in English. This app will return a translated Bengali version."
+
+gr.Interface(
+    fn=translate_srt_file,
+    inputs=gr.File(file_types=[".srt"], label="Upload English .srt file"),
+    outputs=gr.File(label="Download Bengali .srt file"),
+    title=title,
+    description=description,
+).launch()