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66dc1bf 4ee77da 66dc1bf 3250bcb 786d958 3250bcb 66dc1bf 3250bcb 4ee77da 66dc1bf 3250bcb 66dc1bf 3250bcb 66dc1bf 3250bcb 56f6edb 4ee77da 66dc1bf 3250bcb 66dc1bf 3250bcb | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | FROM python:3.11-slim
ENV PYTHONDONTWRITEBYTECODE=1 \
PYTHONUNBUFFERED=1 \
DEBIAN_FRONTEND=noninteractive \
PIP_NO_CACHE_DIR=1
# --------------------------------------------------------------------
# System deps for builds (numpy/scipy, lxml, TA-Lib) + unixODBC + MS ODBC
# --------------------------------------------------------------------
RUN set -eux; \
apt-get update; \
apt-get install -y --no-install-recommends \
build-essential curl wget git ca-certificates gnupg apt-transport-https \
libxml2-dev libxslt1-dev zlib1g-dev \
libjpeg-dev libpng-dev \
libopenblas-dev liblapack-dev gfortran \
unixodbc unixodbc-dev; \
# Add Microsoft repo key (no apt-key) and point to Debian 12 (bookworm)
curl -fsSL https://packages.microsoft.com/keys/microsoft.asc \
| gpg --dearmor -o /usr/share/keyrings/microsoft-prod.gpg; \
echo "deb [arch=amd64 signed-by=/usr/share/keyrings/microsoft-prod.gpg] https://packages.microsoft.com/debian/12/prod bookworm main" \
> /etc/apt/sources.list.d/microsoft-prod.list; \
apt-get update; \
ACCEPT_EULA=Y apt-get install -y --no-install-recommends msodbcsql18 mssql-tools18; \
rm -rf /var/lib/apt/lists/*
# -------------------------------------------------
# Build and install TA-Lib C library (as you had)
# -------------------------------------------------
RUN set -ex \
&& curl -fsSL -o /tmp/ta-lib.tgz http://prdownloads.sourceforge.net/ta-lib/ta-lib-0.4.0-src.tar.gz \
&& tar -xzf /tmp/ta-lib.tgz -C /tmp \
&& cd /tmp/ta-lib* \
&& ./configure --prefix=/usr \
&& make \
&& make install \
&& rm -rf /tmp/ta-lib* /tmp/ta-lib.tgz
WORKDIR /app
# --------------------------
# Python deps (layer cache)
# --------------------------
COPY requirements.txt /app/requirements.txt
RUN python -m pip install --upgrade pip && \
pip install --no-cache-dir -r /app/requirements.txt
# PyTorch CPU
RUN pip install --no-cache-dir --index-url https://download.pytorch.org/whl/cpu \
torch torchvision torchaudio
# NLTK data
ENV NLTK_DATA=/usr/local/share/nltk_data
RUN mkdir -p "$NLTK_DATA" && \
python -c "import nltk; nltk.download('vader_lexicon', download_dir='$NLTK_DATA')"
# App code
COPY . /app
# Gunicorn entrypoint (Hugging Face sets $PORT)
CMD ["bash", "-lc", "gunicorn -w 1 -k gthread -b 0.0.0.0:${PORT:-7860} pytrade:app --timeout 180"]
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