完成

Dockerfile

+FROM python:3.8
+
+WORKDIR /usr/src/app
+
+COPY requirements.txt ./
+RUN pip install --no-cache-dir -r requirements.txt

deploy.sh

+#!/usr/bin/env bash
+
+basepath=$(cd `dirname $0`; pwd);
+cd ${basepath};
+
+function deploy() {
+    Compose="docker-compose -f docker-compose.yml"
+    eval "docker-compose restart"
+}
+
+echo "--- git pull ---";
+
+git pull;
+
+echo "--- deploy ---";
+
+deploy;
+
+echo "--- finish deploy ---";
\ No newline at end of file

docker-compose.yml

+version: "3"
+
+services:
+  app:
+    image: register.chillcy.com/images/python:python3.8-numpy-flask
+    ports:
+      - 5000:5000
+    working_dir: /root/numpy_api
+    volumes:
+      - ./:/root/numpy_api
+    restart: always
+    command:
+      - python3
+      - /root/numpy_api/main.py
+    logging:
+      driver: "json-file"
+      options:
+        max-size: "1g"
\ No newline at end of file

main.py

+# This is a sample Python script.
+
+# Press ⌃R to execute it or replace it with your code.
+# Press Double ⇧ to search everywhere for classes, files, tool windows, actions, and settings.
+
+import numpy
+from flask import Flask
+
+app = Flask(__name__)
+
+
+@app.route("/<_x>/<_y>")
+def hello_world(_x, _y):
+    _sx = _x.split(",")
+    _sy = _y.split(",")
+
+    _fy = []
+    _fx = []
+    for item in _sx:
+        _fx.append(float(item))
+
+    for item in _sy:
+        _fy.append(float(item))
+
+    x = numpy.array(_fx)
+    y = numpy.array(_fy)
+
+    a, b = numpy.polyfit(numpy.log(x), y, 1)
+    return {
+        "a": a,
+        "b": b
+    }
+
+
+if __name__ == '__main__':
+    app.run()

requirements.txt

+flask
+numpy
\ No newline at end of file