Commit 5c3f1c2e authored by CedricPump's avatar CedricPump
Browse files

- added plot

parent 2cc8e7b5
Pipeline #38140 passed with stages
in 1 minute and 22 seconds
import flask
from flask import request, jsonify
import sqlite3
import matplotlib.pyplot as plt
import numpy as np
app = flask.Flask(__name__)
app.config["DEBUG"] = True
......@@ -67,4 +69,34 @@ def api_filter():
return jsonify(results)
@app.route('/api/v1/resources/books/plot', methods=['GET'])
def book_plot():
db = sqlite3.connect('books.db')
db.row_factory = dict_factory
cur = db.cursor()
books = cur.execute('SELECT * FROM books;').fetchall()
seq = np.array([len(book['first_sentence']) for book in books])
pub = np.array([book['published'] for book in books])
# add pionts
plt.scatter(pub, seq)
# add linear kurve
fac, off = np.polyfit(pub, seq, 1)
plt.plot(pub, fac * pub + off)
# add labels
plt.xlabel("date of publication")
plt.ylabel("length of first sentence in cahrs")
# create and open svg
svg = open("plot.svg").read()
return flask.Response(svg, mimetype='image/svg+xml')
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