draw curve python

import matplotlib.pyplot as plt

# 提供的数据
x= [
        1,
        1.1,
        1.2,
        1.3,
        1.4,
        1.5,
        1.6,
        1.7,
        1.8,
        1.9,
        2,
        2.1,
        2.2,
        2.3,
        2.4,
        2.5,
        2.6,
        2.7,
        2.8,
        2.9,
        3,
        3.1,
        3.2,
        3.3,
        3.4,
        3.5,
        3.6,
        3.7,
        3.8,
        3.9,
        4,
        4.1,
        4.2,
        4.3,
        4.4,
        4.5,
        4.6,
        4.7,
        4.8,
        4.9,
        5,
        5.1,
        5.2,
        5.3,
        5.4,
        5.5,
        5.6,
        5.7,
        5.8,
        5.9,
        6,
        6.1,
        6.2,
        6.3,
        6.4,
        6.5,
        6.6,
        6.7,
        6.8,
        6.9,