python使用matplotlib模块绘制多条折线图、散点图

#!usr/bin/env python
#encoding:utf-8
 
'''
__Author__:沂水寒城
功能：折线图、散点图测试
'''
 
import random
import matplotlib 
import matplotlib.pyplot as plt 
 
 
def list2mat(data_list,w):
  '''
  切片、转置
  '''
  mat=[]
  res=[]
  for i in range(0,len(data_list)-w+1,w):
    mat.append(data_list[i:i+w])
  for i in range(len(mat[0])):
    one_list=[]
    for j in range(len(mat)):
      one_list.append(mat[j][i])
    res.append(one_list)
  return res
 
 
 
def draw_pic_test():
  '''
  作图
  '''
  data_list=[]
  for i in range(100):
    data_list.append(random.randint(2,150))
  month_list=range(1,11,1)
  mat=list2mat(data_list,w=10)
  for one_list in mat:
    one_list=[int(one) for one in one_list]
    plt.plot(month_list,one_list,"x-",label="test_zhexian") 
  plt.savefig('test_zhexian.png')
  plt.close()
  for one_list in mat:
    one_list=[int(one) for one in one_list]
    plt.scatter(month_list,one_list,marker='x',label='test_sandian',s=30) 
  plt.savefig('test_sandian.png')
  plt.close()
 
 
 
if __name__ == '__main__':
  draw_pic_test()