

In [ ]:

    
import numpy as np
import pandas
x=randn(1000)
y=hist(x)



In [3]:

    
from datetime import datetime
datetime.now()
str(datetime.now().strftime("%Y-%m-%d %H:%M:%S"))









    Out[3]:





'2014-07-19 17:41:21'



In [ ]:

    
import locallib.test as t
t.print_test()



In [10]:

    
x=randn(100000)
y=hist(x)

memo



In [4]:

    
x = np.arange(-3, 3, .1)
y = np.sin(x)
plt.plot(x, y)



In [ ]:

    
x = np.random.randn(30)
y = np.sin(x) + np.random.randn(30)
plt.plot(x, y,'o')  # "o"は小さい円(circle marker)