On Wednesday, July 29, 2015 at 9:19:19 AM UTC-4, ryguy7272 wrote:
> I am using Spyder Python 2.7. I'm running this sample code.
> import numpy as np
> import numpy.random as npr
> import matplotlib.pyplot as plt
> S0 = 100
> r = 0.05
> sigma = 0.25
> T = 30 / 365.
> I = 10000
> ST = S0 * np.exp((r - 0.5 * sigma ** 2) * T + sigma * np.sqrt(T) *
> npr.standard_normal(I))
> R_gbm = np.sort(ST - S0)
> plt.hist(R_gbm, bins=50)
> plt.xlabel('absolute return')
> plt.ylabel('frequency')
> plt.grid(True)
>
> I found it in a book, and I'm trying to run various samples of code, in an
> effort to learn Python. So, I click the debug button, and this is what I get.
> > c:\users\rshuell001\untitled12.py(1)<module>()
> -> import numpy as np
> (Pdb)
>
> It seems like it doesn't really do anything. So, I click the exit debug
> button and then click the run button and nothing happens. I get nothing at
> all. In the book, the author got a graph. I get nothing. I think, and I
> could be totally wrong, Python is sending something to a Console, but I can't
> tell where it goes. I opened every Console I could find, and I still see
> nothing happening whatsoever.
>
> Any idea what's wrong here?
YOU ARE RIGHT!! THAT WORKED PERFECT!!
I wonder why the author of the book didn't put that in there.
Thanks.
--
https://mail.python.org/mailman/listinfo/python-list
