新建测试文档 github 上可能清楚一些 https://github.com/timethemarket/testing/blob/master/Untitled.ipynb

新建测试文档

就是一个测试文档

In [1]:

import pandas as pd
import time
import random
print (random.random())

0.4725681506870053

我就问你服不服哈哈，你妹的！！！！！！！！！

In [3]:

for i in range(0,10):
    print (str(i)+'foo')

0foo
1foo
2foo
3foo
4foo
5foo
6foo
7foo
8foo
9foo

In [1]:

from mpl_toolkits.mplot3d import axes3d
import matplotlib.pyplot as plt
from matplotlib import style

style.use('fivethirtyeight')

fig = plt.figure()
ax1 = fig.add_subplot(111, projection='3d')

x = [1,2,3,4,5,6,7,8,9,10]
y = [5,6,7,8,2,5,6,3,7,2]
z = [1,2,6,3,2,7,3,3,7,2]

ax1.plot_wireframe(x,y,z)

ax1.set_xlabel('x axis')
ax1.set_ylabel('y axis')
ax1.set_zlabel('z axis')

plt.show()

In [2]:

from mpl_toolkits.mplot3d import axes3d
import matplotlib.pyplot as plt
import numpy as np
from matplotlib import style
style.use('ggplot')

fig = plt.figure()
ax1 = fig.add_subplot(111, projection='3d')

x3 = [1,2,3,4,5,6,7,8,9,10]
y3 = [5,6,7,8,2,5,6,3,7,2]
z3 = np.zeros(10)

dx = np.ones(10)
dy = np.ones(10)
dz = [1,2,3,4,5,6,7,8,9,10]

ax1.bar3d(x3, y3, z3, dx, dy, dz)


ax1.set_xlabel('x axis')
ax1.set_ylabel('y axis')
ax1.set_zlabel('z axis')

plt.show()

In [3]:

import matplotlib.pyplot as plt
import matplotlib.dates as mdates
import matplotlib.ticker as mticker
from matplotlib.finance import candlestick_ohlc

import numpy as np
import urllib
import datetime as dt


def bytespdate2num(fmt, encoding='utf-8'):
    strconverter = mdates.strpdate2num(fmt)
    def bytesconverter(b):
        s = b.decode(encoding)
        return strconverter(s)
    return bytesconverter
    

def graph_data(stock):

    fig = plt.figure()
    ax1 = plt.subplot2grid((1,1), (0,0))
    
    # Unfortunately, Yahoo's API is no longer available
    # feel free to adapt the code to another source, or use this drop-in replacement.
    stock_price_url = 'https://pythonprogramming.net/yahoo_finance_replacement'
    source_code = urllib.request.urlopen(stock_price_url).read().decode()
    stock_data = []
    split_source = source_code.split('\n')
    for line in split_source:
        split_line = line.split(',')
        if len(split_line) == 6:
            if 'values' not in line and 'labels' not in line:
                stock_data.append(line)

    
    date, closep, highp, lowp, openp, volume = np.loadtxt(stock_data,
                                                          delimiter=',',
                                                          unpack=True,
                                                          converters={0: bytespdate2num('%Y%m%d')})

    x = 0
    y = len(date)
    ohlc = []

    while x < y:
        append_me = date[x], openp[x], highp[x], lowp[x], closep[x], volume[x]
        ohlc.append(append_me)
        x+=1


    candlestick_ohlc(ax1, ohlc, width=0.4, colorup='#77d879', colordown='#db3f3f')

    for label in ax1.xaxis.get_ticklabels():
        label.set_rotation(45)

    ax1.xaxis.set_major_formatter(mdates.DateFormatter('%Y-%m-%d'))
    ax1.xaxis.set_major_locator(mticker.MaxNLocator(10))
    ax1.grid(True)
    

    plt.xlabel('Date')
    plt.ylabel('Price')
    plt.title(stock)
    plt.legend()
    plt.subplots_adjust(left=0.09, bottom=0.20, right=0.94, top=0.90, wspace=0.2, hspace=0)
    plt.show()


graph_data('EBAY')

C:\ProgramData\Anaconda3\lib\site-packages\matplotlib\cbook.py:136: MatplotlibDeprecationWarning: The finance module has been deprecated in mpl 2.0 and will be removed in mpl 2.2. Please use the module mpl_finance instead.
  warnings.warn(message, mplDeprecation, stacklevel=1)
C:\ProgramData\Anaconda3\lib\site-packages\ipykernel_launcher.py:40: UserWarning: loadtxt: Empty input file: "[]"

---------------------------------------------------------------------------
IndexError                                Traceback (most recent call last)
<ipython-input-3-9f7d9c2caa79> in <module>()
     68 
     69 
---> 70 graph_data('EBAY')

<ipython-input-3-9f7d9c2caa79> in graph_data(stock)
     38                                                           delimiter=',',
     39                                                           unpack=True,
---> 40                                                           converters={0: bytespdate2num('%Y%m%d')})
     41 
     42     x = 0

C:\ProgramData\Anaconda3\lib\site-packages\numpy\lib\npyio.py in loadtxt(fname, dtype, comments, delimiter, converters, skiprows, usecols, unpack, ndmin)
    968                     # Unused converter specified
    969                     continue
--> 970             converters[i] = conv
    971 
    972         # Parse each line, including the first

IndexError: list assignment index out of range

In [6]:

from mpl_toolkits import basemap
import matplotlib.pyplot as plt

m = Basemap(projection='mill',
            llcrnrlat = -40,
            llcrnrlon = -40,
            urcrnrlat = 50,
            urcrnrlon = 75)
m.drawcoastlines()
plt.show()

---------------------------------------------------------------------------
ImportError                               Traceback (most recent call last)
<ipython-input-6-400ebaf5f6bf> in <module>()
----> 1 from mpl_toolkits import basemap
      2 import matplotlib.pyplot as plt
      3 
      4 m = Basemap(projection='mill',
      5             llcrnrlat = -40,

ImportError: cannot import name 'basemap'