Please, can someone help me? I've been digging the documentation, but I
can't find a way to do this.
Alessio Civ wrote:
>
> Hi,
>
> I'm trying to make a scatter plot of 2 variables using a thirds as filter
> to have different colors.
>
> Let's say I have those data:
>
> x=1,2,3,4
> y=2,3,4,5
> z=0,1,0,1
>
> Then I want the values of x and y corresponding to those of z=0 to be of a
> color and those corresponding to z=1 to be of another color.
>
> This is the code I manage to do until know:
>
>
> import xlrd
> import numpy as np
> import matplotlib.pyplot as plt
>
> wb = xlrd.open_workbook('GBL2009.xls')
> sh = wb.sheet_by_index(0)
>
> def column_pos():
> first_row=sh.row_values(0)
> net_p=""
> for i in first_row:
> if i=='net_price':
> net_p=first_row.index(i) #In gets the column position
> for i in first_row:
> if i=='material':
> mat_p=first_row.index(i) #In gets the column position
> for i in first_row:
> if i=='qty':
> qty_p=first_row.index(i) #In gets the column position
> print net_p, mat_p, qty_p
> #filtering(net_p, mat_p, qty_p)
> test(net_p, mat_p, qty_p)
>
>
> def test(net_p, mat_p, qty_p):
> list=[]
> for rownum in range(sh.nrows):
> if sh.cell(rownum,mat_p).value in (96433890, 96433886):
> list.append(sh.row_values(rownum))
>
> x=[]
> y=[]
> z=[]
> for i in list:
> x.append(i[qty_p])
> y.append(i[net_p])
> z.append(i[mat_p])
>
> fig = plt.figure(1, figsize=(5.5,5.5))
> axScatter = plt.subplot(111)
>
> colors = ('r', 'g', 'b', 'k')
> for c in colors:
> axScatter.scatter(x, y, c=c, marker='s')
>
> plt.show()
>
>
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