1. from main import my
   2. from row  import Row
   3. from col  import Col
   4. from memo import memos
   5. from lib  import Pretty
   6. import sys
   7. 
   8. @memos
   9. class Rows(Pretty):
  10.   def __init__(i,name=None, headers=[]):
  11.     "build the table, using the text in the headers"
  12.     i.headers = headers
  13.     i.name    = name
  14.     i.all     = [] # stores all the rows
  15.     i.cols    = set([Col(pos=n, txt=txt) 
  16.                      for n,txt in enumerate(headers)])
  17.     for col in i.less: col.w = -1
  18.     for col in i.more: col.w =  1
  19.   def __add__(i,cells):
  20.     "add a row, update the column headers"
  21.     for col in i.cols:
  22.       col + cells[col.pos]
  23.     row = Row(cells)
  24.     i.all += [row]
  25.     return row
  26.   def clone(i):
  27.     "return a new data table that is like me"
  28.     return Table(name=i.name, headers=i.headers)
  29.   def klass0(i):
  30.     for c in i.cols:
  31.       if my.rows.klass in c.txt: return c
  32.   def nums0(i):
  33.     return set(c for c in i.cols if my.rows.nums in c.txt or 
  34.              my.rows.less in c.txt or my.rows.more in c.txt)
  35.   def syms0(i):  return i.cols - i.nums
  36.   def less0(i):  return set(c for c in i.cols if my.rows.less in c.txt)
  37.   def more0(i):  return set(c for c in i.cols if my.rows.more in c.txt)
  38.   def dep0(i):   return i.less | i.more | set([i.klass])
  39.   def indep0(i): return i.cols - i.dep
  40.   def goals0(i): return i.less | i.more