basics

#!/usr/bin/env python
'''The fractal code started as part of a tutorial on Python.  This script gives
a few basic Python examples before jumping into interesting fractals.'''

# The first line above declares this file as an executable python script

import sys # Import a module so that stuff like sys.argv works
from geode import * # Pull everything in the geode module directly into our namespace

print 'Hello world!' # Saul wanted this

if 4 < 5:
  print 'true'

print 'the first 10 integers =',
for i in xrange(10):
  print i,
print

# Build a list
x = [n*n for n in xrange(5)]
print 'squares =',x,x[3]

# Fibonacci numbers
def fib(n):
  if n<2:
    return 1
  else:
    return fib(n-1)+fib(n-2)
print 'fib = %s'%[fib(n) for n in xrange(10)]

# Dictionaries
d = {'a':4,'b':[5,4,6]}
print 'd[\'a\'] =',d['a']
print d[1] # Here an exception is thrown