python generator
def count_to_ten_generator():
for number in range(10):
yield number
my_generator = count_to_ten_generator()
first_number = next(my_generator)
list_or_the_rest = list(my_generator)
python generator
def count_to_ten_generator():
for number in range(10):
yield number
my_generator = count_to_ten_generator()
first_number = next(my_generator)
list_or_the_rest = list(my_generator)
how to generate python code
class CodeGenerator:
def __init__(self, indentation='t'):
self.indentation = indentation
self.level = 0
self.code = ''
def indent(self):
self.level += 1
def dedent(self):
if self.level > 0:
self.level -= 1
def __add__(self, value):
temp = CodeGenerator(indentation=self.indentation)
temp.level = self.level
temp.code = str(self) + ''.join([self.indentation for i in range(0, self.level)]) + str(value)
return temp
def __str__(self):
return str(self.code)
a = CodeGenerator()
a += 'for a in range(1, 3):n'
a.indent()
a += 'for b in range(4, 6):n'
a.indent()
a += 'print(a * b)n'
a.dedent()
a += '# pointless commentn'
print(a)
python generator
# A recursive generator that generates Tree leaves in in-order.
def inorder(t):
if t:
for x in inorder(t.left):
yield x
yield t.label
for x in inorder(t.right):
yield x
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