python
from code2flow import FlowChart
source_code = '''
def greet(name):
if name == 'Alice':
print("Hello, Alice!")
elif name == 'Bob':
print("Hello, Bob!")
else:
print("Hello, stranger!")
greet('Alice')
'''
flowchart = FlowChart(source_code)
flowchart.flowchart()
flowchart.flowchart().draw(format='png', filename='flowchart.png')
