python2rust/2a_builder_pattern/python/default_args.py at main · franzqafqa/python2rust

44 lines (33 loc) · 995 Bytes

from dataclasses import dataclass

class User:

def __init__(self, uid, email, first_name=None, last_name=None):

self.id = uid

self.email = email

self.first_name = first_name

self.last_name = last_name

def complete(self):

return self.last_name is not None \

and self.id > 0 \

and not self.email.empty() \

and self.first_name is not None

@dataclass

class Channel:

token: int = 0

special_info: str = ''

class ChannelBuilder:

def __init__(self):

self.token = 0

self.special_info = '42'

def build(self):

return Channel(self.token, self.special_info)

if __name__ == '__main__':

bob = User(13, "bob@example.com")

bob.first_name = "Bob"

print("complete?", bob.complete())

print("bob_the_builder", bob)

cb = ChannelBuilder()

cb.special_info = "84"

c1 = cb.build()

c2 = Channel(4321)

print(c1, c2)

print(c1.token, c2.special_info)

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