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292 lines (226 loc) · 7.92 KB
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#!/usr/bin/env python
"""
sample data for NOSQL examples
This version uses ZODB for the data management.
"""
import persistent # from ZODB
from persistent.list import PersistentList
class Person(persistent.Persistent):
"""
class to represent an individual person
"""
def __init__(self,
last_name,
first_name='',
middle_name='',
cell_phone='',
email='',
):
"""
Initialize a Person object:
"""
self.first_name = first_name.strip()
self.last_name = last_name.strip()
self.middle_name = middle_name.strip()
self.cell_phone = cell_phone.strip()
self.email = email.strip()
@property
def name(self):
return " ".join([self.first_name, self.middle_name, self.last_name])
def __str__(self):
msg = '{first_name} {middle_name} {last_name}'.format(**self.__dict__)
return msg
def __repr__(self):
"""
not a good ___repr__, but want to have something here
"""
return self.__str__()
class Address(persistent.Persistent):
"""
class that represents an address
"""
def __init__(self,
line_1='',
line_2='',
city='',
state='',
zip_code='',
):
"""
initialize an address
"""
self.line_1 = line_1.strip()
self.line_2 = line_2.strip()
self.city = city.strip()
self.state = state.strip()
self.zip_code = str(zip_code).strip()
def __str__(self):
msg = "{line_1}\n{line_2}\n{city} {state} {zip_code}\n".format(**self.__dict__)
return msg
class Household(persistent.Persistent):
"""
Class that represents a Household.
A household has one or more people, and a Location
"""
def __init__(self,
name='',
people=(),
address=None,
phone=''
):
self.name = name.strip()
self.people = list(people)
self.address = address
self.phone = phone.strip()
def __str__(self):
msg = [self.name + ":"]
msg += [" " + person.name for person in self.people]
msg += [str(self.address)]
return "\n".join(msg)
def __repr__(self):
return self.__str__()
class Business(Household):
"""
Class that represents a Business
A business has one or more people,
and address and a phone number
"""
# Same as household now, but you never know.
pass
class AddressBook(persistent.Persistent):
"""
And address book -- has people, households, businesses.
All fully cross-referenced
"""
def __init__(self,
people=(),
businesses=(),
households=(),
):
self.people = PersistentList(people)
self.businesses = PersistentList(businesses)
self.households = PersistentList(households)
def __str__(self):
msg = ["An Address Book:"]
msg += ["People:"]
msg += [" " + person.name for person in self.people]
msg += ["Households:"]
msg += [" " + house.name for house in self.households]
msg += ["Businesses:"]
msg += [" " + bus.name for bus in self.businesses]
return "\n".join(msg)
@property
def locations(self):
return self.households + self.businesses
def find_people(self, name=''):
"""
find all the people with name in their name somewhere
"""
return [person for person in self.people if name.lower() in person.name.lower()]
def find_zip_codes(self, zip_code):
"""
find all the locations with this zip_code
"""
return [location for location in self.locations if location.address.zip_code == str(zip_code).strip()]
def find_state(self, state):
"""
find all the locations in this state
"""
return [location for location in self.locations if location.address.state == state]
def create_sample():
"""
Create a sample Address Book
Uses the ZODB single file storage
There are other storage options:
* In-memory
* Client/Server Model
"""
import ZODB
db = ZODB.DB('address_book_zodb.fs')
connection = db.open()
root = connection.root
import transaction
# now create some data.
chris = Person(last_name='Barker',
first_name='Chris',
middle_name='H',
cell_phone='(123) 555-7890',
email='PythonCHB@gmail.com',
)
emma = Person(last_name='Barker',
first_name='Emma',
middle_name='L',
cell_phone='(345) 555-9012',
email='emma@something.com',
)
donna = Person(last_name='Barker',
first_name='Donna',
middle_name='L',
cell_phone='(111) 555-1111',
email='dbarker@something.com',
)
barker_address = Address(line_1='123 Some St',
line_2='Apt 1234',
city='Seattle',
state='WA',
zip_code='98000',)
the_barkers = Household(name="The Barkers",
people=(chris, donna, emma),
address = barker_address)
joseph = Person(last_name = 'Sheedy',
first_name='Joseph',
cell_phone='(234) 555-8910',
email = 'js@some_thing.com',
)
cris = Person(last_name = 'Ewing',
first_name='Cris',
cell_phone='(345) 555-6789',
email = 'cris@a_fake_domain.com',
)
fulvio = Person(last_name = 'Casali',
first_name= 'Fulvio',
cell_phone='(345) 555-1234',
email = 'fulvio@a_fake_domain.com',
)
fred = Person(first_name="Fred",
last_name="Jones",
email='FredJones@some_company.com',
cell_phone="403-561-8911",
)
python_cert_address = Address('UW Professional and Continuing Education',
line_2='4333 Brooklyn Ave. NE',
city='Seattle',
state='WA',
zip_code='98105',
)
python_cert = Business(name = 'Python Certification Program',
people=(chris, joseph, cris, fulvio),
address = Address('UW Professional and Continuing Education',
line_2='4333 Brooklyn Ave. NE',
city='Seattle',
state='WA',
zip_code='98105',
)
)
root.address_book = AddressBook()
root.address_book.people.append(chris)
root.address_book.people.append(donna)
root.address_book.people.append(emma)
root.address_book.people.append(cris)
root.address_book.people.append(joseph)
root.address_book.people.append(fulvio)
transaction.commit()
root.address_book.households.append(the_barkers)
root.address_book.businesses.append(python_cert)
transaction.commit()
# close the db
db.close()
# now open it again
db = ZODB.DB('address_book_zodb.fs')
connection = db.open()
root = connection.root
return root.address_book
if __name__ == "__main__":
address_book = create_sample()
print("Here is the address book")
print(address_book)