From 47dbcbf38b8dbb41a8d9b1d4770c64f84a8cca75 Mon Sep 17 00:00:00 2001 From: Khalil Khalil Date: Thu, 10 Aug 2023 21:31:50 -0500 Subject: [PATCH] write dilverables --- lib/__pycache__/models.cpython-38.pyc | Bin 0 -> 1959 bytes lib/debug.py | 14 +++-- lib/freebies.db | Bin 20480 -> 24576 bytes .../cea7bebb7bb5_create_freebie_table.py | 37 +++++++++++ lib/models.py | 59 ++++++++++++++++-- lib/seed.py | 45 +++++++++++++ 6 files changed, 144 insertions(+), 11 deletions(-) create mode 100644 lib/__pycache__/models.cpython-38.pyc create mode 100644 lib/migrations/versions/cea7bebb7bb5_create_freebie_table.py diff --git a/lib/__pycache__/models.cpython-38.pyc b/lib/__pycache__/models.cpython-38.pyc new file mode 100644 index 0000000000000000000000000000000000000000..e6e2ac215978eea2476464364a1067289e7ca823 GIT binary patch literal 1959 zcmb7F&5q+l5O&*f{1ZEq0mRR;h!Fxr4wE4E$Y_O_)gXj+F0)+v(sI(3iHZNV?L;Kv zmOXIUCqO*Fyag}8rLUZLg}p$P?PS7Akrqc?uIegxSASns=f^Pg4SfD^{**ViVf;nL z;nP9m8yw}YD5N1-Vx)|-)Z}JraVzccPHJx-KS7RPogRsnmSOBL{*$;wUzR_cOQzC8!I?C;DH*q*1NIgHmexy?chPdT#+Grn znMch7pFl=%P2Q7^bYB=ekRC$iYv(dgizr)bZ(1ucl+W&vjY7p~q}F1A*g01UU=o9N znwT{P^a&hM%ceSoJ-bK6b*(>(=j_D5J zNAD7n*`1-@#jjpH9nbR=#*2BB#L4&xtRTsY6rmbVa|z>OjzpY48W-zoo@eL9qw`sl z=Xs?tIZ)#yo{UorP0CTR)~*l=3MB+BUYaNjwi&c}jCRiJVMvjbj}Y1y0vA{!!9oW@ zJYPmh>j_1}XJaZluOf=H8B2xDVyL&t3TOE;lSK0xBBdOfbK5*i^*+T>ItSuCGJ7aO z9A$vQWgWB6eCC^hS$mGx#s!AIQEhnpityWt=(QDLA<()bVO2g;l!77#wS^OEfZG3M z+P=W`&eSQb^cIPCNZg;fJ}%+#3632r0e*A9NT5ETj~N)I6>bou5V%N2nU0VT!vMU*0aVGDh z?zZ}g^rVlyIgmZit-XiNtjnnFS4c= zw~VghT}QTE-f)Gtp^bMyR%tJ;Ag%l1D0N@a^1Fs=mpP#C^o{BJ6c^I=DoU21Xg%(? zH;#xU@8W^+-Ozi2UPUEyoMWon&vBGgcEoYOT>SM}A2sBf{MW-%?U&D!D4EV7UDul) z6johRU5wNH`=C*-(k2NPJ^aCe2Y#+b2Y(gHqX0a^?t)iTZoKm?UR(`rXJ|J(-*-f< iQCn#DqPct?6Q?CL&OS1K z-rK$I?%BPF4>c5?Kvf^w2S5lFs#ZumPnDus`E)z~nfZVG=D+8io7-8qcivB#vmC{3nmRX2wv@|BcRP+G!Koyv@Y*;O zILTfcM{eWfJ>G5U;Q2X3{w5Wy?@9!b7x8ECb~qJ>ARq_`0)l`bAP5Kof`A|(2nYiI z2Z2iu6tv+TJ93{xDQyO9IcBWsvt;94oo>`?i*;wQc5J@xY)GAPL-$+G$Q zsaoTLb5H$(Gw!!0vR2b)PA@DrYGB-1UR~O7Y3Yi}!6`)H96!^jpPW6N^&h{|V8UtC zkJlUZ)6?|@hl{hu|HT0JZVBG5)yw7A=Y@BM-c01Q z;R6S9m-N0jG+^zf?=G#eIPs%!Q&GOgvrUzme}isIVYj`JQsXxtnYbqDu1bkb8kRb% zu5*oxSLuV{xl>k$?>&%{{IJCyP96#%eV1rAjr!%K&B_jM66E1RD`poPf>)0GNrFFd z2m*qDARq_`0)l`bAP5Kof`A|(2nYg#z;!|Z=j1V$(W6b)Y#wbkZ!sV)G5^0#23Le3 z2nYg#fFK|U2m*qDARq_`0)l`bAP5Wyko=f__543u|F7bTMBX8@4jeUF`*YJL5C=NkD5D)|e0YN|z5CjAPK|l}?1O$QWg}_i%kq*eS zFgWX>Si1Sx~3CamVXTO~-T{9)xdcFFCp*)#OIhWO15IIt@RCsJUGR z&k|7W`&){c*^M5Vg;vO7?H5E-q*3_<4Oy>m;j50Csj9cuGxsK)^9*$MH4Q}Co1+Cq zx(j>=BM1>}HvNzTKJNz*koIa>$wHZirxAc&;+za!?d5Vllbz_Uc<}tkY#env+S{XY zrszx@U38;K=Y;RBay@gA7iNlHF69(yPZq5o1d($VhUHm4|9?y(?~-4U*U9(DH^~#^ z66uf!$O&?kI0WIpR*{1krddP#B-haeyb2m*qDARq_`0)l`bAP5Kog24Mq zpj6FE6ZOEqNSiG6oC`Euu`79L-!x4Uztw~3a}Xq`oR@aZ!A=c{bArYxDnW6EhSZs7 z>wZ$P^U~B@H}IKro+chV`JYB%ndGGd3pA#lbB+Zxd8o@S+87ki&^6e~VK99!A+SCj z#V~iT$Jz8b3Wuz`ba;lYMk#e_@Th$ZGUwC`G4s;c42|Pn;2e)>xLPs5>O4GrpFrmY z*MsSPda}gBACZlm^aR6tV=%d1=on zmVIw>ERNh&lmlAR5wJW9Au@zNAu;{YZ2tcn@^kVd@-lgje3^WKe2PTmLDC>IHz@fYLQ#v8^Djc*xG8IK#6jE+H#hEX#njU5ItB>m6&Z}p$)uj()8 zPwP*-ulXyC3j%_GARq_`0)l`b@IMhC+f`{>E|-Jto4hDKqRN=5(nwC%7pLItamQwMnS+<*uHAfd{C82Ao0_^ z)q=I8N);%yX-}!h=;K^hFY3m2MYSH_m5HAos$lf7f!(g_?XB3A`&DTd^h}xSg;5Z# z^u{VS`Dovo-uB@R9hTq9=mPK5p-DPkHqb{loQ+$gtl8(eb4}*bZo-_hjn44~ZP-># zEz9IS4g+qHqc|NaV@LRAN<}delmUOex_gas;p;{vMas>%Q z;pWu!~ofIsnL?*Lb08<@UUOY@n z=JCNeEtherQXjbK!Rp?M7j@H}Shr`m(GE;6V7+lS*2pwh;?Yirg*vX7$G8%Y?Z&cQ z;9*f5jvG3wdVn$&TvEDc;SRWoF0b?V`s@%!_0Qz*LzXW*` zs-h3^P~(WU_F6^!K^|&AVX=6drK3A|b(1BjWhv-(UJN7HYTQ!n+qgyca3`RCc+isZ zQQn`efs@B72Z!1kKe@-3<~3WMH>qh(l)j^dJOlMnRO=uJLkwrSnW{f4|M zn~Hs85IU?B$5F7=sFK56E6)sMSmY2Fv|vRvTyYH5zG;KSLtQ^+j#0D^a!H59*&gW! 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### + op.create_table('freebies', + sa.Column('id', sa.Integer(), nullable=False), + sa.Column('item_name', sa.String(), nullable=True), + sa.Column('value', sa.Integer(), nullable=True), + sa.Column('company_id', sa.Integer(), nullable=True), + sa.Column('dev_id', sa.Integer(), nullable=True), + sa.ForeignKeyConstraint(['company_id'], ['companies.id'], name=op.f('fk_freebies_company_id_companies')), + sa.ForeignKeyConstraint(['dev_id'], ['devs.id'], name=op.f('fk_freebies_dev_id_devs')), + sa.PrimaryKeyConstraint('id') + ) + # ### end Alembic commands ### + + +def downgrade() -> None: + # ### commands auto generated by Alembic - please adjust! ### + op.drop_table('freebies') + # ### end Alembic commands ### diff --git a/lib/models.py b/lib/models.py index 2681bee5a..d6ff67fe7 100644 --- a/lib/models.py +++ b/lib/models.py @@ -1,4 +1,4 @@ -from sqlalchemy import ForeignKey, Column, Integer, String, MetaData +from sqlalchemy import ForeignKey, Column, Integer, String, MetaData, select from sqlalchemy.orm import relationship, backref from sqlalchemy.ext.declarative import declarative_base @@ -9,21 +9,68 @@ Base = declarative_base(metadata=metadata) + class Company(Base): - __tablename__ = 'companies' + __tablename__ = "companies" id = Column(Integer(), primary_key=True) name = Column(String()) founding_year = Column(Integer()) + freebies = relationship("Freebie", backref=backref("company")) + devs = relationship("Dev", secondary="freebies", viewonly=True) + + def give_freebie(self, dev, item_name, value): + freebie = Freebie(item_name=item_name, value=value) + freebie.company = self + freebie.dev = dev + return freebie + + @classmethod + def oldest_company(cls, session): + return session.scalars(select(cls).order_by(Company.founding_year)).first() + def __repr__(self): - return f'' + return f"" + class Dev(Base): - __tablename__ = 'devs' + __tablename__ = "devs" id = Column(Integer(), primary_key=True) - name= Column(String()) + name = Column(String()) + + freebies = relationship("Freebie", backref=backref("dev")) + companies = relationship("Company", secondary="freebies", viewonly=True) + + def received_one(self, item_name): + for freebie in self.freebies: + if freebie.item_name == item_name: + return True + return False + + def give_away(self, dev, freebie): + if self.received_one(freebie.item_name): + freebie.dev = dev + + def __repr__(self): + return f"" + + +class Freebie(Base): + __tablename__ = "freebies" + + id = Column(Integer, primary_key=True) + item_name = Column(String) + value = Column(Integer) + company_id = Column(Integer, ForeignKey("companies.id")) + dev_id = Column(Integer, ForeignKey("devs.id")) + + # company = relationship("Company", back_populates="freebies") + # dev = relationship("Dev", back_populates="freebies") + + def print_details(self): + print(f"{self.dev} owns a {self.item_name} from {self.company}") def __repr__(self): - return f'' + return f"" diff --git a/lib/seed.py b/lib/seed.py index b16becbbb..d4d3d5260 100644 --- a/lib/seed.py +++ b/lib/seed.py @@ -1,3 +1,48 @@ #!/usr/bin/env python3 # Script goes here! + +from models import Company, Dev, Freebie +import random +from sqlalchemy import create_engine, select, delete +from sqlalchemy.orm import Session +from faker import Faker + + +engine = create_engine("sqlite:///freebies.db", echo=True) + +fake = Faker() + + +def create_data(session): + companies = [] + devs = [] + freebies = [] + for i in range(20): + companies.append( + Company(name=fake.company(), founding_year=random.randint(1950, 2023)) + ) + devs.append(Dev(name=fake.name())) + session.add_all(companies + devs) + session.commit() + for company in companies: + # for each comapany create multiple freebies and give each on to a dev: + for i in range(5): + freebie = Freebie(item_name=fake.word(), value=random.randint(1, 50)) + freebie.company = company + freebie.dev = random.choice(devs) + freebies.append(freebie) + session.add_all(freebies) + session.commit() + return companies, devs, freebies + + +def delete_data(session): + session.execute(delete(Company)) + session.execute(delete(Dev)) + session.execute(delete(Freebie)) + + +with Session(engine) as session: + delete_data(session) + companies, devs, freebies = create_data(session)