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294 lines (268 loc) · 13.4 KB
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#Importing modules
import pandas as pd
import unittest
import csv
#Introducing new errors
class InputError(Exception):
pass
class InsufficientInput(Exception):
pass
class NoStageGiven(Exception):
pass
class StageNumberIsNaN(Exception):
pass
class StageNumberNotInInterval(Exception):
pass
class NumberMustBePositive(Exception):
pass
#Defining the major classes
class rocket:
"""
class which contains every useful info about a rocket
"""
def __init__(self, data):
self.name = data['Name']
self.year = data['Year']
self.country = data['Country']
self.mission = data['Mission']
self.stage_number = data['Stage number']
self.height = data['Height [m]']
self.lift_off_mass = data['Lift-off mass [tons]']
self.payload_mass = data['Payload mass [kg]']
self.S1length = data['S1 height [m]']
self.S1diameter = data['S1 diameter [m]']
self.S1thrust = data['S1 thrust [kN]']
self.S1isp = data['S1 Isp [s]']
self.S1m_0 = data['S1 m0 [tons]']
self.S1m_p = data['S1 mp [tons]']
self.blength = data['B height [m]']
self.bdiameter = data['B diameter [m]']
self.bthrust = data['B thrust [kN]']
self.bisp = data['B Isp [s]']
self.bm_0 = data['B m0 [tons]']
self.bm_p = data['B mp [tons]']
self.S2length = data['S2 height [m]']
self.S2diameter = data['S2 diameter [m]']
self.S2thrust = data['S2 thrust [kN]']
self.S2isp = data['S2 Isp [s]']
self.S2m_0 = data['S2 m0 [tons]']
self.S2m_p = data['S2 mp [tons]']
self.S1color = data['S1 color']
self.Bcolor = data['Booster color']
self.S2color = data['S2 color']
def getName(self):
return self.name
def getS1Geometry(self):
return [self.S1length, self.S1diameter]
def getS2Geometry(self):
return [self.S2length, self.S2diameter]
def add2db(self):
print('adding')
data = pd.DataFrame([[self.name,
self.year,
self.country,
self.mission,
self.stage_number,
self.height,
self.lift_off_mass,
self.payload_mass,
self.S1length,
self.S1diameter,
self.S1thrust,
self.S1isp,
self.S1m_0,
self.S1m_p,
self.blength,
self.bdiameter,
self.bthrust,
self.bisp,
self.bm_0,
self.bm_p,
self.S2length,
self.S2diameter,
self.S2thrust,
self.S2isp,
self.S2m_0,
self.S2m_p,
self.S1color,
self.Bcolor,
self.S2color]], columns = ['Name',
'Year',
'Country',
'Mission',
'Stage number',
'Height [m]',
'Lift-off mass [tons]',
'Payload mass [kg]',
'S1 height [m]',
'S1 diameter [m]',
'S1 thrust [kN]','S1 Isp [s]',
'S1 m0 [tons]',
'S1 mp [tons]',
'B height [m]',
'B diameter [m]',
'B thrust [kN]','B Isp [s]',
'B m0 [tons]',
'B mp [tons]',
'S2 height [m]',
'S2 diameter [m]',
'S2 thrust [kN]',
'S2 Isp [s]',
'S2 m0 [tons]',
'S2 mp [tons]',
'S1 color',
'Booster color',
'S2 color'])
print(data)
data1 = pd.read_csv('rocket_database.csv')
names = list(data1['Name'])
#edit if two rockets share the same name
if data['Name'][0] in names:
data1 = data1[data1['Name'] != data['Name'][0]]
print(data)
data = pd.concat([data1, data])
data.sort_values(by=['Year'])
data.to_csv('rocket_database.csv', index=False)
class trajectory:
"""
class which contains every useful info about the trajectory we want to reach (GEO,LEO)
"""
"Most of the cases it's an elliptic trajectory if it's a cercle we have semi-minor axis = semi-major axis"
def __init__(self, data):
self.name = data['Name']
self.a = data['semi-major axis']
self.e = data['excentricity']
self.centerx = data['X-center coordinate']
self.centery = data['Y-center coordinate']
self.centerz = data['Z-center coordinate']
def getName(self):
return self.name
#Adding tests
class TestRocket(unittest.TestCase):
#Do not work in this version (we changed the structure of the database)
-1
"""def test_add(self):
data = pd.DataFrame([['A',2020,'France','LEO',2,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1]],
columns = ['Name',
'Year',
'Country',
'Mission',
'Stage number',
'Height [m]',
'Diameter [m]',
'Lift-off mass [tons]',
'Payload mass [kg]',
'S1 length [m]',
'S1 diameter [m]',
'S1 thrust [kN]','S1 Isp [s]',
'S1 M0 [tons]',
'S1 Mp [tons]',
'S2 length [m]',
'S2 diameter [m]',
'S2 thrust [kN]',
'S2 Isp [s]',
'S2 M0 [tons]',
'S2 Mp [tons]'])
self.assertEqual(rocket(data.loc[0]).getName(), 'A')
def test_no_stage(self):
data = pd.DataFrame([['A',2020,'France','LEO',1,1,1,1,1]],
columns = ['Name',
'Year',
'Country',
'Mission',
'Stage number',
'Height [m]',
'Diameter [m]',
'Lift-off mass [tons]',
'Payload mass [kg]'])
self.assertRaises(NoStageGiven, lambda: rocket(data.loc[0]))
def test_stage_NAN(self):
data = pd.DataFrame([['A',2020,'France','LEO','A',1,1,1,1]],
columns = ['Name',
'Year',
'Country',
'Mission',
'Stage number',
'Height [m]',
'Diameter [m]',
'Lift-off mass [tons]',
'Payload mass [kg]'])
self.assertRaises(StageNumberIsNaN, lambda: rocket(data.loc[0]))
def test_stage_NotInInterval(self):
data = pd.DataFrame([['A',2020,'France','LEO',3,1,1,1,1]],
columns = ['Name',
'Year',
'Country',
'Mission',
'Stage number',
'Height [m]',
'Diameter [m]',
'Lift-off mass [tons]',
'Payload mass [kg]'])
self.assertRaises(StageNumberNotInInterval, lambda: rocket(data.loc[0]))
data = pd.DataFrame([['A',2020,'France','LEO',0,1,1,1,1]],
columns = ['Name',
'Year',
'Country',
'Mission',
'Stage number',
'Height [m]',
'Diameter [m]',
'Lift-off mass [tons]',
'Payload mass [kg]'])
self.assertRaises(StageNumberNotInInterval, lambda: rocket(data.loc[0])) """
class TestTrajectory(unittest.TestCase):
def test_add(self):
data = pd.DataFrame([['A','LEO',1,1,1,1,1,1,1]],
columns = ['Name',
'Mission',
'Semi-major axis',
'Semi-minor axis',
'Excentricity',
'Diameter',
'X-center coordinate',
'Y-center coordinate',
'Z-center coordinate'])
self.assertEqual(trajectory(data.loc[0]).getName(), 'A')
def test_positivity(self):
data = pd.DataFrame([['A','LEO',-1,1,1,1,1,1,1]],
columns = ['Name',
'Mission',
'Semi-major axis',
'Semi-minor axis',
'Excentricity',
'Diameter',
'X-center coordinate',
'Y-center coordinate',
'Z-center coordinate'])
self.assertRaises(NumberMustBePositive, lambda: trajectory(data.loc[0]))
data1 = pd.DataFrame([['A','LEO',1,-1,1,1,1,1,1]],
columns = ['Name',
'Mission',
'Semi-major axis',
'Semi-minor axis',
'Excentricity',
'Diameter',
'X-center coordinate',
'Y-center coordinate',
'Z-center coordinate'])
self.assertRaises(NumberMustBePositive, lambda: trajectory(data1.loc[0]))
def test_modify_center(self):
data = pd.DataFrame([['A','LEO',1,1,1,1,1,1,1]],
columns = ['Name',
'Mission',
'Semi-major axis',
'Semi-minor axis',
'Excentricity',
'Diameter',
'X-center coordinate',
'Y-center coordinate',
'Z-center coordinate'])
data1 = pd.DataFrame([['A','LEO',1,1,1,1]],
columns = ['Name',
'Mission',
'Semi-major axis',
'Semi-minor axis',
'Excentricity',
'Diameter'])
self.assertRaises(InputError, lambda: (trajectory(data.loc[0])).modifyCenter(data1.loc[0]))