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Graphing_calc.py
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Graphing_calc.py
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import time
from random import randint
def drawgraph(x_coordinate, y_coordinate):
graph_drawer = 17
while graph_drawer > 0:
if y_coordinate == graph_drawer:
if x_coordinate > 0:
print((' '*50) +'_|_' , graph_drawer , ' '* x_coordinate, 'o')
else:
print(' '* (16 + x_coordinate) + ' o' + ' '* (-1 * x_coordinate) +'_|_' , graph_drawer)
else:
print((' '* 50) +'_|_' , graph_drawer)
graph_drawer -= 1
graph_drawer = -1
graph_draw = -12
print(' ',end='')
while graph_draw <= 12:
print(graph_draw,'|',end='')
graph_draw += 1
print('')
while graph_drawer >= -17:
if y_coordinate == graph_drawer:
print((' '*50) +'_|_' , graph_drawer , ' '* x_coordinate, 'o')
else:
print((' '*50) +'_|_' , graph_drawer)
graph_drawer -= 1
def letters_in_word_detector(word):
word = word + 50*' '
counter = 0
letter = 'l'
decider = 'no'
while decider == 'no':
letter = word[counter]
if letter == ' ' :
if (word[counter+1]) == ' ':
if (word[counter+2]) == ' ':
if (word[counter+3]) == ' ':
decider = 'yes'
counter += 1
return counter
def calculate_y_val(x_value, negpos, coeficient , sign , shift):
if negpos == 'negative' and sign == '-':
y_value = (-1 * coeficient * x_value) - shift
if negpos == 'negative' and sign == '+':
y_value = (-1 * coeficient * x_value) + shift
if negpos == 'positive' and sign == '-':
y_value = (1 * coeficient * x_value) - shift
if negpos == 'positive' and sign == '+':
y_value = (1 * coeficient * x_value) + shift
return y_value
def graph_positive(x_value, negpos, coeficient , sign , shift):
if negpos == 'positive' and sign == '-':
y_value = (1 * coeficient * x_value) - shift
if negpos == 'positive' and sign == '+':
y_value = (1 * coeficient * x_value) + shift
coeficient = ''
equation = input('please enter your equation in slope intercept format. ex: (y = -4567x + 1123\n y = ')
letters = letters_in_word_detector(equation)
if equation[0] == '-':
negpos = 'negative'
this = 1
letter = equation[this]
while True:
letter = equation[this]
if letter == '+' or letter == '-' or letter == 'x' or letter == 'X':
break
coeficient = coeficient + letter
this += 1
this += 2
sign = equation[this]
this += 2
yint = equation[this]
if letters - 1 > this:
this +=1
yint = yint + equation[this]
if letters - 2 > this:
this +=1
yint = yint + equation[this]
if letters - 3 > this:
this +=1
yint = yint + equation[this]
if letters - 4 > this:
this +=1
yint = yint + equation[this]
if letters - 5 > this:
this +=1
yint = yint + equation[this]
if letters - 6 > this:
this +=1
yint = yint + equation[this]
else:
negpos = 'positive'
this = 0
letter = equation[this]
while True:
letter = equation[this]
if letter == '+' or letter == '-' or letter == 'x' or letter == 'X':
break
coeficient = coeficient + letter
this += 1
this += 2
sign = equation[this]
this += 2
yint = equation[this]
if letters - 2 > this:
this +=1
yint = yint + equation[this]
if letters - 2 > this:
this +=1
yint = yint + equation[this]
if letters - 3 > this:
this +=1
yint = yint + equation[this]
if letters - 4 > this:
this +=1
yint = yint + equation[this]
if letters - 5 > this:
this +=1
yint = yint + equation[this]
if letters - 6 > this:
this +=1
yint = yint + equation[this]
coeficient = int(coeficient)
yint = int(yint)
print('the equation is ' , negpos)
print('coeficient is ' , coeficient)
print('the sign is' , sign)
print('the y intercept is', yint)
print('x-y table\n')
print('___X_|_Y____')
print('-5 ' , calculate_y_val(-5,negpos,coeficient,sign,yint))
print('-4 ' , calculate_y_val(-4,negpos,coeficient,sign,yint))
print('-3 ' , calculate_y_val(-3,negpos,coeficient,sign,yint))
print('-2 ' , calculate_y_val(-2,negpos,coeficient,sign,yint))
print('-1 ' , calculate_y_val(-1,negpos,coeficient,sign,yint))
print(' 0 ' , calculate_y_val(0,negpos,coeficient,sign,yint))
print(' 1 ' , calculate_y_val(1,negpos,coeficient,sign,yint))
print(' 2 ' , calculate_y_val(2,negpos,coeficient,sign,yint))
print(' 3 ' , calculate_y_val(3,negpos,coeficient,sign,yint))
print(' 4 ' , calculate_y_val(4,negpos,coeficient,sign,yint))
print(' 5 ' , calculate_y_val(5,negpos,coeficient,sign,yint))
print(' 6 ' , calculate_y_val(6,negpos,coeficient,sign,yint))
print(' 7 ' , calculate_y_val(7,negpos,coeficient,sign,yint))
print(' 8 ' , calculate_y_val(8,negpos,coeficient,sign,yint))
print(' 9 ' , calculate_y_val(9,negpos,coeficient,sign,yint))
print(' 10 ' , calculate_y_val(10,negpos,coeficient,sign,yint))
x = input('enter x value of the point to graph')
y = input('enter y value of the point to graph')
x = int(x)
y = int(y)
drawgraph(x,y)
print(negpos)