SyntaxError: invalid character in identifier? How to fix this error?

All QuestionsCategory: PythonSyntaxError: invalid character in identifier? How to fix this error?
chetan shidling asked 2 weeks ago

It says
 

  File "<ipython-input-26-200c885e6995>", line 11
    c.create_rectangle(–5, canvas_height – 100, canvas_width + 5, canvas_height + 5,\
                        ^
SyntaxError: invalid character in identifier



Code



from itertools import cycle
from random import randrange
from tkinter import Canvas, Tk, messagebox, font
canvas_width = 800
canvas_height = 400
root = Tk()
c = Canvas(root, width=canvas_width, height=canvas_height, background=’deep sky blue’)
c.create_rectangle(–5, canvas_height – 100, canvas_width + 5, canvas_height + 5,\
fill=’sea green’, width=0)
c.create_oval(–80, –80, 120, 120, fill=’orange’, width=0)
c.pack()
color_cycle = cycle([‘light blue’, ‘light green’, ‘light pink’, ‘light yellow’, ‘light cyan’])
egg_width = 45
egg_height = 55
egg_score = 10
egg_speed = 500
egg_interval = 4000
difficulty_factor = 0.95
catcher_color = ‘blue’
catcher_width = 100
catcher_height = 100
catcher_start_x = canvas_width / 2 – catcher_width / 2
catcher_start_y = canvas_height – catcher_height – 20
catcher_start_x2 = catcher_start_x + catcher_width
catcher_start_y2 = catcher_start_y + catcher_height
catcher = c.create_arc(catcher_start_x, catcher_start_y, \
catcher_start_x2, catcher_start_y2, start=200, extent=140, \
style=’arc’, outline=catcher_color, width=3)
game_font = font.nametofont(‘TkFixedFont’)
game_font.config(size=18)
score = 0
score_text = c.create_text(10, 10, anchor=’nw’, font=game_font, fill=’darkblue’, \
text=’Score: ‘ + str(score))
lives_remaining = 3
lives_text = c.create_text(canvas_width – 10, 10, anchor=’ne’, font=game_font, fill=’darkblue’, \
text=’Lives: ‘ + str(lives_remaining))
eggs = [] def create_egg():
x = randrange(10, 740)
y = 40
new_egg = c.create_oval(x, y, x + egg_width, y + egg_height, fill=next(color_cycle), width=0)
eggs.append(new_egg)
root.after(egg_interval, create_egg)

def move_eggs():
for egg in eggs:
(egg_x, egg_y, egg_x2, egg_y2) = c.coords(egg)
c.move(egg, 0, 10)
if egg_y2 > canvas_height:
egg_dropped(egg)
root.after(egg_speed, move_eggs)

def egg_dropped(egg):
eggs.remove(egg)
c.delete(egg)
lose_a_life()
if lives_remaining == 0:
messagebox.showinfo(‘Game Over!’, ‘Final Score: ‘ + str(score))
root.destroy()

def lose_a_life():
global lives_remaining
lives_remaining –= 1
c.itemconfigure(lives_text, text=’Lives: ‘ + str(lives_remaining))
def check_catch():
(catcher_x, catcher_y, catcher_x2, catcher_y2) = c.coords(catcher)
for egg in eggs:
(egg_x, egg_y, egg_x2, egg_y2) = c.coords(egg)
if catcher_x < egg_x and egg_x2 < catcher_x2 and catcher_y2 – egg_y2 < 40:
eggs.remove(egg)
c.delete(egg)
increase_score(egg_score)
root.after(100, check_catch)
def increase_score(points):
global score, egg_speed, egg_interval
score += points
egg_speed = int(egg_speed * difficulty_factor)
egg_interval = int(egg_interval * difficulty_factor)
c.itemconfigure(score_text, text=’Score: ‘ + str(score))
def move_left(event):
(x1, y1, x2, y2) = c.coords(catcher)
if x1 > 0:
c.move(catcher, –20, 0)
def move_right(event):
(x1, y1, x2, y2) = c.coords(catcher)
if x2 < canvas_width:
c.move(catcher, 20, 0)
c.bind(‘<Left>’, move_left)
c.bind(‘<Right>’, move_right)
c.focus_set()
root.after(1000, create_egg)
root.after(1000, move_eggs)
root.after(1000, check_catch)
root.mainloop()

 

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