Projects/dibbler
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dibbler
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This commit is contained in:
Ine Beate Larsen 2011-03-06 13:53:01 +00:00
parent 910c446a2f
commit bddaf5e7e9
1 changed files with 14 additions and 10 deletions
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24
text_based.py
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@ -160,16 +160,20 @@ class Menu():
def input_choice(self, number_of_choices, prompt=None): def input_choice(self, number_of_choices, prompt=None):
if prompt == None: if prompt == None:
prompt = self.prompt prompt = self.prompt
while True: while True:
result = self.input_str(prompt) result = self.input_str(prompt)
try: if result == '':
choice = int(result) print 'Please enter something'
if (choice > 0 and choice <= number_of_choices):
return choice else:
except ValueError: try:
pass choice = int(result)
self.thing_in_menu_choice(result) if (choice > 0 and choice <= number_of_choices):
return choice
except ValueError:
pass
self.thing_in_menu_choice(result)
def input_int(self, prompt=None, allowed_range=(None,None)): def input_int(self, prompt=None, allowed_range=(None,None)):
@ -950,10 +954,10 @@ class ProductListMenu(Menu):
total_value += p.price*p.stock total_value += p.price*p.stock
line_format = '%-15s | %5s | %-'+str(Product.name_length)+'s | %5s \n' line_format = '%-15s | %5s | %-'+str(Product.name_length)+'s | %5s \n'
text += line_format % ('bar code', 'price', 'name', 'stock') text += line_format % ('bar code', 'price', 'name', 'stock')
text += '-----------------------------------------------------------------------\n' text += '-------------------------------------------------------------------------------\n'
for p in product_list: for p in product_list:
text += line_format % (p.bar_code, p.price, p.name, p.stock) text += line_format % (p.bar_code, p.price, p.name, p.stock)
text += '-----------------------------------------------------------------------\n' text += '-------------------------------------------------------------------------------\n'
text += line_format % ('Total value',total_value,'','', ) text += line_format % ('Total value',total_value,'','', )
less(text) less(text)