While doesn't break with a an input string












0















How can I break the while with a string input? I was trying this, but the first if is ignored:



from itertools import cycle;
ewe=cycle([0]);
Nom_join="";
Principal_loop=True;
Cont_Error1=0;
while(Principal_loop==True):

for i in ewe:
Nom_join=input("give me a name to search: -> ");
if (Nom_join==""):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join==" "):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join.isdigit()):
print("you cant do that")
Cont_Error1+=1;
elif(Nom_join=="*"):
Principal_loop=False;
else:
break;









share|improve this question




















  • 4





    Please remove the semicolons, they hurt every Python developer's eyes.

    – Klaus D.
    Nov 14 '18 at 5:08
















0















How can I break the while with a string input? I was trying this, but the first if is ignored:



from itertools import cycle;
ewe=cycle([0]);
Nom_join="";
Principal_loop=True;
Cont_Error1=0;
while(Principal_loop==True):

for i in ewe:
Nom_join=input("give me a name to search: -> ");
if (Nom_join==""):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join==" "):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join.isdigit()):
print("you cant do that")
Cont_Error1+=1;
elif(Nom_join=="*"):
Principal_loop=False;
else:
break;









share|improve this question




















  • 4





    Please remove the semicolons, they hurt every Python developer's eyes.

    – Klaus D.
    Nov 14 '18 at 5:08














0












0








0








How can I break the while with a string input? I was trying this, but the first if is ignored:



from itertools import cycle;
ewe=cycle([0]);
Nom_join="";
Principal_loop=True;
Cont_Error1=0;
while(Principal_loop==True):

for i in ewe:
Nom_join=input("give me a name to search: -> ");
if (Nom_join==""):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join==" "):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join.isdigit()):
print("you cant do that")
Cont_Error1+=1;
elif(Nom_join=="*"):
Principal_loop=False;
else:
break;









share|improve this question
















How can I break the while with a string input? I was trying this, but the first if is ignored:



from itertools import cycle;
ewe=cycle([0]);
Nom_join="";
Principal_loop=True;
Cont_Error1=0;
while(Principal_loop==True):

for i in ewe:
Nom_join=input("give me a name to search: -> ");
if (Nom_join==""):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join==" "):
print("you cant do that");
Cont_Error1+=1;
elif(Nom_join.isdigit()):
print("you cant do that")
Cont_Error1+=1;
elif(Nom_join=="*"):
Principal_loop=False;
else:
break;






python






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share|improve this question













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share|improve this question








edited Nov 14 '18 at 5:23









Joel

1,5706719




1,5706719










asked Nov 14 '18 at 5:01









PanBASICPanBASIC

23




23








  • 4





    Please remove the semicolons, they hurt every Python developer's eyes.

    – Klaus D.
    Nov 14 '18 at 5:08














  • 4





    Please remove the semicolons, they hurt every Python developer's eyes.

    – Klaus D.
    Nov 14 '18 at 5:08








4




4





Please remove the semicolons, they hurt every Python developer's eyes.

– Klaus D.
Nov 14 '18 at 5:08





Please remove the semicolons, they hurt every Python developer's eyes.

– Klaus D.
Nov 14 '18 at 5:08












1 Answer
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oldest

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0














Try adding a break statement after Principal_loop=False. And yes, please remove semicolons and add spaces before and after operators to conform with PEP 8 guidelines. Also, no parentheses after conditional statements.



from itertools import cycle
ewe = cycle([0])
Nom_join = ""
Principal_loop = True
Cont_Error1 = 0

while Principal_loop == True:
for i in ewe:
Nom_join = input("give me a name to search: -> ")
if Nom_join == "":
print("you cant do that")
Cont_Error1 += 1;
elif Nom_join == " ":
print("you cant do that")
Cont_Error1 += 1
elif Nom_join.isdigit():
print("you cant do that")
Cont_Error1 += 1
elif Nom_join == "*":
Principal_loop = False
break
else:
break


I'm really not sure why you need to initiate a cycle of infinite zeros... There's also a lot of other simplifications that can be made. It seems far simpler to do this:



Cont_Error1 = 0
while True:
Nom_join = input("give me a name to search: -> ")
if Nom_join in {"", " ", "*"} or Nom_join.isdigit():
print("you can't do that")
Cont_Error1 += 1;
else:
break





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    0














    Try adding a break statement after Principal_loop=False. And yes, please remove semicolons and add spaces before and after operators to conform with PEP 8 guidelines. Also, no parentheses after conditional statements.



    from itertools import cycle
    ewe = cycle([0])
    Nom_join = ""
    Principal_loop = True
    Cont_Error1 = 0

    while Principal_loop == True:
    for i in ewe:
    Nom_join = input("give me a name to search: -> ")
    if Nom_join == "":
    print("you cant do that")
    Cont_Error1 += 1;
    elif Nom_join == " ":
    print("you cant do that")
    Cont_Error1 += 1
    elif Nom_join.isdigit():
    print("you cant do that")
    Cont_Error1 += 1
    elif Nom_join == "*":
    Principal_loop = False
    break
    else:
    break


    I'm really not sure why you need to initiate a cycle of infinite zeros... There's also a lot of other simplifications that can be made. It seems far simpler to do this:



    Cont_Error1 = 0
    while True:
    Nom_join = input("give me a name to search: -> ")
    if Nom_join in {"", " ", "*"} or Nom_join.isdigit():
    print("you can't do that")
    Cont_Error1 += 1;
    else:
    break





    share|improve this answer




























      0














      Try adding a break statement after Principal_loop=False. And yes, please remove semicolons and add spaces before and after operators to conform with PEP 8 guidelines. Also, no parentheses after conditional statements.



      from itertools import cycle
      ewe = cycle([0])
      Nom_join = ""
      Principal_loop = True
      Cont_Error1 = 0

      while Principal_loop == True:
      for i in ewe:
      Nom_join = input("give me a name to search: -> ")
      if Nom_join == "":
      print("you cant do that")
      Cont_Error1 += 1;
      elif Nom_join == " ":
      print("you cant do that")
      Cont_Error1 += 1
      elif Nom_join.isdigit():
      print("you cant do that")
      Cont_Error1 += 1
      elif Nom_join == "*":
      Principal_loop = False
      break
      else:
      break


      I'm really not sure why you need to initiate a cycle of infinite zeros... There's also a lot of other simplifications that can be made. It seems far simpler to do this:



      Cont_Error1 = 0
      while True:
      Nom_join = input("give me a name to search: -> ")
      if Nom_join in {"", " ", "*"} or Nom_join.isdigit():
      print("you can't do that")
      Cont_Error1 += 1;
      else:
      break





      share|improve this answer


























        0












        0








        0







        Try adding a break statement after Principal_loop=False. And yes, please remove semicolons and add spaces before and after operators to conform with PEP 8 guidelines. Also, no parentheses after conditional statements.



        from itertools import cycle
        ewe = cycle([0])
        Nom_join = ""
        Principal_loop = True
        Cont_Error1 = 0

        while Principal_loop == True:
        for i in ewe:
        Nom_join = input("give me a name to search: -> ")
        if Nom_join == "":
        print("you cant do that")
        Cont_Error1 += 1;
        elif Nom_join == " ":
        print("you cant do that")
        Cont_Error1 += 1
        elif Nom_join.isdigit():
        print("you cant do that")
        Cont_Error1 += 1
        elif Nom_join == "*":
        Principal_loop = False
        break
        else:
        break


        I'm really not sure why you need to initiate a cycle of infinite zeros... There's also a lot of other simplifications that can be made. It seems far simpler to do this:



        Cont_Error1 = 0
        while True:
        Nom_join = input("give me a name to search: -> ")
        if Nom_join in {"", " ", "*"} or Nom_join.isdigit():
        print("you can't do that")
        Cont_Error1 += 1;
        else:
        break





        share|improve this answer













        Try adding a break statement after Principal_loop=False. And yes, please remove semicolons and add spaces before and after operators to conform with PEP 8 guidelines. Also, no parentheses after conditional statements.



        from itertools import cycle
        ewe = cycle([0])
        Nom_join = ""
        Principal_loop = True
        Cont_Error1 = 0

        while Principal_loop == True:
        for i in ewe:
        Nom_join = input("give me a name to search: -> ")
        if Nom_join == "":
        print("you cant do that")
        Cont_Error1 += 1;
        elif Nom_join == " ":
        print("you cant do that")
        Cont_Error1 += 1
        elif Nom_join.isdigit():
        print("you cant do that")
        Cont_Error1 += 1
        elif Nom_join == "*":
        Principal_loop = False
        break
        else:
        break


        I'm really not sure why you need to initiate a cycle of infinite zeros... There's also a lot of other simplifications that can be made. It seems far simpler to do this:



        Cont_Error1 = 0
        while True:
        Nom_join = input("give me a name to search: -> ")
        if Nom_join in {"", " ", "*"} or Nom_join.isdigit():
        print("you can't do that")
        Cont_Error1 += 1;
        else:
        break






        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 14 '18 at 5:34









        Tomothy32Tomothy32

        5,7121425




        5,7121425






























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