how to replace a function variable with a value from a dictionary in Python












-2














I am trying to loop through the below dictionary and replace the "string" variable inside the function with the values from the dictionary and then execute the function. I am thinking about writing a for loop and then include the function inside the for loop. Please help.



expected function:




def my_function(fname):
string = value  
print(string + " Refsnes")

my_function("string")



 dict = {"kafka":[{
"value":"I am"},
{"value":"You are"},
{"value":"They are"}
]}

def my_function(fname):
string = "I am"  
print(string + " Refsnes")

my_function("string")









share|improve this question
























  • The function does nothing with the value passed as an argument. It's not clear what you want from this.
    – roganjosh
    Nov 21 '18 at 18:35










  • I am basically trying to replace the "string" variable inside the function with the values from dictionary and run the function. I want to loop through the dictionary values and run the function. @roganjosh
    – Mona
    Nov 21 '18 at 18:41
















-2














I am trying to loop through the below dictionary and replace the "string" variable inside the function with the values from the dictionary and then execute the function. I am thinking about writing a for loop and then include the function inside the for loop. Please help.



expected function:




def my_function(fname):
string = value  
print(string + " Refsnes")

my_function("string")



 dict = {"kafka":[{
"value":"I am"},
{"value":"You are"},
{"value":"They are"}
]}

def my_function(fname):
string = "I am"  
print(string + " Refsnes")

my_function("string")









share|improve this question
























  • The function does nothing with the value passed as an argument. It's not clear what you want from this.
    – roganjosh
    Nov 21 '18 at 18:35










  • I am basically trying to replace the "string" variable inside the function with the values from dictionary and run the function. I want to loop through the dictionary values and run the function. @roganjosh
    – Mona
    Nov 21 '18 at 18:41














-2












-2








-2







I am trying to loop through the below dictionary and replace the "string" variable inside the function with the values from the dictionary and then execute the function. I am thinking about writing a for loop and then include the function inside the for loop. Please help.



expected function:




def my_function(fname):
string = value  
print(string + " Refsnes")

my_function("string")



 dict = {"kafka":[{
"value":"I am"},
{"value":"You are"},
{"value":"They are"}
]}

def my_function(fname):
string = "I am"  
print(string + " Refsnes")

my_function("string")









share|improve this question















I am trying to loop through the below dictionary and replace the "string" variable inside the function with the values from the dictionary and then execute the function. I am thinking about writing a for loop and then include the function inside the for loop. Please help.



expected function:




def my_function(fname):
string = value  
print(string + " Refsnes")

my_function("string")



 dict = {"kafka":[{
"value":"I am"},
{"value":"You are"},
{"value":"They are"}
]}

def my_function(fname):
string = "I am"  
print(string + " Refsnes")

my_function("string")






python






share|improve this question















share|improve this question













share|improve this question




share|improve this question








edited Nov 21 '18 at 18:41









eyllanesc

74.6k103156




74.6k103156










asked Nov 21 '18 at 18:33









MonaMona

215




215












  • The function does nothing with the value passed as an argument. It's not clear what you want from this.
    – roganjosh
    Nov 21 '18 at 18:35










  • I am basically trying to replace the "string" variable inside the function with the values from dictionary and run the function. I want to loop through the dictionary values and run the function. @roganjosh
    – Mona
    Nov 21 '18 at 18:41


















  • The function does nothing with the value passed as an argument. It's not clear what you want from this.
    – roganjosh
    Nov 21 '18 at 18:35










  • I am basically trying to replace the "string" variable inside the function with the values from dictionary and run the function. I want to loop through the dictionary values and run the function. @roganjosh
    – Mona
    Nov 21 '18 at 18:41
















The function does nothing with the value passed as an argument. It's not clear what you want from this.
– roganjosh
Nov 21 '18 at 18:35




The function does nothing with the value passed as an argument. It's not clear what you want from this.
– roganjosh
Nov 21 '18 at 18:35












I am basically trying to replace the "string" variable inside the function with the values from dictionary and run the function. I want to loop through the dictionary values and run the function. @roganjosh
– Mona
Nov 21 '18 at 18:41




I am basically trying to replace the "string" variable inside the function with the values from dictionary and run the function. I want to loop through the dictionary values and run the function. @roganjosh
– Mona
Nov 21 '18 at 18:41












2 Answers
2






active

oldest

votes


















0














The best thing would be to first modify your dict. Right now "kafka" maps to a list of dicts that all have the same key, so why bother and have a key in the first place.
So you could have a dict like:



dictionary = {"kafka": ["I am", "You are", "They are"]}


Also do not call the variable dict, because you would overwrite the built-in function dict, which makes it unusable.



Then you also have to change your function to actually make use of the paramter.



def my_function(string):
print(string + " Refsnes")


And now, to loop over the dict an print the function with all the values you have two options.



First loop over the list in the dictionary and call the function repeatedly:



for string in dictionary["kafka"]:
my_function(string)


Or give a list to your function and loop over the list in the function. Your function would then look like this:



def my_function(list_of_strings):
for string in list_of_strings:
print(string + " Refsnes")

# Call function with
my_function(dictionary["kafka"])





share|improve this answer





























    0














    A couple of things here. Did you get the dictionary from elsewhere, or are you setting it up yourself? And is there a specific reason you need to define a function? If you're setting it up yourself, I would advise you to use a list instead of a dictionary, and to just do a for loop all by itself, like this:



    kafka = ['I am ', 'You are ', 'They are']
    for k in kafka:
    print(k + 'Refsnes')


    If you need it to be a dictionary and you need it to be a function, I would approach it like this. (Note that you don't need a function to pull an item out of a dictionary, so I would actually put the loop inside the function.)



    kafkadict = {"first person": "I am", "second person": "You are", "third person plural": "They are"}
    def printKafkaStuff(dictinput):
    for k in dictinput.values():
    print(k + " Refsnes")


    Then call it with



    printKafkaStuff(kafkadict)





    share|improve this answer























    • Still works for me - maybe a difference across different versions of Python?
      – Ellie Hanna
      Nov 21 '18 at 19:03










    • gotcha - thanks, I'll edit my answer
      – Ellie Hanna
      Nov 21 '18 at 19:06











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    2 Answers
    2






    active

    oldest

    votes








    2 Answers
    2






    active

    oldest

    votes









    active

    oldest

    votes






    active

    oldest

    votes









    0














    The best thing would be to first modify your dict. Right now "kafka" maps to a list of dicts that all have the same key, so why bother and have a key in the first place.
    So you could have a dict like:



    dictionary = {"kafka": ["I am", "You are", "They are"]}


    Also do not call the variable dict, because you would overwrite the built-in function dict, which makes it unusable.



    Then you also have to change your function to actually make use of the paramter.



    def my_function(string):
    print(string + " Refsnes")


    And now, to loop over the dict an print the function with all the values you have two options.



    First loop over the list in the dictionary and call the function repeatedly:



    for string in dictionary["kafka"]:
    my_function(string)


    Or give a list to your function and loop over the list in the function. Your function would then look like this:



    def my_function(list_of_strings):
    for string in list_of_strings:
    print(string + " Refsnes")

    # Call function with
    my_function(dictionary["kafka"])





    share|improve this answer


























      0














      The best thing would be to first modify your dict. Right now "kafka" maps to a list of dicts that all have the same key, so why bother and have a key in the first place.
      So you could have a dict like:



      dictionary = {"kafka": ["I am", "You are", "They are"]}


      Also do not call the variable dict, because you would overwrite the built-in function dict, which makes it unusable.



      Then you also have to change your function to actually make use of the paramter.



      def my_function(string):
      print(string + " Refsnes")


      And now, to loop over the dict an print the function with all the values you have two options.



      First loop over the list in the dictionary and call the function repeatedly:



      for string in dictionary["kafka"]:
      my_function(string)


      Or give a list to your function and loop over the list in the function. Your function would then look like this:



      def my_function(list_of_strings):
      for string in list_of_strings:
      print(string + " Refsnes")

      # Call function with
      my_function(dictionary["kafka"])





      share|improve this answer
























        0












        0








        0






        The best thing would be to first modify your dict. Right now "kafka" maps to a list of dicts that all have the same key, so why bother and have a key in the first place.
        So you could have a dict like:



        dictionary = {"kafka": ["I am", "You are", "They are"]}


        Also do not call the variable dict, because you would overwrite the built-in function dict, which makes it unusable.



        Then you also have to change your function to actually make use of the paramter.



        def my_function(string):
        print(string + " Refsnes")


        And now, to loop over the dict an print the function with all the values you have two options.



        First loop over the list in the dictionary and call the function repeatedly:



        for string in dictionary["kafka"]:
        my_function(string)


        Or give a list to your function and loop over the list in the function. Your function would then look like this:



        def my_function(list_of_strings):
        for string in list_of_strings:
        print(string + " Refsnes")

        # Call function with
        my_function(dictionary["kafka"])





        share|improve this answer












        The best thing would be to first modify your dict. Right now "kafka" maps to a list of dicts that all have the same key, so why bother and have a key in the first place.
        So you could have a dict like:



        dictionary = {"kafka": ["I am", "You are", "They are"]}


        Also do not call the variable dict, because you would overwrite the built-in function dict, which makes it unusable.



        Then you also have to change your function to actually make use of the paramter.



        def my_function(string):
        print(string + " Refsnes")


        And now, to loop over the dict an print the function with all the values you have two options.



        First loop over the list in the dictionary and call the function repeatedly:



        for string in dictionary["kafka"]:
        my_function(string)


        Or give a list to your function and loop over the list in the function. Your function would then look like this:



        def my_function(list_of_strings):
        for string in list_of_strings:
        print(string + " Refsnes")

        # Call function with
        my_function(dictionary["kafka"])






        share|improve this answer












        share|improve this answer



        share|improve this answer










        answered Nov 21 '18 at 18:57









        FChrisFChris

        13310




        13310

























            0














            A couple of things here. Did you get the dictionary from elsewhere, or are you setting it up yourself? And is there a specific reason you need to define a function? If you're setting it up yourself, I would advise you to use a list instead of a dictionary, and to just do a for loop all by itself, like this:



            kafka = ['I am ', 'You are ', 'They are']
            for k in kafka:
            print(k + 'Refsnes')


            If you need it to be a dictionary and you need it to be a function, I would approach it like this. (Note that you don't need a function to pull an item out of a dictionary, so I would actually put the loop inside the function.)



            kafkadict = {"first person": "I am", "second person": "You are", "third person plural": "They are"}
            def printKafkaStuff(dictinput):
            for k in dictinput.values():
            print(k + " Refsnes")


            Then call it with



            printKafkaStuff(kafkadict)





            share|improve this answer























            • Still works for me - maybe a difference across different versions of Python?
              – Ellie Hanna
              Nov 21 '18 at 19:03










            • gotcha - thanks, I'll edit my answer
              – Ellie Hanna
              Nov 21 '18 at 19:06
















            0














            A couple of things here. Did you get the dictionary from elsewhere, or are you setting it up yourself? And is there a specific reason you need to define a function? If you're setting it up yourself, I would advise you to use a list instead of a dictionary, and to just do a for loop all by itself, like this:



            kafka = ['I am ', 'You are ', 'They are']
            for k in kafka:
            print(k + 'Refsnes')


            If you need it to be a dictionary and you need it to be a function, I would approach it like this. (Note that you don't need a function to pull an item out of a dictionary, so I would actually put the loop inside the function.)



            kafkadict = {"first person": "I am", "second person": "You are", "third person plural": "They are"}
            def printKafkaStuff(dictinput):
            for k in dictinput.values():
            print(k + " Refsnes")


            Then call it with



            printKafkaStuff(kafkadict)





            share|improve this answer























            • Still works for me - maybe a difference across different versions of Python?
              – Ellie Hanna
              Nov 21 '18 at 19:03










            • gotcha - thanks, I'll edit my answer
              – Ellie Hanna
              Nov 21 '18 at 19:06














            0












            0








            0






            A couple of things here. Did you get the dictionary from elsewhere, or are you setting it up yourself? And is there a specific reason you need to define a function? If you're setting it up yourself, I would advise you to use a list instead of a dictionary, and to just do a for loop all by itself, like this:



            kafka = ['I am ', 'You are ', 'They are']
            for k in kafka:
            print(k + 'Refsnes')


            If you need it to be a dictionary and you need it to be a function, I would approach it like this. (Note that you don't need a function to pull an item out of a dictionary, so I would actually put the loop inside the function.)



            kafkadict = {"first person": "I am", "second person": "You are", "third person plural": "They are"}
            def printKafkaStuff(dictinput):
            for k in dictinput.values():
            print(k + " Refsnes")


            Then call it with



            printKafkaStuff(kafkadict)





            share|improve this answer














            A couple of things here. Did you get the dictionary from elsewhere, or are you setting it up yourself? And is there a specific reason you need to define a function? If you're setting it up yourself, I would advise you to use a list instead of a dictionary, and to just do a for loop all by itself, like this:



            kafka = ['I am ', 'You are ', 'They are']
            for k in kafka:
            print(k + 'Refsnes')


            If you need it to be a dictionary and you need it to be a function, I would approach it like this. (Note that you don't need a function to pull an item out of a dictionary, so I would actually put the loop inside the function.)



            kafkadict = {"first person": "I am", "second person": "You are", "third person plural": "They are"}
            def printKafkaStuff(dictinput):
            for k in dictinput.values():
            print(k + " Refsnes")


            Then call it with



            printKafkaStuff(kafkadict)






            share|improve this answer














            share|improve this answer



            share|improve this answer








            edited Nov 21 '18 at 19:06

























            answered Nov 21 '18 at 18:50









            Ellie HannaEllie Hanna

            484




            484












            • Still works for me - maybe a difference across different versions of Python?
              – Ellie Hanna
              Nov 21 '18 at 19:03










            • gotcha - thanks, I'll edit my answer
              – Ellie Hanna
              Nov 21 '18 at 19:06


















            • Still works for me - maybe a difference across different versions of Python?
              – Ellie Hanna
              Nov 21 '18 at 19:03










            • gotcha - thanks, I'll edit my answer
              – Ellie Hanna
              Nov 21 '18 at 19:06
















            Still works for me - maybe a difference across different versions of Python?
            – Ellie Hanna
            Nov 21 '18 at 19:03




            Still works for me - maybe a difference across different versions of Python?
            – Ellie Hanna
            Nov 21 '18 at 19:03












            gotcha - thanks, I'll edit my answer
            – Ellie Hanna
            Nov 21 '18 at 19:06




            gotcha - thanks, I'll edit my answer
            – Ellie Hanna
            Nov 21 '18 at 19:06


















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