# Create a dictionary using as the source data a tuple for
# the key set and a corresponding list for the value set
# Allow the user to enter the key/value pairs

# Initialise empty tuple and list
key_source=()
val_source=[]

# Loop over user input
cont="yes"
while cont == "yes":
    key=raw_input("Enter the dictionary key: ")
    if key in key_source:
        print "*** Key \"%s\" is already in the dictionary ***" % key
        continue
    value=raw_input("Enter the corresponding value: ")
    key_source = key_source + (key,)
    val_source.append(value)
    cont=raw_input("Do you wish to enter another key/value pair? (yes/no) ")
    
# Set up the sources for the keys (tuple) and the values
# (list)
print
print "Keys\t:",key_source
print "Values\t:",val_source

# Set up the dictionary
# Brute force way - iterate over keys and values
d=dict()
for i in range(len(key_source)):
    d[key_source[i]] = val_source[i]

# Echo the dictionary contents to screen
print
print "Dictionary set up: ",d

# Echo the entries
print
for name in d.keys():
    print "%s\t: %s" % (name,d[name])