python replace

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# string.replace(old, new, count),  no import is necessary
text = "Apples taste Good."
print(text.replace('Apples', 'Bananas'))          # use .replace() on a variable
Bananas taste Good.          <---- Output

print("Have a Bad Day!".replace("Bad","Good"))    # Use .replace() on a string
Have a Good Day!             <----- Output

print("Mom is happy!".replace("Mom","Dad").replace("happy","angry"))  #Use many times
Dad is angry!                <----- Output
# Replace a particular item in a Python list
a_list = ['aple', 'orange', 'aple', 'banana', 'grape', 'aple']
for i in range(len(a_list)):
    if a_list[i] == 'aple':
        a_list[i] = 'apple'
print(a_list)
# Returns: ['apple', 'orange', 'apple', 'banana', 'grape', 'apple']
# replace in Python, works like search and replace in word processor
greet = 'Hello Bob'
nstr1 = greet.replace('Bob', 'Jane')
print(nstr1)         # Output: Hello Jane
# Initial string doesn't change
print(greet)
# replaces all occurrences of the sub string
nstr2 = greet.replace('o', 'X')
print(nstr2)        # Output: HellX BXb
# We can do replace only for number of times
nstr3 = greet.replace('o', 'O', 1)
print(nstr3)        # Output: HellO Bob

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