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Merge pull request #3802 from mxschumacher/update-string-formatting

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python3/en/ Update string formatting
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Divay Prakash 2020-01-31 01:53:40 +05:30 committed by GitHub
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@ -16,8 +16,6 @@ Python was created by Guido van Rossum in the early 90s. It is now one of the mo
languages in existence. I fell in love with Python for its syntactic clarity. It's basically languages in existence. I fell in love with Python for its syntactic clarity. It's basically
executable pseudocode. executable pseudocode.
Feedback would be highly appreciated! You can reach me at [@louiedinh](http://twitter.com/louiedinh) or louiedinh [at] [google's email service]
Note: This article applies to Python 3 specifically. Check out [here](http://learnxinyminutes.com/docs/python/) if you want to learn the old Python 2.7 Note: This article applies to Python 3 specifically. Check out [here](http://learnxinyminutes.com/docs/python/) if you want to learn the old Python 2.7
```python ```python
@ -139,20 +137,6 @@ b == a # => True, a's and b's objects are equal
# You can find the length of a string # You can find the length of a string
len("This is a string") # => 16 len("This is a string") # => 16
# .format can be used to format strings, like this:
"{} can be {}".format("Strings", "interpolated") # => "Strings can be interpolated"
# You can repeat the formatting arguments to save some typing.
"{0} be nimble, {0} be quick, {0} jump over the {1}".format("Jack", "candle stick")
# => "Jack be nimble, Jack be quick, Jack jump over the candle stick"
# You can use keywords if you don't want to count.
"{name} wants to eat {food}".format(name="Bob", food="lasagna") # => "Bob wants to eat lasagna"
# If your Python 3 code also needs to run on Python 2.5 and below, you can also
# still use the old style of formatting:
"%s can be %s the %s way" % ("Strings", "interpolated", "old") # => "Strings can be interpolated the old way"
# You can also format using f-strings or formatted string literals (in Python 3.6+) # You can also format using f-strings or formatted string literals (in Python 3.6+)
name = "Reiko" name = "Reiko"
f"She said her name is {name}." # => "She said her name is Reiko" f"She said her name is {name}." # => "She said her name is Reiko"