Python split string into list

Python split string into list

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Python provides several methods to split a string into a list. The most common method is using the split() function.

The split() Function:

The split() function splits a string into multiple substrings, based on a specific separator or delimiter. By default, it separates the string at whitespace characters (spaces, tabs, newlines). For example:

my_string = "Hello, World! This is a test."
words = my_string.split()
print(words)  # Output: ['Hello,', 'World!', 'This', 'is', 'a', 'test.']

In this example, the split() function splits the string at whitespace characters, resulting in a list of words.

Using a Custom Separator:

You can specify a custom separator using the split() function by passing it as an argument. For example:

my_string = "apple,banana,cherry"
fruits = my_string.split(",")
print(fruits)  # Output: ['apple', 'banana', 'cherry']

In this example, the split() function splits the string at commas (,), resulting in a list of fruits.

Splitting at Multiple Separators:

You can split a string at multiple separators by specifying them as arguments to the re.split() function from the re module. For example:

import re
my_string = "John Smith, USA; Jane Doe, Canada"
people = re.split("; |, ", my_string)
print(people)  # Output: ['John Smith', 'USA', 'Jane Doe', 'Canada']

In this example, the re.split() function splits the string at semicolons (;) and commas (,), resulting in a list of people.

Using Regular Expressions:

You can also use regular expressions to split a string. The re.split() function from the re module allows you to specify a regular expression pattern as an argument. For example:

import re
my_string = "John Smith, USA; Jane Doe, Canada"
people = re.split(r"[; ,]+", my_string)
print(people)  # Output: ['John Smith', 'USA', 'Jane Doe', 'Canada']

In this example, the re.split() function splits the string at one or more occurrences of semicolons (;), commas (,) and whitespace characters, resulting in a list of people.

Other Methods:

There are several other methods you can use to split a string into a list:

Conclusion:

In this answer, we have explored several methods in Python to split a string into a list:

These methods provide various ways to split strings into lists, depending on your specific requirements.

Python split string by delimiters

I'd be happy to respond in English for this one!

Python has a built-in function called split() that can be used to divide a string into multiple substrings based on a specific delimiter or character.

The syntax for the split() function is as follows:

string.split(delimiter)

Here, string is the original string you want to split, and delimiter is the character or sequence of characters that you want to use as the dividing point.

For example, if you have a string like this: "hello world, hello python"

You can use the comma (,) as the delimiter to split it into two substrings like this:

my_string = "hello world, hello python"
print(my_string.split(","))

This will output:

['hello world', ' hello python']

As you can see, the split() function has separated the original string into two substrings based on the comma (,) delimiter.

You can also use other characters or sequences of characters as delimiters. For example, if you want to split a string by spaces (' ') like this: `"hello world, hello python, and java"``

You can use the space character (' ') as the delimiter:

my_string = "hello world, hello python, and java"
print(my_string.split(" "))

This will output:

['hello', 'world,', 'hello', 'python,', 'and', 'java']

As you can see, the split() function has separated the original string into multiple substrings based on the space character (' ') delimiter.

You can also specify multiple delimiters by passing a list of delimiter strings to the split() function:

my_string = "hello world, hello python, and java"
print(my_string.split([",", " "]))

This will output:

['hello', 'world,", 'hello', 'python,', 'and', 'java']

As you can see, the split() function has separated the original string into multiple substrings based on both the comma (,) and space (' ') delimiters.

In summary, Python's split() function is a powerful tool that allows you to divide a string into multiple substrings based on specific delimiters or characters. This can be very useful for processing and analyzing text data in various programming applications!