Convert list of floats to string python
View Discussion Show Improve Article Save Article View Discussion Improve Article Save Article Sometimes, while working with Python list, we can have a problem in which we have to transform the list elements to string. This is easier in case
of integral list, as they can be joined easily with Method #1 : Using list comprehension +
Output : The original list is : [5.8, 9.6, 10.2, 45.3, 6.0] Conversion of float list to string : 5.8 9.6 10.2 45.3 6.0 Method #2 : Using
Output : The original list is : [5.8, 9.6, 10.2, 45.3, 6.0] Conversion using join + str : [ 5 . 8, 9 . 6, 1 0 . 2, 4 5 . 3, 6 . 0 ] Conversion using join + str + map : 5.8 9.6 10.2 45.3 6.0 I have a list of floats in Python and when I convert it into a string, I get the following
These floats have 2 digits after the decimal point when I created them (I believe so), Then I used
How do I get a string with 2 digits after the decimal point? ====================== Let me be more specific, I want the end result to be a string and I want to keep the separators:
I need to do some string operations afterwards.
For example Inspired by @senshin the following code works for example, but I think there is a better way Convert a list of floats to a list of strings in Python #To convert a list of floats to a list of strings:
We used a list comprehension to iterate over the list of floating-point numbers. List comprehensions are used to perform some operation for every element, or select a subset of elements that meet a condition. On each iteration, we pass the current list item to the The new list only contains string values. If you need to round the float values when converting to strings, use a formatted string literal.
The example rounds each float to 2 digits precision after the decimal point. Formatted string literals (f-strings) let us include expressions inside of a string by prefixing the string with
Make sure to wrap expressions in curly braces - We are also able to use the format specification mini-language in expressions in f-strings.
Alternatively, you can use the Convert a list of floats to a list of strings using map() #To convert a list of floats to a list of strings:
The map() function takes a function and an iterable as arguments and calls the function with each item of the iterable. The The last step is to use the Which approach you pick is a matter of personal preference. I'd go with using a list comprehension as I find it more direct and easier to read. How do you convert a list of elements to a string in Python?To convert a list to a string, use Python List Comprehension and the join() function. The list comprehension will traverse the elements one by one, and the join() method will concatenate the list's elements into a new string and return it as output.
Can you convert a float to a string?The Float. toString() method can also be used to convert the float value to a String. The toString() is the static method of the Float class.
How do you print a float list in Python?Use numpy.. floats = [1.234567, 3.14159, 100.2232888888888, 2.22777777277277]. floats_array = np. array(floats). np. set_printoptions(precision=2). print(floats_array). Can you have a list of floats in Python?Python is a very flexible language and allows you to add just about any type of data to a list, regardless of the data type of any of the other elements in the list. One common data type to add to a list is the float data type.
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