Python regex split keep delimiter But if you specify a delimiter string, consecutive delimiters are not collapsed: >>> 'aaa'. split() to break the string at the delimiter, and then . I have read regexp split and keep the seperator, Python split() without removing the delimiter, and In Python, how do I split a string and keep the separators?, and still don't have an answer. Split e. Python string split by multiple delimiters. Split string using regex in python. Python and regex: split a string with parenthesis Python string split multiple brackets. zealous. If you want each punctuation character separate then you should use the + quantifier on the \s whitespace group only: # do this just once, not in a loop pattern = You need to add \d+ inside your regular expression, like so: (__label__\d+:) Python regex split a string by one of two delimiters. Eg after each delimiter A, B or S split and keep the delimiter. How to tell which delimiter string was split on. 3. Python regex: Splitting by \n character as long as the \n isn't at the start. ” as it is a special character in regex, and parentheses to capture the delimiter as well. I'd not split on whitespace first; you can always remove whitespace-only strings later. The string looks like: string = '"first, element", second element, third element, "fourth, element", fifth element' I would like to split the string on each comma unless a substring is enclose by quotes. )", "hello. Someone asked a similar question in Java here. Hot Network Repeatedly extract a line between two delimiters in a text file, Python. Hot Network Questions Should I REALLY keep all my credit cards totally paid off every month? So basically I want to split at ". The For loop is creating a whole new string every time your delimiter is inserted. At the moment I'm splitting a string with multiple delimiters with the following pattern. If one needs this, a possible solution python regex to split by comma or space (but leave strings as it is) Splitting by multiple separator and keep separator. Regex for splitting a string which contains commas? 0. Regex split preserving strings and escape character. split and delimiter to result. Well, regex can parse URLs, but trying to do so when there's a plethora of better tools is foolish. regex; csv; This regex can be used to split the values of a comma delimitted list. We want to split a string but by keeping the delimiters in it, we don't want them to be separated. How can I do this in an efficient way? The str split function takes only on separator. Lfa Lfa. Hot Network Questions Identifying data frame rows in R with specific pairs of values in two columns Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company It seems to simply be the way it's supposed to work, according to the documentation:. Ask Question Asked 3 years, 9 months ago. I put the term “delimiter” in quotes because the reason string. split("=") #first_split = ['bob' 'whatever,king' 'kong,banana' Hello I'm trying to split a string without removing the delimiter and it can have multiple delimiters. My string: data = "This is a string spanning over multiple lines. I can't use a lookbehind because it has to be fixed width, and this isn't. split if you want to split a string according to a regex pattern. args',line): key,value= split('=',line) default_args=val The problem is line, which contains jvm. it's much easier and faster to split using . To split a string, using either "[" or "]" as a delimiter, you should use a regular expression: import re str = "[greeting] Hello [me] my name is John. split, however it produces unwanted item in the I am looking for a general algorithm to replicate the functionality of gawk's four argument split in Ruby/Python/Perl/etc. For conversion, the numerical value must be split from the abbreviation, producing a result such as [125, 'km']. The question "In Python, how do I split a string and keep the separators?" deals with a similar problem, but the answer doesn't make it easy to adopt to other use-cases. Python Split on Space Except Between Words & After Commas. result = s. 0. compile(r"([?. Or use strip(' ') if you want to remove only spaces and keep tabs and enters. The sqlparse library can do this, even though it is a bit underdocumented Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question. re. The above question only allows either keeping none or keeping both delimiters - I need to keep only one of them. Splitting text in python but treating commas, periods etc as separate 'words' 2. Death by Blackhole by Tyson => ['Death', 'by Black'] How do I split the string by the last occurrence of the search pattern? I want to split text with a regular expression with backreference in Python. Related question: In Python, how do I split a string and keep the separators? The default split method in Python treats consecutive spaces as a single delimiter. split() method in Python allows for flexible string splitting based on specified regular expression patterns, with options for maximum splits and retaining delimiters. Ask Question Asked 8 years, 10 months ago. tokens = re. Modified 2 years, Don't use re. 1. I could not use a regular re. Hot Network Questions Why don't bicycles have the rear sprocket This should be an really easy task using the re library. I'm new to Python, and I'm currently trying to split strings such as the following: 910501857403 TBS465 3 TL5 14 W K HFP No D8-VH into something that looks like: Jan 6, 2025 · The Python regular expression module re supports the spilt() method that can split a string into a list of sub-strings based on the regular expression pattern. Python regex split a string by one of two delimiters. 11ax (Wi-Fi 6)? Don't use split, since it's processing all the ':' and creates a full array, not good for longer strings. ,]', test) ['hello', 'how are you', 'I am fine', 'thank you', ' And you', ''] It's possible to get a similar result using split, but you need to call split once for every character, and you need to iterate over The regex basically searches for 2 types of sequences: either one-or-more consecutive alphanumeric characters Python re. I am trying to split the sentences into a list with each sentence being an element of the list. 3 allows to easily split a text by a regex pattern, but I'm not sure there is a regex solution, therefore I'm open also to (efficient) non regex solutions. See If you want the delimiter to be its "own split", you can use Regex. In short, Python's re module includes a split function for dividing text based on a pattern, to returns a list of strings, each of which represents a chunk of the original text that has been separated by the delimiter. His question was marked as duplicate, whereas the approach here is different than the "duplicate". So, I can use regular expression to make it ['2x','10','5'], but I want to keep the separators, which are the How to split a string with a regex of 2 delimiters, but keep the delimiters in Python? [duplicate] Ask Question You could either, instead of using I am using regex to split a string <book name> by <author name> into book and author names. split('[' + re. Provide details and share your research! But avoid . Hot Network Questions "Immutable backups": an important protection against ransomware or yet another marketing product? This is my version for regexp delimiters. 4. split: line = ' Python regex split a string by one of two delimiters. python regex split string while keeping delimiter with value. 102k 100 100 If you're going to split often using the same delimiters, compile your regular expression beforehand like described and use RegexObject. Splitting an empty string with a specified separator returns ['']. I want to split a long string in Python based on the delimiter '--', but not split if the '--' is immediately proceeded by 'fail'. Python split delimiter issue. sub strings in single quotes may have special characters within (e. split method doesn’t work because it gets rid of the delimiter, where in this case we want to keep the “delimiter”. I think that a regex operation would be the best option because of the constant return of #TYPE Right now I'm getting no output from the print but I'll keep testing for a bit and will return with my result. I want to split it into ['+2x','-10','+5']. split() method is similar to the Python string’s . split() is to define a delimiter to split by. rsplit('delimiter', 1)[-1] would work just the same. Let's say I had a string like this: . The real issue is that the name can be an arbitrary length however, I think it might be possible to use re to split the string after a certain number of space characters (say at least 4, since there will likely always be at least 4 spaces between the end of any name and beginning of Contact phone) but I'm not that good with regex. I have done this with a regular expression, re. List elements may be quoted, unquoted or empty. Let’s consider a scenario where you have a string with multiple delimiters. To split a string without removing the delimiter: Use the If the lookahead succeeds, the semicolon is a delimiter. Splitting a string but keeping the delimiter. I) But problem arises when the book name contains the word "by" (e. Modified 9 years, 8 months ago. Most of solutions (other than for gawk) to I want to split on this delimiter and keep the delimiter? involve a unique regex more complex than simply matching the delimiter. Split string using regular expression in python. |\n|\b and \b] has no sense. Python RegEx Split Multiple Delimiters. split(r'\bby\b', text, 0, re. Split string with regex delimiter in python. Commented Jan 3, 2022 at 19:30. i = i. Similar to RE split multiple arguments | (or) returns none python, I need to split a string on multiple delimiters. *?[. Splitting python string by all delimiters. jww. split() Specify delimiter or regular expression pattern: pat, regex Python re. split(), with first arg as your delimiter. split() method as in the top answer because Python string methods are intuitive and optimized. split(r'[. split(). Python Split string with a string that is on new line. [/balise] Another sentence here. I am trying to get the following output : Can anybody suggest a simple way to split a string based on a regular expression (my actual code is more complicated and does require a regex) without discarding any content? The purpose of re. Python re. So far, we have defined . python: split string after comma and dots. This article explains the following contents. This uses Python's native . Then put the removed delimiter, '--', back on resulting strings in the split array. Splitting comma delimited strings in python. ", "! "or "? "but I want the spaces at the split points to be removed but not the dot, comma or question-mark. However, the book: Mastering Regular Expressions (3rd Edition) provides an in-depth look at precisely how a regex engine goes about its job and culminates with a chapter describing how to write an efficient regex. split() instead can create a huge amount of wasted objects; it is completely not necessary as s. rexp = re. !")) Backslash is to escape the “. I need to keep the delimiter to be followed by the special character because sometimes I can have a not followed by the special char and this one don't have to be splitted. Python/Regex: I'm looking for the most elegant way to split up an HTML string to an array of strings where the delimiter is a script tag. extract(). def split_and_keep_delimiter(input, delimiter): result = list() idx = 0 while delimiter in input: idx = input. Summary: To split a string and keep the delimiters/separators you can use one of the following methods: Use a regex module and the split() method along with \W special Another powerful way to split a string while retaining the delimiters is by using the re. Here’s how you can do it: Say I have this string. If sep is not specified or is None, a different splitting algorithm is applied: runs of consecutive whitespace are regarded as a single separator, and the result will contain no empty strings at the start or end if the string has leading or Since we want our delimiters to be part of our result, we should keep them so, I used both "lookbehind" and "lookahead" assertions in the regex. There may be or may not be spaces before or after a splitting comma. For example, a typical split looks like this: I would like to split on multiple delimiters, yet keep the delimiters as separate elements. search('jvm. Unlike Duncan's solution, which matches the fields rather than the delimiters, this one has no problem with empty fields. in string, if comma present then print the immediate word after comma in python. Splitting on last delimiter in Python string? 39. string input = "plum-pear"; string pattern = "(-)"; string[] substrings = Regex. The official Python community for Reddit! Stay up to date with the latest news, packages, and meta information relating to the Python programming language. python; regex; string; split; Share. split("(\n)", string) doesn't have the expected effect. myresult = "text" + re. The user is expected to enter in an expression such as 125km (a number followed by a unit abbreviation). Thus, I find the better solution (both for readability and performance) is Using the basic string. Regex for splitting a string which contains commas? 4. My code: for line in conf. How to regex split, but keep the split string? 5. Another powerful way to split a string while retaining the delimiters is by using the re. Modified 9 years, Keep comments constructive and related to the post and not choices of individuals. :. Issue using As @Yuval has noted in his answer, and @jamylak commented in his answer, the split and rsplit methods accept a second (optional) parameter maxsplit to avoid making splits beyond what is necessary. Modified 6 years, python regex split string while keeping delimiter with value. split("blahblah``ABC``blahblah") You could first replace the split pattern with a unique delimiter then split on that: You can also then use the speedier Python split since you have converted a regex target to fixed You need to use re. If someone @edzech asked how was it possible to split a string and keep the separators in it. python re. I think this is a useful thing to do an an initial step of parsing any kind of formula, and I suspect there is a nice Python solution. args looks like this: In pandas, you can split a string column into multiple columns using delimiters or regular expression patterns by the string methods str. And this one You need to put your expression into a group for re. split doesn’t apply to this problem is because there actually is no delimiter; rather, there are consistent patterns repeated I need to find a regular expression to extract the Description, and have tried many kinds, but I haven't been able to find the solution. I'm trying to split a string using a variety of characters as delimiters and also keep those delimiters in their own array index. In brief, for <abc>d<e><f>ghi<j>, we want: Finally, we split column "out" into multiple columns by using all remaining pipe delimiters in str. For example, I would like to keep any occurences of . I already read Splitting a string with multiple delimiters in Python, Python: Split string with multiple delimiters, and Python: How to get multiple elements inside square brackets. – Adrian Z. Just that one is also recommending a regex which is clearly not as effective. For example say I want to split the string: I'm trying tokenize some code and would like to keep the delimiter when I split a string. Viewed 822 times Python regex split a string by one of two delimiters. The string has this pattern: Firstname, Lastname Email The list of delimiters has this: [', ',' '] taken out of the pattern. 2. split(): how to save some of the delimiters (instead of all the delimiter by using bracket) 1 re. I'd like to split the string to get a list like this ['Firstname', 'Lastname', 'Email'] For a better understanding of my problem, this is what I'm trying to achieve: You can't use a regular expression here, because SQL syntax does not form regular patterns you could match with the Python re engine. So you need to remove | from the character class or otherwise it would do splitting according to the pipe character also. rpartition() gives you 3 strings, every time, guaranteed, but the second and third could be empty strings, and so s. split), but it's been a while since I've been using regular expressions. rpartition(',')[-1] or s would give you the last element or the original. The function accepts a delimiter as its argument and returns a list made by splitting the string at every occurrence of the delimiter. Learn how to split a string based on a regular expression pattern in Python using the re module's re. split(p, 'This is a test? I'd like to split a string with delimiters which are in a list. If there's a problem with your post, reposting it may lead to an automatic question ban. I need them, the script has to know if I want to turn off or on a light, and not only which light is. Split string and still keep the delimiter. This question Conditional regular expression to split on commas. , (, ), ;, ~. pattern: The regular expression (pattern) that we want to use to split the string. edit. Modified 3 years ago. split() keep portions of delimiter as part of first string and other as part of second, etc. We learned about this python split regex and how do you split a delimiter in regex. Python split a string using regex. python regex split Python regex: split by repeated punctuation marks. split() keeps the delimiter; Why grouping parenthesis in regex makes the difference; note: I am new to python and regex. I have the following use case, where I need a split function that splits input strings such that either single-quoted or double-quoted substrings are preserved, with the ability to split text but keep the delimiter at end of sentence with regex. nnddd9999999999ddnn. you should just split the string by semicolon and grab the fourth element of the splitthat's the whole point of a delimited file - you don't need complex pattern matching. Most seem Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I've looked for regex solutions, evaluating also the inverse problem (match multi-character delimiter unless inside quotes), since the re. Hot Network Questions In general relativity, how do we know when the coordinates we compute are physical observables? How to use re. 5. world. split('a') ['', '', '', ''] What is the most straightforward way to collapse consecutive delimiters? I know I could just remove empty strings from the result list: The efficiency of any given regex/target string combination is best measured directly by benchmarking. I am trying to split a string using a regular expression (re. split("([ABS])", "11A4B") #['11', 'A', '4', 'B', ''] And can play around to have the wanted solution but I wonder if there is a pure regex solution? Split a string with multiple delimiters, and keep *some* of the delimiters, but not all. Improve this question. split () with an example. However, I can't seem to split my string at the delimiters ] and [. python - splitting a string without removing delimiters Split string and still keep the delimiter. You may have already made the connection between the two; the separator can be considered the delimiter for the resulting Splitting the delimiters as separate list items; Split a string without removing the delimiter using a for loop # Split a string without removing the delimiter in Python. rx_comma = re. workclass: Private, Self-emp-not-inc, Self-emp-inc, Federal-gov, Local-gov, @roy650: No, rsplit() will not fail, and using s. split; it will treat global and non global regexp with no difference. Also there has to be a python option to do the standard operation of . split command of Python 3. ;])") ss = re. Split(delimiter); for(int i=0;i<result. But split at the equals first, then splitting at the rightmost comma, to make a single list of left and right strings. I can do with split from re (putting parenthesis on the delimiter pattern returns also the delimiter used): re. Ask Question Asked 1 year, 9 months How to split file into chunks by string delimiter in Python. Ask Question Asked 3 years, 11 months ago. split() method. compile(r"([`]{1,})ABC\1") rexp. Ask Question Asked 6 years, 10 months ago. I've used next to find the appropriate delimiter, but there are plenty of things you can swap that out I have some data in a file which is several sentences strung together. As I have answered in HTML-and-regex questions here so many times before, the use of regex will not allow you to consume HTML. See code snippets, output, and explanations for each case. This is what a regex for URLs looks like: I'm trying to split a string on newline characters (catering for Windows, OS X, and Unix text file newline characters). split to split expression and keep delimeters/with brackets involved Split text in Pandas and keep the delimiter. strip() to trim the white space off the results, if there is any. And from the comments, you've added the requirement that the delimiters string is not to be touched. python; regex; split; Share. strip(). append(input[0:idx+len(delimiter)]) input = The re. Also I have 2 and more delimiters: delim1,delim2 which are equivalent in meaning; And I want to get string array like this: arr[0]="subsctring1"; arr[1]="delim1 subsctring2"; or, For more details, see the official documentation on splitlines. [balise]Special Word. Split string by comma and space or space. I would like to split a series that has multiple values with file paths and jar file as a delimitator. Once this book is digested, one will never The function you're after is . There are actually more delimiting patterns and they are more complex but let's keep it simple and limit them to 2 characters - # and *: I am trying to split a string that represents a simple mathematical equation over +, -, << and >> while keeping the symbol. But i found that this way is not effective, so I would like to ask for help by using regex – Use re. The method scans the input string from left to right and as it finds the delimiter, Putting a title on this was hard so hopefully I can do a better job of explaining it here. How to split a string and keep the separators in it. index(delimiter); result. first_split = input. See examples of splitting on multiple delimiters, limiting the Learn how to use the split() method to split a string by delimiter, line break, regular expression, and more in Python. Note that s. A simple regular expression to split text after one of a number of single characters and keep those characters, for example, to split text by punctuation When using re. split(" and |[^a-zA-Z ]+",text) Note: writing [;|\. Note that the above question was from 2012, so . 9. What we need to do then, is to process the input string and convert it into a proper regex that can be used by split(). Split a string but keep the delimiter in the same resulting substring in Python. split() to split by spaces, commas, and periods, but not in cases like 1,000 or 1. 7,483 4 4 gold badges 18 18 silver badges 38 38 bronze badges. substringBefore() which is index based. split(r"text", a) How to split string with Regex. Split When you want to split a string by a specific delimiter like: __ or | or , etc. Ask Question Asked 9 years, 2 months ago. Follow edited Dec 31, 2018 at 5:54. In Python, how do I split a string and keep the separators? – AR5HAM. A character class is as a bag where you put disordered single characters, you can't put a word (ordered characters), you can't put an assertion as a word boundary. I am creating a metric measurement converter. . split. (Not even the last one: unlike many other split implementations, Python's At first, I try to do simple string. Length-1;i++) { result[i] += delimiter; //this one would add the delimiter to each items end except the last item, //you can modify it however you want } } string[] res a very green python user here, so go easy on me and the docs haven't helped me understand what I'm missing. split() and str. split(), use re. 4. split("(\. How to split a Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company What is the regular expression to validate a comma delimited list like this one: 12365, 45236, 458, 1, 99996332, . findall() with a regular expression that matches the number with an optional plus or minus prefix. The following will use one or more occurrences of since you want to obtain words try to use a negative character class: items = re. Python String Split on pattern without removing I am using this code, which I picked up from the 'net somewhere, to split a line of text into "words": def SplitStringIntoWords(inputString, delimiters=' \t,'): words = re. Split on newline, but not space-newline Splitting string on several delimiters without considering new line. Modified 1 year, In Python, how do I split a string and keep the I would like to split a string, with multiple delimiters, but keep the delimiters in the resulting list. split() and Delimiters. split(string_to_split) Explanation of the regexp: Match , that: Is NOT followed by: A list of characters ending with ), where: A list of characters between , and ) does not contain (It will not work in case of nested parentheses, like a,b(c,d(e,f)). zip_longest ensures an odd pairing works out by returning None for the second element, which is converted to an empty string if present. The re. Here's how: How to Split a String from substrings regex patterns with placeholders and keeping the delimiter. findall with regex . split() is the general case solution. split('[?. If you want to become a regular expression master too, check out the most comprehensive Python regex course on the planet: Categories Python, Python Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company how to split a string at positions before a character? split a string before 'a' input: "fffagggahhh" output: ["fff", "aggg", "ahhh"] the obvious way doesn't work If you want to split a string based on multiple delimiters, as in your example, you're going to need to use the re module despite your bizarre objections, like this: >>> re. Viewed 279 times 1 . Regex to split on new For this example : input_text = "This is a sentence. The delimiters can be 'D', 'M' or 'Y' For example: First of all the question is tagged with Python and regex but it is not really tied to those - an answer can be high level. Split string by comma unless followed by a space or a '+' 1. I want: "--conf example1 --conf curl --fail exception --env example2" After the split, become: Regex is not a tool that can be used to correctly parse HTML. The main problem with the accepted shlex approach is that it does not ignore escape characters outside quoted substrings, and gives slightly unexpected results in some corner cases. But when I split on a period followed by a space I lose the period in all the elements of my list (except the last one). Splitting a string with brackets using regular expression in python. python - splitting a string without removing delimiters Split a string but keep the delimiter in the same resulting substring in Python. --- If you have questions or are new to Python use r/LearnPython Python regex split a string by one of two delimiters. string: The original string to be split. split(DELIMITER, COUNT) cleared some unnecessary values is a special case, which in Python means "split on one or more whitespace chars". import re print(re. It has same interface with String. Extracting multiple occurrences between 2 delimiters in a line. split() to preserve it. readlines(): if re. The Ruby and Python I have here works. , string = u'hey, nice to meet you! python split strings with multi-delimiter and keep those delimiters python--fast way. Commented Split string with regex delimiter in python. The strings can be comma separated or space separated. '/,' as shown above) Python regular expression split() string. Split with delimiter or regular expression pattern: str. Follow asked Jan 21, 2015 at 18:05. with no parameters happening to match your use case, you can use regex to match the delimiter. 1,069 2 2 gold badges 10 10 silver badges 23 23 bronze badges. This approach makes the split method's treatment of delimiters a null point. I begin with this: text = "This sentence. Ask Question Asked 13 years, 4 months ago. split in python but keep the splitting expression? [duplicate] Ask Question Python RE library String Split but keep the delimiters/separators as part of the next but I want to keep the text I used in the regex, so finally I have as result ['Example ', 'text 123'] I can do that by. Split and keep all separators? I have a string:"substring1 delimeter1 substring2", where delimeter+substring2 is a part of address. split() doesn't keep the delimiter; Why re. Here's a way to join the pairs up after a split. rsplit(" ", 1) python; regex; split; or ask your own question. Modified 9 years, python; regex; string; I need to split a string using python but only on the first instance of the delimiter in the string. split() method from the regex library. Instead, I think the people here are just simply asking you to post an example of the code that doesn't work, so that it can help them tailor a solution for you that builds on what you already know instead of guessing what you know and Is there any JDK way to split the string using a delimiter regex but also keep the delimiters? java; regex; Share. Ask Question Asked 3 years ago. :]', ip) Inside a character class | matches a literal | symbol and note that [. (ii) Using a list comprehension. (A) or like this: ''0000aaa0000'' (B) I would like to be able to split those strings with multiple delimiters, but keep the strings "intact" like this: string A would become: @AndreasJohansson - Don't repost. Python regex split but retain certain characters for A comment said you must use the pattern p. I wonder is the best solution to split on all spaces and then find those that end with dot, comma or question Split string with multiple delimiters in Python replaces the triggers. However, if you need to split a string using a pattern (e. Viewed 17k times regular expression to extract multiline line from a file in Python. Regex split but keep delimiter returning different than expected value. Python regular expression split by multiple delimiters. Python regex split on plus or minus and keep character. Javascript and RegEx: Split and keep delimiter. 7. But I have an issue, here is my Regex ( *\s*[a-z]+) and here is string Attribute Information: Listing of attributes: >50K, age: continuous. " python; string; split; delimiter; Share. !\?]; the lazy quantifier *? makes sure each pattern matches up to the specific delimiter you want to match on: import re s = """You! Are Python split () is a built-in method that splits a string into substrings based on the given delimiter. Modified 3 years, 9 months ago. I have been using re. " I want to split this string with [balise] as start delimiter & [/balise] as end delimiter, but also i want to keep (if possible) the delimiters with the word between them. import re content = re. split() I know how to keep delimiter in split results, is to use capturing groups. Ask Question Asked 2 years, 7 months ago. Modified 3 years, 11 months ago. compile(r",(?![^(]*\))") result = rx_comma. Method 2: Regular Expression Approach. ⭐Summary: To split a string and keep the delimiters/separators, you can use one of the following methods: (i) Using the regex package and its functions. Below is an example. Follow edited Jul 17, 2020 at 6:04. e. prototype. split() and delimiters. " __ "and "__"), then using the built-in re module might be useful. input = "bob=whatever,king=kong,banana=herb,good,yellow,thorn=hurts" will at first split become . You'd have to actually parse the string into a token stream or syntax tree; your SUM() can contain a wide array of syntax, including sub-selects, after all. import re from itertools import zip_longest p = re. g. "+2x-10+5". 50 The task is to split a string with muti-delimiters but needs to save the delimiters, i. Your regular expression is incorrect. Ask Question Asked 1 year, 4 months ago. You can use re. I suppose my 3 steps could be combined to fewer steps (first enclose 3rd pipe in double quotes if the pipe matches a pattern that disqualifies it as delimiter, then replace the disqualified pipe with a hyphen, then split the text/column). Split a string with multiple delimiters, and keep *some* of the delimiters, but not all. split because I want to keep the delimiter. split("[") and keep looping over the string to split with the other characters. Example implementation in Perl Also, this may not be the best approach if you have very long files you're reading in. python - splitting a string without removing delimiters. See @Hackaholic's approach to use an index. The first regex states that, the delimiter should either be a comma, semi-colon or a space optionally followed by spaces. Hot Network Questions Existence of gap when the first energy level has an infinite degeneracy How can I check whether my Mac supports 802. It contains both names and phone numbers in a Why string. Asking for help, clarification, or responding to other answers. Here’s how you can do it: a = Let’s understand how to use re. :] matches a dot or colon (| won't do the orring here). ttbo iwjzqtuy yujkq uixig vrghkw xgkmn izgky gzudsm vjpesd frnbtw

Python regex split keep delimiter. split() to preserve it.