All Questions
27 questions
0
votes
2
answers
50
views
Replace a certain part of the string which matches a pattern in python 2.7 and save in the same file
I am trying to achieve something of this sort
My input file has this kind of entries
art.range.field = 100
art.net.cap = 200
art.net.ht = 1000
art.net.dep = 8000
I am trying to match the pattern like ...
- 37
-2
votes
2
answers
220
views
Replace only the first character that appears in every line using regex [duplicate]
I have a string like this one:
AAA;BBB;CCC
DDD;EEE;FFF
AAA;PPP;GGG
And I would like to transform it to something like this:
AAA.BBB;CCC
DDD.EEE;FFF
AAA.PPP;GGG
With this regex, I can take the first ...
- 502
7
votes
1
answer
4k
views
How to remove duplicate phrases in Python?
Suppose I have a string such as
'I hate *some* kinds of duplicate. This string has a duplicate phrase, duplicate phrase.'
I want to remove the second occurrence of duplicate phrase without removing ...
- 17k
0
votes
1
answer
235
views
Ansible replace module regexp starting with '$'
I'm trying to use replace module from Ansible, and I don't know how to match some string using regexp.
I'm trying to match a string starting with the character $ but ansible keeps saying that he ...
- 349
2
votes
1
answer
3k
views
pandas convert numbers to words in every rows and one specific column
UPDATE
df = pd.DataFrame(np.random.randint(0,100,size=(100, 4)), columns=list('ABCD'))
df.iloc[:,3].replace(r'(?<!\S)\d+(?!\S)', lambda x: p.number_to_words(x.group()), regex=True, inplace=True)
...
- 1,596
1
vote
1
answer
54
views
Need to find 2 strings using regex with multiple lines of text between them and insert replacement text
I need perform a regular expression find and replace, many times in a large html file.
The first string to find is the following:
(?-i)(<p class=.+\r\n.+)([\d]{2}/[\d]{2}/[\d]{4})(((.+\r\n)+?)(.+&...
- 769
2
votes
1
answer
471
views
Strict regex in Pandas replace
I need to write a strict regular expression to replace certain values in my pandas dataframe. This is an issue that was raised after solving the question that I posted here.
The issue is that the ....
- 1,754
17
votes
2
answers
19k
views
Check for words from list and remove those words in pandas dataframe column
I have a list as follows,
remove_words = ['abc', 'deff', 'pls']
The following is the data frame which I am having with column name 'string'
data['string']
0 abc stack overflow
1 abc123
2 ...
- 2,015
1
vote
1
answer
294
views
separating letters and non alphabetic characters from a non-English text in Python
I am scraping a Portuguese website in Python 2.7, and I want to separate Latin words and numbers which are between parentheses. Each text looks like:
text = 'Obras de revisão e recuperação (45453000-...
- 1,070
2
votes
2
answers
2k
views
Replace all hex encodings in a python string with equivalent ascii values
I have a string that contains hex values inside brackets. I need to find all those strings and replace them with the decoded values.
Example input: MainDir[0x2f]SubDir[0x2f]Hello[0x2d]world[0x2e]txt
...
- 3,523
1
vote
3
answers
1k
views
Using re.sub() to replace some part of a string
background
I'm trying to use re to replace some value in a string. Essentially, replace the first detected int (in a specific pattern) with 1.
Examples:
{1} -> {1}
{2} -> {1}
{3,} ...
- 5,281
-1
votes
4
answers
2k
views
Python: Replace all substring occurrences with regular expressions
I would like to replace all substring occurrences with regular expressions. The original sentences would be like:
mystring = "Carl's house is big. He is asking 1M for that(the house)."
Now let's ...
- 241
0
votes
1
answer
65
views
How to replace all matched (regex) back to the list to remove them without TypeError: expected a string or other character buffer object
My file has differents urls:
www.example.com
www.example.com/validagain
www.example.com/search?q=jsdajasj;kdas --> trying to get rid off
www.example.com/anothervalid
I was able to isolate the /...
- 71
3
votes
1
answer
1k
views
Regex - match a pattern (from capture) before a capture group
I have to match text with this scheme:
capture [\w-/]* which are not ['] (\1)
capture [']+ which follow (\2)
and replace \2\1\2 with \1
Example:
my input text is: l''''text'''
the right output is: l'...
0
votes
1
answer
54
views
regular expression replace (if pattern found replace symbol for symbol)
I have several lines of text (RNA sequence), I want to make a matrix regarding conservation of characters, because they are aligned according similarity.
But I have several gaps (-) which actually ...
- 39