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Thread: Regex replace in SQLite3 database
Post: Regex replace in SQLite3 database
| Can someone help me with the basic structure of a Python program to do a regex replace in a SQLite3 database? |
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WJSwan |
General Coding Help |
1 |
796 |
Dec-04-2023, 07:17 AM |
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Thread: <b> followed by <b> before closing</b>
Post: <b> followed by <b> before closing</b>
| I am trying to edit some HTML text in Python. I have an HTML file where there are sometimes a <b> tag (Bold) and before it is closed with a </b> there is another <b>, eg:
<RF>... |
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WJSwan |
General Coding Help |
1 |
778 |
Mar-20-2023, 01:12 PM |
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Thread: Non-greedy regex
Post: Non-greedy regex
| I am struggling to correctly set up a non-greedy regex to correct the following:
<a href=’tw://bible.*?id=1.2.7>Gen 2:7; <a href=’tw://bible.*?id=1.2.17>Gen 2:17; 5:29
Must become:
<a... |
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WJSwan |
General Coding Help |
1 |
913 |
Mar-07-2023, 07:57 AM |
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Thread: use of escape character in re.sub and find
Post: use of escape character in re.sub and find
| Where can I find documentation so that I can learn how to use escape characters in re.sub and with find method correctly?
I tend to find that I always do this by trial and error. I am never sure when... |
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WJSwan |
General Coding Help |
1 |
910 |
Feb-16-2023, 04:48 AM |
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Thread: using re.search
Post: RE: using re.search
| Thank you, much appreciated. |
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WJSwan |
General Coding Help |
3 |
1,036 |
Feb-14-2023, 10:35 AM |
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Thread: using re.search
Post: using re.search
| If I use the re.search method:
pattern = r"\\f (.+)\\fr(.+)\\fk(.+)\\ft(.+)\\\+xt(.+)\\\+xt\*(.+)\\f\*"
fnote=re.search(pattern, irec)
print(fnote)I get:
<re.Match object; span=(... |
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WJSwan |
General Coding Help |
3 |
1,036 |
Feb-14-2023, 07:05 AM |
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Thread: Replace with upper(string)
Post: RE: Replace with upper(string)
| (Feb-10-2023, 06:37 AM)deanhystad Wrote: Need to modify the pattern to not be greedy.
https://docs.python.org/3/howto/regex.ht...non-greedy
Thank you for this. It works like a charm |
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WJSwan |
General Coding Help |
7 |
1,586 |
Feb-10-2023, 10:28 AM |
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Thread: Replace with upper(string)
Post: RE: Replace with upper(string)
| I played around myself and found that this works:
text = r"Here is a \nd Word\nd* that is in upper case and \nd another\nd* one of them"
def MakeUpper(text):
ttxt=""
while True:
nd=... |
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WJSwan |
General Coding Help |
7 |
1,586 |
Feb-10-2023, 10:17 AM |
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Thread: Replace with upper(string)
Post: RE: Replace with upper(string)
| Thank you deanhystad,
There is just one small shortcoming (I admit I did not mention it!) in that if the \nd...\nd* string appears more than once, it messes it up:
import re
test_str = r"Here is a ... |
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WJSwan |
General Coding Help |
7 |
1,586 |
Feb-10-2023, 06:14 AM |
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Thread: Replace with upper(string)
Post: Replace with upper(string)
| I need to find all strings like this: \nd string \nd*
where string is any alphabetic string, eg. [A-z]+
I then need to replace it by upper(string)
For instance: "Here is a \nd Word \nd* in upper ... |
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WJSwan |
General Coding Help |
7 |
1,586 |
Feb-08-2023, 05:25 AM |
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Thread: Regex pattern match
Post: RE: Regex pattern match
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WJSwan |
General Coding Help |
2 |
1,254 |
Feb-07-2023, 04:52 AM |
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Thread: Regex pattern match
Post: Regex pattern match
| I am trying to match all characters between "\x" and "\xk" for instance: in the string "\x - \xo 2:2 \xk".
I set my pattern as:
pattern = "\\x.+\\xk"
replaceWith = "<b>"
irec=re.sub(pattern, ... |
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WJSwan |
General Coding Help |
2 |
1,254 |
Feb-06-2023, 12:11 PM |
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Thread: Replace based on values in a file
Post: RE: Replace based on values in a file
| Here is what I tried, but it does not seem to work.
# Convert
import codecs
import re
def FixXrefs(xref):
global bookname
global bookno
lg.write("----- Entered function\n")
ins... |
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WJSwan |
Homework |
2 |
1,511 |
Jan-30-2023, 09:00 AM |
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Thread: Replace based on values in a file
Post: Replace based on values in a file
| I have a file containing records with 4 values, eg:
1,Genesis,Gen,Gen
2,Eksodus,Eks,Exo
3,Levitikus,Lev,Lev
4,Numeri,Num,Num
5,Deuteronomium,Deut,Deu
6,Josua,Jos,Jos
7,Rigters,Rig,Jdg
8,Rut,Rut,Rth
9,... |
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WJSwan |
Homework |
2 |
1,511 |
Jan-30-2023, 05:45 AM |
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Thread: Error when using FIND
Post: Error when using FIND
| I am trying to find a string in a text file and get an error on the first find statement.
xrefstart=irec.find("\x - \xo ")
if xrefstart > 0:
#find the \xt ... |
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WJSwan |
General Coding Help |
2 |
897 |
Jan-27-2023, 05:36 AM |
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Thread: String replacement in DB
Post: String replacement in DB
| I have two SQLite3 databases each with one table:
Database: MyModule.db has a table "content"
CREATE TABLE "content" (
"topic_id" integer,
"data" BLOB,
"data2" blob,
PRIMARY... |
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WJSwan |
General Coding Help |
0 |
752 |
Dec-28-2022, 05:31 AM |
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Thread: QlistWidget - item already exists
Post: RE: QlistWidget - item already exists
| I managed to get it done. |
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WJSwan |
General Coding Help |
1 |
2,031 |
Jul-08-2020, 08:16 AM |
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Thread: QlistWidget - item already exists
Post: QlistWidget - item already exists
| In a QListWidget, how do I check if a specific item already exists? It needs to match exactly.
I do not understand how to use MatchFlags correctly. |
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WJSwan |
General Coding Help |
1 |
2,031 |
Jul-07-2020, 02:40 PM |
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Thread: Validating user input
Post: Validating user input
| I am new to Python and do not know how to do the following:
I have an input statement asking the user to enter 4 values. I then validate these values and if anyone fails the validation, I need the us... |
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WJSwan |
General Coding Help |
2 |
2,125 |
Jul-06-2020, 07:03 AM |
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Thread: Limiting valid values for a variable in a class
Post: RE: Limiting valid values for a variable in a clas...
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WJSwan |
General Coding Help |
5 |
3,622 |
Jul-06-2020, 06:52 AM |
