How to match a substring in a string ignoring case

Question

I m looking for ignore case string comparison in Python   I tried with   if line find  mandy    gt   0    but no success for ignore case  I need to find a set of words in a given text file  I am reading the file line by line  The word on a line can be mandy  Mandy  MANDY  etc   I don t want to use toupper tolower  etc     I m looking for the Python equivalent of the Perl code below   if   line    Mandy Pande  i

User · Answer

a    MandY  alow   a lower   if  mandy  in alow      print  true    work around

User · Answer

You can use in operator in conjunction with lower method of strings  if  quot mandy quot  in line lower

User · Answer

There s another post here  Try looking at this   BTW  you re looking for the  lower   method   string1    hi  string2    HI  if string1 lower      string2 lower        print  Equals   else      print  Different

User · Answer

See this   In  14   re match  mandy    MaNdY   re IGNORECASE  Out 14    lt  sre SRE Match object at 0x23a08b8 gt

User · Answer

Try   if haystackstr lower   find needlestr lower       -1      True

User · Answer

you can also use  s lower   in str lower

User · Answer

import re if re search    i Mandy Pande    line

User · Answer

If you don t want to use str lower    you can use a regular expression   import re  if re search  mandy    Mandy Pande   re IGNORECASE         Is True

[python] How to match a substring in a string, ignoring case

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