Re: Extract lines from file, add to new files

Rich Shepard <rshepard@appl-ecosys.com> writes:

separate names and email addresses

  (Warning: execution of the following script will overwrite
  [DELETE!] files opened with 'w'!)

# create source
data = '''Calvin\ncalvin@example.com\nHobbs\nhobbs@some.com
Nancy\nnancy@herown.com\nSluggo\nsluggo@another.com'''
fn = "data20240111192219+0100"
with open( fn, "w" )as sink: print( data, file=sink )

# split source into two files
with open( fn )as source: file = source.read()
lines = file.split( '\n' )[ :-1 ]
with open( 'salutation.txt', 'w' )as f: print( lines[ 0::2 ], file=f )
with open( 'emails.txt', 'w' )as f: print( lines[ 1::2 ], file=f )

# show the two result files
with open( 'salutation.txt' )as file: print( file.read() )
with open( 'emails.txt' )as file: print( file.read() )