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Full Discussion: adding text to a file between lines
Top Forums Shell Programming and Scripting adding text to a file between lines Post 302091843 by ghostdog74 on Thursday 5th of October 2006 11:03:25 AM
Old 10-05-2006
Alternative in Python:

Code:
#!/usr/bin/python
data = open("file").readlines()
data.insert(1,'inserted line\n')
print ''.join(data)

Output:
Code:
first line
inserted line
second line
third line

 

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LEARN ABOUT DEBIAN

cython

CYTHON(1)							   User Commands							 CYTHON(1)

NAME

       Cython - compile Cython code (.pyx) into C to build a Python extension

SYNOPSIS

       cython [options] sourcefile.{pyx,py} ...

DESCRIPTION

       Cython (http://cython.org) is a compiler for code written in the Cython language.  Cython is based on Pyrex by Greg Ewing.

OPTIONS

       -V, --version
	      Display version number of cython compiler

       -l, --create-listing
	      Write error messages to a listing file

       -I, --include-dir <directory>
	      Search for include files in named directory (multiple include directories are allowed).

       -o, --output-file <filename>
	      Specify name of generated C file

       -t, --timestamps
	      Only compile newer source files

       -f, --force
	      Compile all source files (overrides implied -t)

       -q, --quiet
	      Don't print module names in recursive mode

       -v, --verbose
	      Be verbose, print file names on multiple compilation

       -p, --embed-positions
	      If specified, the positions in Cython files of each function definition is embedded in its docstring.

       --cleanup <level>
	      Release interned objects on python exit, for memory debugging.  Level indicates aggressiveness, default 0 releases nothing.

       -w, --working <directory>
	      Sets the working directory for Cython (the directory modules are searched from)

       --gdb  Output debug information for cygdb

       -D, --no-docstrings
	      Strip docstrings from the compiled module.

       -a, --annotate
	      Produce a colorized HTML version of the source.

       --line-directives
	      Produce #line directives pointing to the .pyx source

       --cplus
	      Output a C++ rather than C file.

       --embed[=<method_name>]
	      Generate a main() function that embeds the Python interpreter.

       -2     Compile based on Python-2 syntax and code semantics.

       -3     Compile based on Python-3 syntax and code semantics.

       --fast-fail
	      Abort the compilation on the first error

       --warning-error, -Werror
	      Make all warnings into errors

       --warning-extra, -Wextra
	      Enable extra warnings

       -X, --directive <name>=<value>[,<name=value,...] Overrides a compiler directive

Cython version 0.15.1						   January 2012 							 CYTHON(1)
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