# HG changeset patch
# User Paul Boddie <paul@boddie.org.uk>
# Date 1225144169 -3600
# Node ID 690d2f3d3bd3f249274b162d5a2eb2228b936fbe
# Parent  0ac9701862dff6315aab8d9ac9e1c9a94b0c3ed0
Changed the script to use more widely available Python features.
Put the main program in a function to permit easier program invocation.

diff -r 0ac9701862df -r 690d2f3d3bd3 astgrep.py
--- a/astgrep.py	Mon Oct 27 20:47:35 2008 +0100
+++ b/astgrep.py	Mon Oct 27 22:49:29 2008 +0100
@@ -22,6 +22,7 @@
 
 import compiler
 import os
+import linecache
 
 __version__ = "0.1"
 
@@ -108,11 +109,13 @@
 
 # Main program.
 
-if __name__ == "__main__":
+def run_command():
+
+    "The functionality of the main program."
+
     import sys
     import cmdsyntax
     import re
-    import linecache
 
     # Match command arguments.
 
@@ -166,4 +169,7 @@
 
         print format % tuple(output)
 
+if __name__ == "__main__":
+    run_command()
+
 # vim: tabstop=4 expandtab shiftwidth=4
diff -r 0ac9701862df -r 690d2f3d3bd3 scripts/astgrep
--- a/scripts/astgrep	Mon Oct 27 20:47:35 2008 +0100
+++ b/scripts/astgrep	Mon Oct 27 22:49:29 2008 +0100
@@ -1,3 +1,7 @@
 #!/bin/sh
 
-python -m astgrep $*
+# Python 2.4 and later:
+#python -m astgrep $*
+
+# Python 2.0 and later:
+python -c "import astgrep; astgrep.run_command()" $*