python compiler

1 files changed, 68 insertions, 0 deletions

diff --git a/py-compile b/py-compile
new file mode 100755
index 000000000..b60649de6
--- /dev/null
+++ b/py-compile
@@ -0,0 +1,68 @@
+#!/bin/sh
+# called as "py-compile [--basedir DIR] PY_FILES ...
+
+if [ -z "$PYTHON" ]; then
+  PYTHON=python
+fi
+
+basedir=
+
+case "$1" in
+    --basedir)
+	basedir=$2
+	shift 2
+	;;
+    --help)
+	echo "Usage: py-compile [--basedir DIR] PY_FILES ..."
+	echo "Byte compile some python scripts.  This should be performed"
+	echo "after they have been moved to the final installation location"
+	exit 0
+	;;
+    --version)
+	echo "py-compile version 0.0"
+	exit 0
+	;;
+esac
+
+if [ $# = 0 ]; then
+    echo "No files given to $0" 1>&2
+    exit 1
+fi
+
+# if basedir was given, then it should be prepended to filenames before
+# byte compilation.
+if [ -z "$basedir" ]; then
+    trans="path = file"
+else
+    trans="path = os.path.join('$basedir', file)"
+fi
+
+$PYTHON -c "
+import sys, os, string, py_compile
+
+files = '''$*'''
+print 'Byte-compiling python modules...'
+for file in string.split(files):
+    $trans
+    if not os.path.exists(path) or not (len(path) >= 3 and path[-3:] == '.py'):
+	continue
+    print file,
+    sys.stdout.flush()
+    py_compile.compile(path)
+print" || exit $?
+
+# this will fail for python < 1.5, but that doesn't matter ...
+$PYTHON -O -c "
+import sys, os, string, py_compile
+
+files = '''$*'''
+print 'Byte-compiling python modules (optimised versions) ...'
+for file in string.split(files):
+    $trans
+    if not os.path.exists(path) or not (len(path) >= 3 and path[-3:] == '.py'):
+	continue
+    print file,
+    sys.stdout.flush()
+    py_compile.compile(path)
+print" 2>/dev/null || :
+