string.find rather than slices, == [] removal and second open_file argument removal

utils.py

 # Utility functions
 # Copyright (C) 2000, 2001  James Troup <james@nocrew.org>
-# $Id: utils.py,v 1.34 2001-09-27 01:24:15 troup Exp $
+# $Id: utils.py,v 1.35 2001-11-04 22:33:22 troup Exp $
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -29,6 +29,7 @@ re_issource = re.compile (r"(.+)_(.+?)\.(orig\.tar\.gz|diff\.gz|tar\.gz|dsc)");
 
 re_single_line_field = re.compile(r"^(\S*)\s*:\s*(.*)");
 re_multi_line_field = re.compile(r"^\s(.*)");
+re_taint_free = re.compile(r"^[-+\.\w]+$");
 
 re_parse_maintainer = re.compile(r"^\s*(\S.*\S)\s*\<([^\> \t]+)\>");
 
@@ -140,12 +141,12 @@ def extract_component_from_section(section):
 #   "-----BEGIN PGP SIGNATURE-----".
 
 def parse_changes(filename, dsc_whitespace_rules):
-    changes_in = open_file(filename,'r');
+    changes_in = open_file(filename);
     error = "";
     changes = {};
     lines = changes_in.readlines();
 
-    if lines == []:
+    if not lines:
 	raise changes_parse_error_exc, "[Empty changes file]";
 
     # Reindex by line number so we can easily verify the format of
@@ -169,13 +170,13 @@ def parse_changes(filename, dsc_whitespace_rules):
                 if index > max(indices):
                     raise invalid_dsc_format_exc, index;
                 line = indexed_lines[index];
-                if line[:24] != "-----BEGIN PGP SIGNATURE":
+                if string.find(line, "-----BEGIN PGP SIGNATURE") != 0:
                     raise invalid_dsc_format_exc, index;
                 inside_signature = 0;
                 break;
-        if line[:24] == "-----BEGIN PGP SIGNATURE":
+        if string.find(line, "-----BEGIN PGP SIGNATURE") == 0:
             break;
-        if line[:29] == "-----BEGIN PGP SIGNED MESSAGE":
+        if string.find(line, "-----BEGIN PGP SIGNED MESSAGE") == 0:
             if dsc_whitespace_rules:
                 inside_signature = 1;
                 while index < max(indices) and line != "":

ziyi

@@ -3,7 +3,7 @@
 # Create all the Release files
 
 # Copyright (C) 2001  Anthony Towns <ajt@debian.org>
-# $Id: ziyi,v 1.8 2001-09-27 01:22:51 troup Exp $
+# $Id: ziyi,v 1.9 2001-11-04 22:33:22 troup Exp $
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -60,7 +60,7 @@ def print_md5_files (tree, files):
     path = Cnf["Dir::RootDir"] + tree + "/"
     for name in files:
         try:
-            file_handle = utils.open_file(path + name, "r")
+            file_handle = utils.open_file(path + name)
         except utils.cant_open_exc:
             print "ALERT: Couldn't open " + path + name
         else:
@@ -74,7 +74,7 @@ def print_sha1_files (tree, files):
     path = Cnf["Dir::RootDir"] + tree + "/"
     for name in files:
         try:
-            file_handle = utils.open_file(path + name, "r")
+            file_handle = utils.open_file(path + name)
         except utils.cant_open_exc:
             print "ALERT: Couldn't open " + path + name
         else:
@@ -109,7 +109,7 @@ def main ():
     if Options["Help"]:
 	usage();
 
-    if suites == []:
+    if not suites:
         suites = Cnf.SubTree("Suite").List()
 
     def real_arch(x):
@@ -143,7 +143,7 @@ def main ():
 	nonus = 1
 	if components != []:
 	    for c in components:
-	        if c[:7] != "non-US/":
+	        if string.find(c, "non-US/") != 0:
 		    nonus = 0
 	else:
 	    nonus = 0