using main.py is now only 50% slower than using main.cc

config.cc

@@ -45,7 +45,6 @@ config_t::config_t()
   use_cache	     = false;
   cache_dirty        = false;
   sort_order         = NULL;
-  output_stream      = NULL;
 }
 
 static void
@@ -219,11 +218,6 @@ void config_t::process_options(const std::string&     command,
 						pricing_leeway,
 						cache_dirty);
 
-  // Configure the output stream
-
-  if (! output_stream && ! output_file.empty())
-    output_stream = new std::ofstream(output_file.c_str());
-
   // Parse the interval specifier, if provided
 
   if (! report_interval && ! interval_text.empty()) {

config.h

@@ -61,7 +61,6 @@ struct config_t
   format_t      nformat;
 
   value_expr_t * sort_order;
-  std::ostream * output_stream;
 
   config_t();
   config_t(const config_t&) {
@@ -71,8 +70,6 @@ struct config_t
   ~config_t() {
     if (sort_order)
       delete sort_order;
-    if (output_stream)
-      delete output_stream;
   }
 
   void process_options(const std::string&     command,

main.cc

@@ -237,10 +237,16 @@ int parse_and_report(int argc, char * argv[], char * envp[])
       return 1;
   }
 
-  // Walk the entries based on the report type and the options
+  // Configure the output stream
 
   TIMER_START(report_gen);
 
+  std::ostream * out = &std::cout;
+  if (! config.output_file.empty())
+    out = new std::ofstream(config.output_file.c_str());
+
+  // Walk the entries based on the report type and the options
+
   item_handler<transaction_t> * formatter;
   std::list<item_handler<transaction_t> *> formatter_ptrs;
 
@@ -248,9 +254,7 @@ int parse_and_report(int argc, char * argv[], char * envp[])
     formatter = new set_account_value;
     formatter = chain_formatters(command, formatter, formatter_ptrs);
   } else {
-    std::ostream& out(config.output_stream ?
-		      *config.output_stream : std::cout);
-    formatter = new format_transactions(out, config.format, config.nformat);
+    formatter = new format_transactions(*out, config.format, config.nformat);
     formatter = chain_formatters(command, formatter, formatter_ptrs);
   }
 
@@ -263,11 +267,8 @@ int parse_and_report(int argc, char * argv[], char * envp[])
 
   // For the balance and equity reports, output the sum totals.
 
-  std::ostream& out(config.output_stream ?
-		    *config.output_stream : std::cout);
-
   if (command == "b") {
-    format_account acct_formatter(out, config.format,
+    format_account acct_formatter(*out, config.format,
 				  config.display_predicate);
     sum_accounts(*journal->master);
     walk_accounts(*journal->master, acct_formatter, config.sort_order);
@@ -277,13 +278,13 @@ int parse_and_report(int argc, char * argv[], char * envp[])
       ACCT_DATA(journal->master)->value = ACCT_DATA(journal->master)->total;
 
       if (ACCT_DATA(journal->master)->dflags & ACCOUNT_TO_DISPLAY) {
-	out << "--------------------\n";
-	config.format.format(out, details_t(*journal->master));
+	*out << "--------------------\n";
+	config.format.format(*out, details_t(*journal->master));
       }
     }
   }
   else if (command == "E") {
-    format_equity acct_formatter(out, config.format, config.nformat,
+    format_equity acct_formatter(*out, config.format, config.nformat,
 				 config.display_predicate);
     sum_accounts(*journal->master);
     walk_accounts(*journal->master, acct_formatter, config.sort_order);
@@ -291,6 +292,9 @@ int parse_and_report(int argc, char * argv[], char * envp[])
   }
 
 #if DEBUG_LEVEL >= BETA
+  if (! config.output_file.empty())
+    delete out;
+
   for (std::list<item_handler<transaction_t> *>::iterator i
 	 = formatter_ptrs.begin();
        i != formatter_ptrs.end();

main.py

@@ -1,9 +1,21 @@
 #!/usr/bin/env python
 
+# Ledger, the command-line accounting tool
+#
+# Copyright (c) 2003-2004, New Artisans LLC. All rights reserved.
+#
+# This program is made available under the terms of the BSD Public
+# License.  See the LICENSE file included with the distribution for
+# details and disclaimer.
+#
+# This script provides a Python front-end to the ledger library, which
+# replicates the functionality of the C++ front-end found in main.cc.
+# It is provided as an alternative to main.cc, or as a starting point
+# for creating custom front-ends based on the Ledger module.  See the
+# documentation for API references, and how to use that module.
+
 import sys
 import os
-import time
-import re
 
 from ledger import *
 
@@ -12,7 +24,7 @@ journal = Journal ()
 add_config_option_handlers ()
 
 args = process_arguments (sys.argv[1:])
-config.use_cache = len (config.data_file) > 0
+config.use_cache = not config.data_file
 process_environment (os.environ, "LEDGER_")
 
 if os.environ.has_key ("LEDGER"):
@@ -100,7 +112,10 @@ class FormatTransaction (TransactionHandler):
 	    self.output.write(self.formatter.format(xact))
 	    self.last_entry = xact.entry
 
-handler = FormatTransaction()
+if command == "b" or command == "E":
+    handler = SetAccountValue()
+else:
+    handler = FormatTransaction()
 
 if not (command == "b" or command == "E"):
     if config.display_predicate:
@@ -140,5 +155,28 @@ else:
 
 handler.flush ()
 
+#if command == "b":
+#    format_account acct_formatter(out, config.format,
+#				  config.display_predicate);
+#    sum_accounts(*journal->master);
+#    walk_accounts(*journal->master, acct_formatter, config.sort_order);
+#    acct_formatter.flush();
+#
+#    if (journal->master->data) {
+#      ACCT_DATA(journal->master)->value = ACCT_DATA(journal->master)->total;
+#
+#      if (ACCT_DATA(journal->master)->dflags & ACCOUNT_TO_DISPLAY) {
+#	out << "--------------------\n";
+#	config.format.format(out, details_t(*journal->master));
+#      }
+#    }
+#elif command == "E":
+#    format_equity acct_formatter(out, config.format, config.nformat,
+#				 config.display_predicate);
+#    sum_accounts(*journal->master);
+#    walk_accounts(*journal->master, acct_formatter, config.sort_order);
+#    acct_formatter.flush();
+#  }
+
 if config.use_cache and config.cache_dirty and config.cache_file:
     write_binary_journal(config.cache_file, journal);