1 files changed, 39 insertions, 15 deletions

diff --git a/market.py b/market.py
index 5876071..7996a58 100644
--- a/market.py
+++ b/market.py
@@ -254,8 +254,7 @@ class Processor:
                 {
                     "name": "print_balances",
                     "number": 1,
-                    "fetch_balances": ["begin"],
-                    "fetch_balances_args": { "add_portfolio": True },
+                    "fetch_balances_begin": { "log_tickers": True, "add_portfolio": True },
                     "print_tickers": { "base_currency": "BTC" },
                     }
                 ],
@@ -272,25 +271,37 @@ class Processor:
                     "number": 2,
                     "before": False,
                     "after": True,
-                    "fetch_balances": ["begin"],
+                    "fetch_balances_begin": {},
                     "prepare_trades": { "compute_value": "average" },
                     "prepare_orders": { "compute_value": "average" },
                     },
                 ],
             "sell_needed": [
                 {
-                    "name": "wait",
+                    "name": "print_balances",
                     "number": 0,
+                    "before": True,
+                    "after": False,
+                    "fetch_balances_begin": {
+                        "checkpoint": "end",
+                        "log_tickers": True,
+                        "add_portfolio": True
+                        },
+                    },
+                {
+                    "name": "wait",
+                    "number": 1,
                     "before": False,
                     "after": True,
                     "wait_for_recent": {},
                     },
                 {
                     "name": "sell",
-                    "number": 1,
+                    "number": 2,
                     "before": False,
                     "after": True,
-                    "fetch_balances": ["begin", "end"],
+                    "fetch_balances_begin": {},
+                    "fetch_balances_end": {},
                     "prepare_trades": {},
                     "prepare_orders": { "only": "dispose", "compute_value": "average" },
                     "run_orders": {},
@@ -299,10 +310,14 @@ class Processor:
                     },
                 {
                     "name": "buy",
-                    "number": 2,
+                    "number": 3,
                     "before": False,
                     "after": True,
-                    "fetch_balances": ["begin", "end"],
+                    "fetch_balances_begin": {},
+                    "fetch_balances_end": {
+                        "checkpoint": "begin",
+                        "log_tickers": True
+                        },
                     "prepare_trades": { "only": "acquire", "available_balance_only": True },
                     "prepare_orders": { "only": "acquire", "compute_value": "average" },
                     "move_balances": {},
@@ -317,7 +332,12 @@ class Processor:
                     "number": 1,
                     "before": True,
                     "after": False,
-                    "fetch_balances": ["begin", "end"],
+                    "fetch_balances_begin": {
+                        "checkpoint": "end",
+                        "log_tickers": True,
+                        "add_portfolio": True
+                        },
+                    "fetch_balances_end": {},
                     "prepare_trades": { "repartition": { "base_currency": (1, "long") } },
                     "prepare_orders": { "compute_value": "average" },
                     "run_orders": {},
@@ -336,7 +356,11 @@ class Processor:
                     "number": 3,
                     "before": False,
                     "after": True,
-                    "fetch_balances": ["begin", "end"],
+                    "fetch_balances_begin": {},
+                    "fetch_balances_end": {
+                        "checkpoint": "begin",
+                        "log_tickers": True
+                        },
                     "prepare_trades": { "available_balance_only": True },
                     "prepare_orders": { "compute_value": "average" },
                     "move_balances": {},
@@ -388,18 +412,18 @@ class Processor:
         process_name = "process_{}__{}_{}".format(scenario_name, step["number"], step["name"])
         self.market.report.log_stage("{}_begin".format(process_name))
 
-        fetch_args = step.get("fetch_balances_args", {})
-        if "begin" in step.get("fetch_balances", []):
+        if "fetch_balances_begin" in step:
             self.market.balances.fetch_balances(tag="{}_begin".format(process_name),
-                    log_tickers=True, **fetch_args)
+                    **step["fetch_balances_begin"])
 
         for action in self.ordered_actions:
             if action in step:
                 self.run_action(action, step[action], kwargs)
 
-        if "end" in step.get("fetch_balances", []):
+        if "fetch_balances_end" in step:
             self.market.balances.fetch_balances(tag="{}_end".format(process_name),
-                    log_tickers=True, **fetch_args)
+                    **step["fetch_balances_end"])
+
         self.market.report.log_stage("{}_end".format(process_name))
 
     def method_arguments(self, action):