AaronFiore/electrum
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lazy plugin constructor

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This commit is contained in:
ThomasV
2015-05-24 20:37:05 +02:00
parent 71046371ec
commit 778297697a
6 changed files with 25 additions and 19 deletions
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25
lib/plugins.py
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@@ -60,15 +60,18 @@ def init_plugins(config, is_local, gui_name):
electrum_plugins = __import__('electrum_plugins')
loader = lambda name: __import__('electrum_plugins.' + name, fromlist=['electrum_plugins'])
def register_wallet_type(name):
# fixme: load plugins only if really needed
def constructor(name, storage):
if plugins.get(name) is None:
try:
p = loader(name)
plugins[name] = p.Plugin(config, name)
except:
return
return plugins[name].constructor(storage)
def register_wallet_type(name, x, constructor):
import wallet
try:
p = loader(name)
plugins[name] = p.Plugin(config, name)
except:
return
x = plugins[name].get_wallet_type()
x += (lambda storage: constructor(name, storage),)
wallet.wallet_types.append(x)
descriptions = electrum_plugins.descriptions
@@ -76,8 +79,9 @@ def init_plugins(config, is_local, gui_name):
name = item['name']
if gui_name not in item.get('available_for', []):
continue
if item.get('registers_wallet_type'):
register_wallet_type(name)
x = item.get('registers_wallet_type')
if x:
register_wallet_type(name, x, constructor)
if not config.get('use_' + name):
continue
try:
@@ -87,6 +91,7 @@ def init_plugins(config, is_local, gui_name):
print_msg(_("Error: cannot initialize plugin"), name)
traceback.print_exc(file=sys.stdout)
hook_names = set()
hooks = {}