Implement async checks. Fixes #380.

1 files changed, 16 insertions, 0 deletions

diff --git a/discord/utils.py b/discord/utils.py
index 1db8e4e0..fe1129d7 100644
--- a/discord/utils.py
+++ b/discord/utils.py
@@ -260,3 +260,19 @@ def _bytes_to_base64_data(data):
 def to_json(obj):
     return json.dumps(obj, separators=(',', ':'), ensure_ascii=True)
 
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+def maybe_coroutine(f, e):
+    if asyncio.iscoroutinefunction(f):
+        return (yield from f(e))
+    else:
+        return f(e)
+
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+def async_all(gen):
+    check = asyncio.iscoroutine
+    for elem in gen:
+        if check(elem):
+            elem = yield from elem
+        if not elem:
+            return False
+    return True