fixing bug where an attempt to format logsBloom to hexbytes fails whe…

…n logsBloom is null
ethereum · Sep 19, 2019 · 4fb9319 · 4fb9319
1 parent 4a98f1a
commit 4fb9319
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diff --git a/newsfragments/1445.bugfix.rst b/newsfragments/1445.bugfix.rst
@@ -0,0 +1 @@
+Add null check to logsbloom formatter
diff --git a/web3/middleware/pythonic.py b/web3/middleware/pythonic.py
@@ -166,7 +166,7 @@ def to_hexbytes(num_bytes, val, variable_length=False):
     'size': to_integer_if_hex,
     'timestamp': to_integer_if_hex,
     'hash': apply_formatter_if(is_not_null, to_hexbytes(32)),
-    'logsBloom': to_hexbytes(256),
+    'logsBloom': apply_formatter_if(is_not_null, to_hexbytes(256)),
     'miner': apply_formatter_if(is_not_null, to_checksum_address),
     'mixHash': to_hexbytes(32),
     'nonce': apply_formatter_if(is_not_null, to_hexbytes(8, variable_length=True)),