chore: bump black version (#304)

requirements-dev.txt

@@ -1,2 +1,2 @@
-black==19.10b0
+black==20.8b1
 eth-brownie>=1.14.5,<2.0.0

tests/functional/vault/test_config.py

@@ -86,7 +86,16 @@ def test_vault_reinitialization(guardian, gov, rewards, token, Vault):
     ],
 )
 def test_vault_setParams(
-    chain, gov, guardian, management, vault, rando, getter, setter, val, guard_allowed,
+    chain,
+    gov,
+    guardian,
+    management,
+    vault,
+    rando,
+    getter,
+    setter,
+    val,
+    guard_allowed,
 ):
     if val is None:
         # Can't access fixtures, so use None to mean any random address

tests/functional/vault/test_strategies.py

@@ -68,7 +68,13 @@ def test_liquidation_after_hack(chain, gov, vault, token, TestStrategy):
 def strategy_with_wrong_vault(gov, token, vault, Vault, TestStrategy):
     otherVault = gov.deploy(Vault)
     otherVault.initialize(
-        token, gov, gov, gov, token.symbol() + " yVault", "yv" + token.symbol(), gov,
+        token,
+        gov,
+        gov,
+        gov,
+        token.symbol() + " yVault",
+        "yv" + token.symbol(),
+        gov,
     )
     assert otherVault.token() == token
     assert otherVault != vault
@@ -312,7 +318,8 @@ def test_ordering(gov, vault, TestStrategy, rando):
     # Can't add un-approved strategies
     with brownie.reverts():
         vault.setWithdrawalQueue(
-            strategies + [ZERO_ADDRESS] * (20 - len(strategies)), {"from": gov},
+            strategies + [ZERO_ADDRESS] * (20 - len(strategies)),
+            {"from": gov},
         )
 
     [vault.addStrategy(s, 100, 10, 20, 1000, {"from": gov}) for s in strategies]
@@ -325,10 +332,12 @@ def test_ordering(gov, vault, TestStrategy, rando):
     # NOTE: Not just anyone can do this
     with brownie.reverts():
         vault.setWithdrawalQueue(
-            strategies + [ZERO_ADDRESS] * (20 - len(strategies)), {"from": rando},
+            strategies + [ZERO_ADDRESS] * (20 - len(strategies)),
+            {"from": rando},
         )
     vault.setWithdrawalQueue(
-        strategies + [ZERO_ADDRESS] * (20 - len(strategies)), {"from": gov},
+        strategies + [ZERO_ADDRESS] * (20 - len(strategies)),
+        {"from": gov},
     )
 
     for idx, strategy in enumerate(strategies):