[dep] Update black to v20.8b1, format code

duniterpy/constants.py

@@ -8,9 +8,11 @@ BLOCK_ID_REGEX = "[0-9]+"
 BLOCK_UID_REGEX = "{block_id_regex}-{block_hash_regex}".format(
     block_id_regex=BLOCK_ID_REGEX, block_hash_regex=BLOCK_HASH_REGEX
 )
-CONDITIONS_REGEX = "(&&|\\|\\|| |[()]|(SIG\\({pubkey_regex}\\)|(XHX\\({hash_regex}\\))))*".format(
+CONDITIONS_REGEX = (
+    "(&&|\\|\\|| |[()]|(SIG\\({pubkey_regex}\\)|(XHX\\({hash_regex}\\))))*".format(
         pubkey_regex=PUBKEY_REGEX, hash_regex=HASH_REGEX
     )
+)
 IPV4_REGEX = (
     "(?:(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4][0-9]|25[0-5])\\.){3}(?:[0-9]|[1-9][0-9]|1[0-9]{2}|2[0-4]["
     "0-9]|25[0-5])"

duniterpy/documents/transaction.py

@@ -856,8 +856,7 @@ Currency: {1}
         ...
         PUBLIC_KEY:AMOUNT
         ...
-        COMMENT
-"""
+        COMMENT"""
         doc = "TX:{0}:{1}:{2}:{3}:{4}:{5}:{6}\n".format(
             self.version,
             len(self.issuers),

pyproject.toml

@@ -35,7 +35,7 @@ libnacl = "^1.6.1"
 pyaes = "^1.6.1"
 
 [tool.poetry.dev-dependencies]
-black = { version = "^19.3b0", python = "^3.6" }
+black = { version = "^20.8b1", python = "^3.6" }
 mypy = "^0.730"
 pylint = "^2.4.2"
 sphinx = "^3.0.2"