diff --git a/python/src/skale_contracts/instance.py b/python/src/skale_contracts/instance.py
index 90d8a72..19b9b9a 100644
--- a/python/src/skale_contracts/instance.py
+++ b/python/src/skale_contracts/instance.py
@@ -25,7 +25,7 @@
     "stateMutability": "view",
     "payable": False,
     "inputs": [],
-    "outputs": [ { "type": "string", "name": "" } ]
+    "outputs": [{"type": "string", "name": ""}]
 }
 
 
@@ -33,6 +33,7 @@
 class InstanceData:
     """Contains instance data"""
     data: dict[str, str]
+
     @classmethod
     def from_json(cls, data: str) -> InstanceData:
         """Create InstanceData object from json string"""
diff --git a/python/src/skale_contracts/metadata.py b/python/src/skale_contracts/metadata.py
index 9e30c2b..c4a1287 100644
--- a/python/src/skale_contracts/metadata.py
+++ b/python/src/skale_contracts/metadata.py
@@ -16,6 +16,7 @@ class NetworkMetadata:
     chain_id: int
     path: str
 
+
 @dataclass
 class MetadataFile:
     """Represents file with metadata"""
@@ -33,6 +34,7 @@ def from_json(cls, data: str) -> MetadataFile:
                 path=network['path']))
         return cls(networks)
 
+
 class Metadata:
     """Class to manage SKALE contracts metadata"""
     networks: list[NetworkMetadata]
diff --git a/python/src/skale_contracts/project.py b/python/src/skale_contracts/project.py
index 31d7154..59599ef 100644
--- a/python/src/skale_contracts/project.py
+++ b/python/src/skale_contracts/project.py
@@ -30,13 +30,11 @@ def name() -> str:
     def github_repo(self) -> str:
         """URL of github repo with the project"""
 
-
     @property
     def folder(self) -> str:
         """Folder name with instances json files"""
         return self.name()
 
-
     def get_instance(self, alias_or_address: str) -> Instance:
         """Create instance object based on alias or address"""
         if self.network.web3.is_address(alias_or_address):
diff --git a/python/src/skale_contracts/project_factory.py b/python/src/skale_contracts/project_factory.py
index be2cd21..035b846 100644
--- a/python/src/skale_contracts/project_factory.py
+++ b/python/src/skale_contracts/project_factory.py
@@ -14,8 +14,8 @@
 projects_dict = {
     project_type.name(): project_type
     for _, project_type
-        in inspect.getmembers(projects, inspect.isclass)
-            if issubclass(project_type, Project)
+    in inspect.getmembers(projects, inspect.isclass)
+    if issubclass(project_type, Project)
 }
 
 
diff --git a/python/src/skale_contracts/projects/skale_allocator.py b/python/src/skale_contracts/projects/skale_allocator.py
index 567bb25..0c3cb5c 100644
--- a/python/src/skale_contracts/projects/skale_allocator.py
+++ b/python/src/skale_contracts/projects/skale_allocator.py
@@ -33,7 +33,7 @@ def get_contract_address(
             raise ValueError('Beneficiary is not set')
         raise ValueError(f'Contract ${name} is not found')
 
-    def _get_escrow (self, beneficiary: Address) -> Address:
+    def _get_escrow(self, beneficiary: Address) -> Address:
         return to_canonical_address(
             self.allocator.functions.getEscrowAddress(beneficiary).call()
         )