Migrate modified field on games table

database/models.py

@@ -71,14 +71,12 @@ class Cities(Base):
     image = Column(String(255))
     status = Column(Enum("1", "0"))
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
-    def __init__(self, name, image, status, created, modified):
+    def __init__(self, name, image, status):
         self.name = name
         self.image = image
         self.status = status
-        self.created = created
-        self.modified = modified
 
 
 class Games(Base):
@@ -108,7 +106,7 @@ class Games(Base):
     noti_status = Column(Integer, server_default=text("0"))
     conduct_status = Column(Integer, server_default=text("1"))
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self,
@@ -161,7 +159,7 @@ class Payments(Base):
     pay_mode = Column(Integer)
     status = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self,
@@ -198,7 +196,7 @@ class PlayerAvailabilities(Base):
     player_id = Column(Integer)
     status = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, game_id, player_id, status,
@@ -215,7 +213,7 @@ class PlayerCancelGames(Base):
     player_id = Column(Integer)
     game_id = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, player_id, game_id,
@@ -232,7 +230,7 @@ class PurchaseGames(Base):
     user_id = Column(Integer)
     pay_mode = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, game_id, user_id, pay_mode,
@@ -250,7 +248,7 @@ class Sports(Base):
     spanish_name = Column(String(100))
     status = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, name, spanish_name, status,
@@ -269,7 +267,7 @@ class Teams(Base):
     game_id = Column(Integer)
     status = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, game_id, user_id, team_id, status,
@@ -289,7 +287,7 @@ class UserRatings(Base):
     player_id = Column(Integer)
     rating = Column(String(100))
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
     user_type = Column(Integer)
 
     def __init__(self, game_id, user_id, player_id, rating, user_type):
@@ -308,7 +306,7 @@ class VenueImages(Base):
     user_id = Column(Integer)
     image = Column(String(255))
     created = Column(DateTime, nullable=False, server_default=func.now())
-    updated = Column(DateTime, nullable=False, onupdate=func.now())
+    updated = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, venue_id, user_id, image,
@@ -329,7 +327,7 @@ class Venues(Base):
     name = Column(String(100))
     sports_id = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    modified = Column(DateTime, nullable=False, onupdate=func.now())
+    modified = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, user_id, address, latitude, longitude, name, sports_id,
@@ -349,7 +347,7 @@ class ViewNews(Base):
     news_id = Column(Integer)
     user_id = Column(Integer)
     created = Column(DateTime, nullable=False, server_default=func.now())
-    updated = Column(DateTime, nullable=False, onupdate=func.now())
+    updated = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, news_id, user_id,
@@ -369,7 +367,7 @@ class WebBookings(Base):
     game = Column(String(255))
     city = Column(String(100))
     created = Column(DateTime, nullable=False, server_default=func.now())
-    updated = Column(DateTime, nullable=False, onupdate=func.now())
+    updated = Column(DateTime, nullable=True, onupdate=func.now())
 
     def __init__(
         self, user_id, address, name, email, contact, message, game, city,