diff --git a/src/operation.py b/src/operation.py
index 47a9fd3915028b1f4f9d8dc561616aec7b9d85ba..5a9044887cf1ab2db836d0b6789824e4f204b73a 100644
--- a/src/operation.py
+++ b/src/operation.py
@@ -7,7 +7,7 @@ import warnings
 #- add a list of words illegal for channel eg. [true, process, workflow...]
 
 import re
-from .outils import get_end_operator, get_end_call
+from .outils import get_end_operator, get_end_call, get_curly_count
 from .code_ import Code
 from .executor import Executor
 from .bioflowinsighterror import BioFlowInsightError
@@ -718,12 +718,23 @@ class Operation(Executor):
         #                self.calls[str(call)] = call
         #                break
   
-    
+    #Returns if the code if a double dot pattern or not
+    def check_if_double_dot(self):
+        pattern = constant.DOUBLE_DOT
+        is_a_match = bool(re.fullmatch(pattern, self.get_code(clean_pipe = False)))
+        if(is_a_match):
+            is_good = True
+            for match in re.finditer(pattern, self.get_code(clean_pipe = False)):
+                if(get_curly_count(match.group(2))!=0 or get_curly_count(match.group(3))!=0):
+                    is_good= False
+            return is_good
+
+        else:
+            return False
 
     def initialise(self):
-        pattern = constant.DOUBLE_DOT
         #If the operation is a double dot consition thing
-        if(bool(re.fullmatch(pattern, self.get_code(clean_pipe = False)))):
+        if(self.check_if_double_dot()):
             self.initialise_double_dot()
         elif(bool(re.fullmatch(constant.DOUBLE_DOT_TUPLE, self.get_code(clean_pipe = False)))):
             raise BioFlowInsightError(f"A ternary conditional operator was used with an tuple{self.get_string_line(self.get_code(clean_pipe = False))}. BioFlow-Insight doesn't support this yet (see specification list), try defining the operation in a different way.", num=5, origin=self)