diff --git a/src/ifcopenshell-python/ifcopenshell/express/bootstrap.py b/src/ifcopenshell-python/ifcopenshell/express/bootstrap.py
index 8533f59ee5..f0095f83a5 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/bootstrap.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/bootstrap.py
@@ -23,10 +23,7 @@ import itertools
 
 from pyparsing import *
 
-try:
-    from functools import reduce
-except:
-    pass
+from functools import reduce
 
 
 class Expression:
diff --git a/src/ifcopenshell-python/ifcopenshell/express/codegen.py b/src/ifcopenshell-python/ifcopenshell/express/codegen.py
index fe997091b1..8e2cf2a956 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/codegen.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/codegen.py
@@ -18,6 +18,7 @@
 
 import itertools
 import functools
+from pathlib import Path
 
 
 def indent(n, s):
@@ -36,15 +37,4 @@ class Base:
     """
 
     def emit(self):
-        import platform
-
-        if tuple(map(int, platform.python_version_tuple())) < (2, 8):
-            from io import open as unicode_open
-
-            unicode_type = unicode
-        else:
-            unicode_open = open
-            unicode_type = lambda x, *args, **kwargs: x
-        f = unicode_open(self.file_name, "w", encoding="utf-8")
-        f.write(unicode_type(repr(self), encoding="utf-8", errors="ignore"))
-        f.close()
+        Path(self.file_name).write_text(repr(self), encoding="utf-8")
diff --git a/src/ifcopenshell-python/ifcopenshell/express/schema.py b/src/ifcopenshell-python/ifcopenshell/express/schema.py
index ebb050d1ae..1f0a175d80 100644
--- a/src/ifcopenshell-python/ifcopenshell/express/schema.py
+++ b/src/ifcopenshell-python/ifcopenshell/express/schema.py
@@ -18,14 +18,9 @@
 
 
 import nodes
-import platform
 import collections
 import pyparsing
 
-if tuple(map(int, platform.python_version_tuple())) < (2, 7):
-    import ordereddict
-
-    collections.OrderedDict = ordereddict.OrderedDict
 
 # According to ISO 10303-11 7.1.2: Letters: "... The case of
 # letters is significant only within explicit string literals."
@@ -101,7 +96,7 @@ class Schema:
             for d in schema_declarations
             if d.rule == "RuleDeclaration"
         ]
-        
+
         self.types = sort([(t.name, t) for t in declarations if isinstance(t, nodes.TypeDeclaration)])
         self.entities = sort([(t.name, t) for t in declarations if isinstance(t, nodes.EntityDeclaration)])
         self.rules = sort([(t.name, t) for t in declarations if isinstance(t, nodes.RuleDeclaration)])