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-rw-r--r--synapse/util/logutils.py10
-rw-r--r--synapse/util/stringutils.py15
-rw-r--r--synapse/util/versionstring.py12
3 files changed, 29 insertions, 8 deletions
diff --git a/synapse/util/logutils.py b/synapse/util/logutils.py
index 62a00189cc..ef31458226 100644
--- a/synapse/util/logutils.py
+++ b/synapse/util/logutils.py
@@ -20,6 +20,8 @@ import time
 from functools import wraps
 from inspect import getcallargs
 
+from six import PY3
+
 _TIME_FUNC_ID = 0
 
 
@@ -28,8 +30,12 @@ def _log_debug_as_f(f, msg, msg_args):
     logger = logging.getLogger(name)
 
     if logger.isEnabledFor(logging.DEBUG):
-        lineno = f.func_code.co_firstlineno
-        pathname = f.func_code.co_filename
+        if PY3:
+            lineno = f.__code__.co_firstlineno
+            pathname = f.__code__.co_filename
+        else:
+            lineno = f.func_code.co_firstlineno
+            pathname = f.func_code.co_filename
 
         record = logging.LogRecord(
             name=name,
diff --git a/synapse/util/stringutils.py b/synapse/util/stringutils.py
index 43d9db67ec..6f318c6a29 100644
--- a/synapse/util/stringutils.py
+++ b/synapse/util/stringutils.py
@@ -16,6 +16,7 @@
 import random
 import string
 
+from six import PY3
 from six.moves import range
 
 _string_with_symbols = (
@@ -34,6 +35,17 @@ def random_string_with_symbols(length):
 
 
 def is_ascii(s):
+
+    if PY3:
+        if isinstance(s, bytes):
+            try:
+                s.decode('ascii').encode('ascii')
+            except UnicodeDecodeError:
+                return False
+            except UnicodeEncodeError:
+                return False
+            return True
+
     try:
         s.encode("ascii")
     except UnicodeEncodeError:
@@ -49,6 +61,9 @@ def to_ascii(s):
 
     If given None then will return None.
     """
+    if PY3:
+        return s
+
     if s is None:
         return None
 
diff --git a/synapse/util/versionstring.py b/synapse/util/versionstring.py
index 1fbcd41115..3baba3225a 100644
--- a/synapse/util/versionstring.py
+++ b/synapse/util/versionstring.py
@@ -30,7 +30,7 @@ def get_version_string(module):
                 ['git', 'rev-parse', '--abbrev-ref', 'HEAD'],
                 stderr=null,
                 cwd=cwd,
-            ).strip()
+            ).strip().decode('ascii')
             git_branch = "b=" + git_branch
         except subprocess.CalledProcessError:
             git_branch = ""
@@ -40,7 +40,7 @@ def get_version_string(module):
                 ['git', 'describe', '--exact-match'],
                 stderr=null,
                 cwd=cwd,
-            ).strip()
+            ).strip().decode('ascii')
             git_tag = "t=" + git_tag
         except subprocess.CalledProcessError:
             git_tag = ""
@@ -50,7 +50,7 @@ def get_version_string(module):
                 ['git', 'rev-parse', '--short', 'HEAD'],
                 stderr=null,
                 cwd=cwd,
-            ).strip()
+            ).strip().decode('ascii')
         except subprocess.CalledProcessError:
             git_commit = ""
 
@@ -60,7 +60,7 @@ def get_version_string(module):
                 ['git', 'describe', '--dirty=' + dirty_string],
                 stderr=null,
                 cwd=cwd,
-            ).strip().endswith(dirty_string)
+            ).strip().decode('ascii').endswith(dirty_string)
 
             git_dirty = "dirty" if is_dirty else ""
         except subprocess.CalledProcessError:
@@ -77,8 +77,8 @@ def get_version_string(module):
                 "%s (%s)" % (
                     module.__version__, git_version,
                 )
-            ).encode("ascii")
+            )
     except Exception as e:
         logger.info("Failed to check for git repository: %s", e)
 
-    return module.__version__.encode("ascii")
+    return module.__version__