Move version formatting to toplevel module

Signed-off-by: Michal Čihař <michal@cihar.com>

weblate/__init__.py

@@ -20,6 +20,9 @@
 
 import os
 import logging
+from weblate.trans.requirements import (
+    check_requirements, get_versions, get_optional_versions
+)
 
 logger = logging.getLogger('weblate')
 
@@ -87,7 +90,22 @@ def get_doc_url(page, anchor=''):
 
     return url
 
+
+def get_versions_string():
+    '''
+    Returns string with version information summary.
+    '''
+    result = [' * Weblate %s' % GIT_VERSION]
+    for version in get_versions() + get_optional_versions():
+        result.append(
+            ' * %s %s' % (
+                version[0],
+                version[2],
+            )
+        )
+    return '\n'.join(result)
+
+
 # Check for requirements
-from weblate.trans.requirements import check_requirements
 
 check_requirements()

weblate/trans/debug.py

@@ -22,7 +22,7 @@ Wrapper to include useful information in error mails.
 '''
 
 from django.views.debug import SafeExceptionReporterFilter
-from weblate.trans.requirements import get_versions_string
+from weblate import get_versions_string
 
 
 class WeblateExceptionReporterFilter(SafeExceptionReporterFilter):

weblate/trans/management/commands/list_versions.py

@@ -19,7 +19,7 @@
 #
 
 from django.core.management.base import BaseCommand
-from weblate.trans.requirements import get_versions_string
+from weblate import get_versions_string
 
 
 class Command(BaseCommand):

weblate/trans/requirements.py

@@ -227,22 +227,6 @@ def check_version(name, url, version, expected):
     return False
 
 
-def get_versions_string():
-    '''
-    Returns string with version information summary.
-    '''
-    from weblate import GIT_VERSION
-    result = [' * Weblate %s' % GIT_VERSION]
-    for version in get_versions() + get_optional_versions():
-        result.append(
-            ' * %s %s' % (
-                version[0],
-                version[2],
-            )
-        )
-    return '\n'.join(result)
-
-
 def check_requirements():
     '''
     Performs check on requirements and raises an exception on error.