Use double quotes

Signed-off-by: Thomas Lauf <thomas.lauf@tngtech.com>

test/basetest/exceptions.py

@@ -1,7 +1,7 @@
 import signal
 
 sig_names = dict((k, v) for v, k in reversed(sorted(signal.__dict__.items()))
-                 if v.startswith('SIG') and not v.startswith('SIG_'))
+                 if v.startswith("SIG") and not v.startswith("SIG_"))
 
 
 class CommandError(Exception):

test/basetest/testing.py

@@ -7,7 +7,7 @@ class BaseTestCase(unittest.TestCase):
     def tap(self, out):
         sys.stderr.write("--- tap output start ---\n")
         for line in out.splitlines():
-            sys.stderr.write(line + '\n')
+            sys.stderr.write(line + "\n")
         sys.stderr.write("---  tap output end  ---\n")
 
 

test/basetest/timew.py

@@ -36,8 +36,8 @@ class Timew(object):
         # Configuration of the isolated environment
         self._original_pwd = os.getcwd()
         self.datadir = tempfile.mkdtemp(prefix="timew_")
-        self.timewrc = os.path.join (self.datadir, 'timewarrior.cfg')
-        self.extdir = os.path.join(self.datadir, 'extensions')
+        self.timewrc = os.path.join(self.datadir, "timewarrior.cfg")
+        self.extdir = os.path.join(self.datadir, "extensions")
 
         # Ensure any instance is properly destroyed at session end
         atexit.register(lambda: self.destroy())

test/basetest/utils.py

@@ -20,7 +20,7 @@ except ImportError:
     import json
 from .exceptions import CommandError, TimeoutWaitingFor
 
-ON_POSIX = 'posix' in sys.builtin_module_names
+ON_POSIX = "posix" in sys.builtin_module_names
 
 # Directory relative to basetest module location
 CURRENT_DIR = os.path.dirname(os.path.abspath(__file__))
@@ -126,7 +126,7 @@ def _queue_output(arguments, pidq, outputq):
     out, err = proc.communicate(input)
 
     if sys.version_info > (3,):
-        out, err = out.decode('utf-8'), err.decode('utf-8')
+        out, err = out.decode("utf-8"), err.decode("utf-8")
 
     # Give the output back to the caller
     outputq.put((out, err, proc.returncode))
@@ -340,8 +340,8 @@ def parse_datafile(file):
             line = line.rstrip("\n")
 
             # Turn [] strings into {} to be treated properly as JSON hashes
-            if line.startswith('[') and line.endswith(']'):
-                line = '{' + line[1:-1] + '}'
+            if line.startswith("[") and line.endswith("]"):
+                line = "{" + line[1:-1] + "}"
 
             if line.startswith("{"):
                 data.append(json.loads(line))