scmutil: remove superfluous indent from termwidth()

mercurial/scmposix.py

@@ -1,72 +1,71 b''
 from __future__ import absolute_import
 
 import array
 import errno
 import fcntl
 import os
 import sys
 
 from . import (
     encoding,
     osutil,
 )
 
 def _rcfiles(path):
     rcs = [os.path.join(path, 'hgrc')]
     rcdir = os.path.join(path, 'hgrc.d')
     try:
         rcs.extend([os.path.join(rcdir, f)
                     for f, kind in osutil.listdir(rcdir)
                     if f.endswith(".rc")])
     except OSError:
         pass
     return rcs
 
 def systemrcpath():
     path = []
     if sys.platform == 'plan9':
         root = 'lib/mercurial'
     else:
         root = 'etc/mercurial'
     # old mod_python does not set sys.argv
     if len(getattr(sys, 'argv', [])) > 0:
         p = os.path.dirname(os.path.dirname(sys.argv[0]))
         if p != '/':
             path.extend(_rcfiles(os.path.join(p, root)))
     path.extend(_rcfiles('/' + root))
     return path
 
 def userrcpath():
     if sys.platform == 'plan9':
         return [encoding.environ['home'] + '/lib/hgrc']
     else:
         return [os.path.expanduser('~/.hgrc')]
 
 def termwidth(ui):
     try:
         import termios
         TIOCGWINSZ = termios.TIOCGWINSZ  # unavailable on IRIX (issue3449)
     except (AttributeError, ImportError):
         return 80
-    if True:
-        for dev in (ui.ferr, ui.fout, ui.fin):
+
+    for dev in (ui.ferr, ui.fout, ui.fin):
+        try:
             try:
-                try:
-                    fd = dev.fileno()
-                except AttributeError:
-                    continue
-                if not os.isatty(fd):
-                    continue
-                if True:
-                    arri = fcntl.ioctl(fd, TIOCGWINSZ, '\0' * 8)
-                    width = array.array('h', arri)[1]
-                    if width > 0:
-                        return width
-            except ValueError:
+                fd = dev.fileno()
+            except AttributeError:
+                continue
+            if not os.isatty(fd):
+                continue
+            arri = fcntl.ioctl(fd, TIOCGWINSZ, '\0' * 8)
+            width = array.array('h', arri)[1]
+            if width > 0:
+                return width
+        except ValueError:
+            pass
+        except IOError as e:
+            if e[0] == errno.EINVAL:
                 pass
-            except IOError as e:
-                if e[0] == errno.EINVAL:
-                    pass
-                else:
-                    raise
+            else:
+                raise
     return 80