X-Git-Url: https://git.phdru.name/?a=blobdiff_plain;f=lib%2Fpython%2Finit.py;h=1313c500d7b00518e14a6bf40e7ee5149a24f526;hb=ec8bbed229d0fd6e3306bd1a947a141e313a0032;hp=a5e63231b5cf4fa4445a60f71d9e8f924a2649e6;hpb=058002bd47ad258567d8027e645ac60d59b2bda8;p=dotfiles.git

diff --git a/lib/python/init.py b/lib/python/init.py
index a5e6323..1313c50 100644
--- a/lib/python/init.py
+++ b/lib/python/init.py
@@ -9,7 +9,10 @@
 
 
 def init():
-    import __builtin__
+    try:
+        import __builtin__ as builtins
+    except ImportError:
+        import builtins
     import os
     import sys
 
@@ -33,7 +36,7 @@ def init():
                 or os.path.expanduser('~/.inputrc')
             readline.read_init_file(initfile)
 
-            histfile = os.path.expanduser('~/.python-history')
+            histfile = os.path.expanduser('~/.python_history')
             try:
                 readline.read_history_file(histfile)
             except IOError:
@@ -117,11 +120,20 @@ def init():
         except (ImportError, locale.Error):
             pass  # no locale support or unsupported locale
 
-    # set displayhook
+    # set displayhook and excepthook
 
     from pprint import pprint
     pager = os.environ.get("PAGER") or 'more'
 
+    # if your pager is 'less', options '-F' and '-R' must be passed to it,
+    # and option '-X' is very much recommended
+    if pager == 'less':
+        less = os.environ.get("LESS") or ''
+        for opt in 'X', 'R', 'F':
+            if opt not in less:
+                less = opt + less
+        os.environ["LESS"] = less
+
     class BasePager:
         def write(self, value):
             self.stdin.write(value)
@@ -150,7 +162,7 @@ def init():
 
     def displayhook(value):
         if value is not None:
-            __builtin__._ = value
+            builtins._ = value
         pager = Pager()
         pager.pprint(value)
         pager.close()
@@ -169,6 +181,14 @@ def init():
 
     sys.excepthook = excepthook
 
+    #try:
+    #    import cgitb
+    #except ImportError:
+    #    pass
+    #else:
+    #    # cgitb.enable() overrides sys.excepthook
+    #    cgitb.enable(format='text')
+
     # From Thomas Heller:
     # https://mail.python.org/pipermail/python-list/2001-April/099020.html
 
@@ -212,8 +232,8 @@ def init():
             path = os.path.expanduser(os.path.expandvars(path or '~'))
             os.chdir(path)
 
-    __builtin__.ls = DirLister()
-    __builtin__.cd = DirChanger()
+    builtins.ls = DirLister()
+    builtins.cd = DirChanger()
 
     # print working directory
 
@@ -224,7 +244,7 @@ def init():
         def __call__(self):
             return repr(self)
 
-    __builtin__.pwd = Pwd()
+    builtins.pwd = Pwd()
 
     # exit REPL with 'exit', 'quit' or simple 'x'
 
@@ -235,11 +255,11 @@ def init():
         def __call__(self, msg=None):
             sys.exit(msg)
 
-    __builtin__.x = _Exit()
+    builtins.x = _Exit()
 
     # In Python 2.5+ exit and quit are objects
-    if isinstance(__builtin__.exit, str):
-        __builtin__.exit = __builtin__.quit = x  # noqa: x is defined as _Exit
+    if isinstance(builtins.exit, str):
+        builtins.exit = builtins.quit = x  # noqa: x is defined as _Exit
 
     # print conten of a file
 
@@ -251,9 +271,9 @@ def init():
             fp = open(filename, 'rU')
             text = fp.read()
             fp.close()
-            print text
+            print(text)
 
-    __builtin__.cat = _Cat()
+    builtins.cat = _Cat()
 
     # call shell
 
@@ -265,7 +285,7 @@ def init():
         def __call__(self, cmdline):
             os.system(cmdline)
 
-    __builtin__.sh = _Sh()
+    builtins.sh = _Sh()
 
     # paginate a file
 
@@ -276,7 +296,7 @@ def init():
         def __call__(self, filename):
             os.system("%s '%s'" % (pager, filename.replace("'", '"\'"')))
 
-    __builtin__.pager = _Pager()
+    builtins.pager = _Pager()
 
     # edit a file
 
@@ -289,7 +309,7 @@ def init():
                 or os.environ.get("EDITOR") or 'vi'
             os.system("%s '%s'" % (editor, filename.replace("'", '"\'"')))
 
-    __builtin__.edit = __builtin__.editor = _Editor()
+    builtins.edit = builtins.editor = _Editor()
 
 
 init()