X-Git-Url: https://jfr.im/git/z_archive/twitter.git/blobdiff_plain/1e28b4c31f31bcb6cb8d8dcdf883fbed4e79e43b..918b8b48fb41c9026aa37eb83607f941ff407d03:/twitter/util.py

diff --git a/twitter/util.py b/twitter/util.py
index 76283cd..27142af 100644
--- a/twitter/util.py
+++ b/twitter/util.py
@@ -5,13 +5,73 @@ Internal utility functions.
     http://wiki.python.org/moin/EscapingHtml
 """
 
+from __future__ import print_function
 
 import re
-from html.entities import name2codepoint
+import sys
+import time
+
+try:
+    from html.entities import name2codepoint
+    unichr = chr
+except ImportError:
+    from htmlentitydefs import name2codepoint
 
 def htmlentitydecode(s):
     return re.sub(
-        '&(%s);' % '|'.join(name2codepoint), 
-        lambda m: chr(name2codepoint[m.group(1)]), s)
+        '&(%s);' % '|'.join(name2codepoint),
+        lambda m: unichr(name2codepoint[m.group(1)]), s)
+
+def smrt_input(globals_, locals_, ps1=">>> ", ps2="... "):
+    inputs = []
+    while True:
+        if inputs:
+            prompt = ps2
+        else:
+            prompt = ps1
+        inputs.append(input(prompt))
+        try:
+            ret = eval('\n'.join(inputs), globals_, locals_)
+            if ret:
+                print(str(ret))
+            return
+        except SyntaxError:
+            pass
+
+def printNicely(string):
+    if hasattr(sys.stdout, 'buffer'):
+        sys.stdout.buffer.write(string.encode('utf8'))
+        print()
+    else:
+        print(string.encode('utf8'))
+
+__all__ = ["htmlentitydecode", "smrt_input"]
+
+def err(msg=""):
+    print(msg, file=sys.stderr)
+
+class Fail(object):
+    """A class to count fails during a repetitive task.
+
+    Args:
+        maximum: An integer for the maximum of fails to allow.
+        exit: An integer for the exit code when maximum of fail is reached.
+
+    Methods:
+        count: Count a fail, exit when maximum of fails is reached.
+        wait: Same as count but also sleep for a given time in seconds.
+    """
+    def __init__(self, maximum=10, exit=1):
+        self.i = maximum
+        self.exit = exit
+
+    def count(self):
+        self.i -= 1
+        if self.i == 0:
+            err("Too many consecutive fails, exiting.")
+            raise SystemExit(self.exit)
 
-__all__ = ["htmlentitydecode"]
+    def wait(self, delay=0):
+        self.count()
+        if delay > 0:
+            time.sleep(delay)