diff -r 058bb3dc685f -r 0b59724cb3f2 web/data/cubicweb.python.js
--- a/web/data/cubicweb.python.js	Mon Jan 04 18:40:30 2016 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,303 +0,0 @@
-/**
- * This file contains extensions for standard javascript types
- *
- */
-
-ONE_DAY = 86400000; // (in milliseconds)
-// ========== DATE EXTENSIONS ========== ///
-Date.prototype.equals = function(other) {
-    /* compare with other date ignoring time differences */
-    if (this.getYear() == other.getYear() && this.getMonth() == other.getMonth() && this.getDate() == other.getDate()) {
-        return true;
-    }
-    return false;
-};
-
-Date.prototype.add = function(days) {
-    var res = new Date();
-    res.setTime(this.getTime() + (days * ONE_DAY));
-    return res;
-};
-
-Date.prototype.sub = function(days) {
-    return this.add( - days);
-};
-
-Date.prototype.iadd = function(days) {
-    // in-place add
-    this.setTime(this.getTime() + (days * ONE_DAY));
-    // avoid strange rounding problems !!
-    this.setHours(12);
-};
-
-Date.prototype.isub = function(days) {
-    // in-place sub
-    this.setTime(this.getTime() - (days * ONE_DAY));
-};
-
-/**
- * .. function:: Date.prototype.nextMonth()
- *
- * returns the first day of the next month
- */
-Date.prototype.nextMonth = function() {
-    if (this.getMonth() == 11) {
-        var d = new Date(this.getFullYear() + 1, 0, 1);
-        return d;
-    } else {
-        var d2 = new Date(this.getFullYear(), this.getMonth() + 1, 1);
-        return d2;
-    }
-};
-
-/**
- * .. function:: Date.prototype.getRealDay()
- *
- * returns the day of week, 0 being monday, 6 being sunday
- */
-Date.prototype.getRealDay = function() {
-    // getDay() returns 0 for Sunday ==> 6 for Saturday
-    return (this.getDay() + 6) % 7;
-};
-
-Date.prototype.strftime = function(fmt) {
-    if (this.toLocaleFormat !== undefined) { // browser dependent
-        return this.toLocaleFormat(fmt);
-    }
-    // XXX implement at least a decent fallback implementation
-    return this.getFullYear() + '/' + (this.getMonth() + 1) + '/' + this.getDate();
-};
-
-var _DATE_FORMAT_REGXES = {
-    'Y': new RegExp('^-?[0-9]+'),
-    'd': new RegExp('^[0-9]{1,2}'),
-    'm': new RegExp('^[0-9]{1,2}'),
-    'H': new RegExp('^[0-9]{1,2}'),
-    'M': new RegExp('^[0-9]{1,2}')
-};
-
-/**
- * .. function:: _parseDate(datestring, format)
- *
- * _parseData does the actual parsing job needed by `strptime`
- */
-function _parseDate(datestring, format) {
-    var skip0 = new RegExp('^0*[0-9]+');
-    var parsed = {};
-    for (var i1 = 0, i2 = 0; i1 < format.length; i1++, i2++) {
-        var c1 = format.charAt(i1);
-        var c2 = datestring.charAt(i2);
-        if (c1 == '%') {
-            c1 = format.charAt(++i1);
-            var data = _DATE_FORMAT_REGXES[c1].exec(datestring.substring(i2));
-            if (!data.length) {
-                return null;
-            }
-            data = data[0];
-            i2 += data.length - 1;
-            var value = parseInt(data, 10);
-            if (isNaN(value)) {
-                return null;
-            }
-            parsed[c1] = value;
-            continue;
-        }
-        if (c1 != c2) {
-            return null;
-        }
-    }
-    return parsed;
-}
-
-/**
- * .. function:: strptime(datestring, format)
- *
- * basic implementation of strptime. The only recognized formats
- * defined in _DATE_FORMAT_REGEXES (i.e. %Y, %d, %m, %H, %M)
- */
-function strptime(datestring, format) {
-    var parsed = _parseDate(datestring, format);
-    if (!parsed) {
-        return null;
-    }
-    // create initial date (!!! year=0 means 1900 !!!)
-    var date = new Date(0, 0, 1, 0, 0);
-    date.setFullYear(0); // reset to year 0
-    if (parsed.Y) {
-        date.setFullYear(parsed.Y);
-    }
-    if (parsed.m) {
-        if (parsed.m < 1 || parsed.m > 12) {
-            return null;
-        }
-        // !!! month indexes start at 0 in javascript !!!
-        date.setMonth(parsed.m - 1);
-    }
-    if (parsed.d) {
-        if (parsed.m < 1 || parsed.m > 31) {
-            return null;
-        }
-        date.setDate(parsed.d);
-    }
-    if (parsed.H) {
-        if (parsed.H < 0 || parsed.H > 23) {
-            return null;
-        }
-        date.setHours(parsed.H);
-    }
-    if (parsed.M) {
-        if (parsed.M < 0 || parsed.M > 59) {
-            return null;
-        }
-        date.setMinutes(parsed.M);
-    }
-    return date;
-}
-
-// ========== END OF DATE EXTENSIONS ========== ///
-// ========== STRING EXTENSIONS ========== //
-/**
- * .. function:: String.prototype.startswith(prefix)
- *
- * python-like startsWith method for js strings
- * >>>
- */
-String.prototype.startswith = function(prefix) {
-    return this.indexOf(prefix) == 0;
-};
-
-/**
- * .. function:: String.prototype.endswith(suffix)
- *
- * python-like endsWith method for js strings
- */
-String.prototype.endswith = function(suffix) {
-    var startPos = this.length - suffix.length;
-    if (startPos < 0) {
-        return false;
-    }
-    return this.lastIndexOf(suffix, startPos) == startPos;
-};
-
-/**
- * .. function:: String.prototype.strip()
- *
- * python-like strip method for js strings
- */
-String.prototype.strip = function() {
-    return this.replace(/^\s*(.*?)\s*$/, "$1");
-};
-
-/**
- * .. function:: String.prototype.rstrip()
- *
- * python-like rstrip method for js strings
- */
-String.prototype.rstrip = function(str) {
-    if (!str) { str = '\s' ; }
-    return this.replace(new RegExp('^(.*?)' + str + '*$'), "$1");
-};
-
-// ========= class factories ========= //
-
-/**
- * .. function:: makeUnboundMethod(meth)
- *
- * transforms a function into an unbound method
- */
-function makeUnboundMethod(meth) {
-    function unboundMeth(self) {
-        var newargs = cw.utils.sliceList(arguments, 1);
-        return meth.apply(self, newargs);
-    }
-    unboundMeth.__name__ = meth.__name__;
-    return unboundMeth;
-}
-
-function attachMethodToClass(cls, methname, meth) {
-    meth.__name__ = methname;
-    // XXX : this is probably bad for memory usage
-    cls.__dict__[methname] = meth;
-    cls[methname] = makeUnboundMethod(meth); // for the class itself
-    cls.prototype[methname] = meth; // for the instance
-}
-
-/**
- * .. function:: _isAttrSkipped(attrname)
- *
- * simple internal function that tells if the attribute should
- * be copied from baseclasses or not
- */
-function _isAttrSkipped(attrname) {
-    var skipped = ['__class__', '__dict__', '__bases__', 'prototype'];
-    for (var i = 0; i < skipped.length; i++) {
-        if (skipped[i] == attrname) {
-            return true;
-        }
-    }
-    return false;
-}
-
-/**
- * .. function:: makeConstructor(userctor)
- *
- * internal function used to build the class constructor
- */
-function makeConstructor(userctor) {
-    return function() {
-        // this is a proxy to user's __init__
-        if (userctor) {
-            userctor.apply(this, arguments);
-        }
-    };
-}
-
-/**
- * .. function:: defclass(name, bases, classdict)
- *
- * this is a js class factory. objects returned by this function behave
- * more or less like a python class. The `class` function prototype is
- * inspired by the python `type` builtin
- *
- * .. Note::
- *
- *    * methods are _STATICALLY_ attached when the class it created
- *    * multiple inheritance was never tested, which means it doesn't work ;-)
- */
-function defclass(name, bases, classdict) {
-    var baseclasses = bases || [];
-
-    // this is the static inheritance approach (<=> differs from python)
-    var basemeths = {};
-    var reverseLookup = [];
-    for (var i = baseclasses.length - 1; i >= 0; i--) {
-        reverseLookup.push(baseclasses[i]);
-    }
-    reverseLookup.push({
-        '__dict__': classdict
-    });
-
-    for (var i = 0; i < reverseLookup.length; i++) {
-        var cls = reverseLookup[i];
-        for (prop in cls.__dict__) {
-            // XXX hack to avoid __init__, __bases__...
-            if (!_isAttrSkipped(prop)) {
-                basemeths[prop] = cls.__dict__[prop];
-            }
-        }
-    }
-    var userctor = basemeths['__init__'];
-    var constructor = makeConstructor(userctor);
-
-    // python-like interface
-    constructor.__name__ = name;
-    constructor.__bases__ = baseclasses;
-    constructor.__dict__ = {};
-    constructor.prototype.__class__ = constructor;
-    // make bound / unbound methods
-    for (methname in basemeths) {
-        attachMethodToClass(constructor, methname, basemeths[methname]);
-    }
-
-    return constructor;
-}