Esempio n. 1
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 def __init__(self, group=0):
     self._group = group
     self._table = dict()
     db = connect_db()
     dims = db['dimensions']
     emf_logger.debug('dims table ={0}'.format(dims))
     emf_logger.debug('group={0}'.format(group))
     try:  #this checks if there is any information about the group in question, sets rec to {'group': group} when it finds it
         if group == 0:
             rec = dims.find_one({'group': 'gamma0'})
             self.dimension = self.dimension_gamma0
             emf_logger.debug('rec={0}'.format(rec['_id']))
         elif group == 1:
             rec = dims.find_one({'group': 'gamma1'})
             self.dimension = self.dimension_gamma1
     except:  #if rec hasn't been set, then it didn't find the group
         rec = None
         emf_logger.critical(
             'Critical error: No dimension information for group={0}'.
             format(group))
     if rec != None:
         self._table = loads(rec['data'])
     if rec != None:
         self._table = loads(
             rec['data'])  #loads the data for the group in _table
     else:
         self._table = None
     if self._table != None:
         emf_logger.debug('Have information for levels {0}'.format(
             self._table.keys()))
Esempio n. 2
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 def __init__(self, group=0):
     self._group = group
     self._table = dict()
     db = connect_db()
     dims = db['dimensions']
     emf_logger.debug('dims table ={0}'.format(dims))
     emf_logger.debug('group={0}'.format(group))
     try: #this checks if there is any information about the group in question, sets rec to {'group': group} when it finds it
         if group == 0:
             rec = dims.find_one({'group': 'gamma0'})
             self.dimension = self.dimension_gamma0
             emf_logger.debug('rec={0}'.format(rec['_id']))
         elif group == 1:
             rec = dims.find_one({'group': 'gamma1'})
             self.dimension = self.dimension_gamma1
     except: #if rec hasn't been set, then it didn't find the group
         rec = None
         emf_logger.critical('Critical error: No dimension information for group={0}'.format(group))
     if rec!=None:
         self._table = loads(rec['data'])
     if rec != None:
         self._table = loads(rec['data']) #loads the data for the group in _table
     else:
         self._table = None
     if self._table != None:
         emf_logger.debug('Have information for levels {0}'.format(self._table.keys()))
Esempio n. 3
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 def __init__(self, group=0):
     self._group = group
     self._table = dict()
     db = connect_db()
     dims = db['dimensions']
     emf_logger.debug('dims table ={0}'.format(dims))
     emf_logger.debug('group={0}'.format(group))
     try:
         if group == 0:
             rec = dims.find_one({'group': 'gamma0'})
             self.dimension = self.dimension_gamma0
             emf_logger.debug('rec={0}'.format(rec['_id']))
         elif group == 1:
             rec = dims.find_one({'group': 'gamma1'})
             self.dimension = self.dimension_gamma1
     except:
         rec = None
         emf_logger.critical(
             'Critical error: No dimension information for group={0}'.
             format(group))
     if rec <> None:
         self._table = loads(rec['data'])
     else:
         self._table = None
     if self._table <> None:
         emf_logger.debug('Have information for levels {0}'.format(
             self._table.keys()))
Esempio n. 4
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def plot_maassform(maass_id):
    DB = connect_db()
    data = DB.get_maassform_plot_by_id(maass_id)
    data = data['plot']
    response = make_response(loads(data))
    response.headers['Content-type'] = 'image/png'
    return response
 def _get_aps(self, prec=-1):
     r"""
     Get aps from database if they exist.
     """
     ap_files = connect_to_modularforms_db('ap.files')
     key = {'k': int(self._k), 'N': int(self._N), 'cchi': int(self._chi)}
     key['prec'] = {"$gt": int(prec - 1)}
     ap_from_db  = ap_files.find(key).sort("prec")
     wmf_logger.debug("finds={0}".format(ap_from_db))
     wmf_logger.debug("finds.count()={0}".format(ap_from_db.count()))
     fs = get_files_from_gridfs('ap')
     aplist = {}
     for i in range(len(self.labels())):
         aplist[self.labels()[i]]={}
     for rec in ap_from_db:
         wmf_logger.debug("rec={0}".format(rec))
         ni = rec.get('newform')
         if ni is None:
             for a in self.labels():
                 aplist[a][prec]=None
             return aplist
         a = self.labels()[ni]
         cur_prec = rec['prec']
         if aplist.get(a,{}).get(cur_prec,None) is None:
             aplist[a][prec]=loads(fs.get(rec['_id']).read())
         if cur_prec > prec and prec>0: # We are happy with these coefficients.
             return aplist
     return aplist
Esempio n. 6
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    def pop(self):
        length = len(self)
        if not length:
            raise IndexError('cannot pop an empty stack')

        # Read and delete the position of the last chunk.
        with open(self._index, 'r+b') as f:
            f.seek(_INTSIZE * (length - 1))
            pos, = struct.unpack(_INTSYMB, f.read(_INTSIZE))
            f.seek(_INTSIZE * (length - 1))
            f.truncate()

        # Read and delete the size of the last chunk.
        with open(self._sizes, 'r+b') as f:
            f.seek(_INTSIZE * (length - 1))
            size, = struct.unpack(_INTSYMB, f.read(_INTSIZE))
            f.seek(_INTSIZE * (length - 1))
            f.truncate()

        # Read and delete the chunk itself.
        with open(self._data, 'r+b') as f:
            f.seek(pos)
            top = f.read(size)
            f.seek(pos)
            f.truncate()
        return loads(top)
Esempio n. 7
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    def get_coefficients(self, data={}, verbose=0, **kwds):
        if verbose > 0:
            print("data=", data)
        maass_id = data.get('maass_id')
        if maass_id is None:
            raise ValueError
        if verbose > 0:
            print("id=", maass_id)
        f = db.mwf_forms.lucky({'maass_id': maass_id})
        if f is None:
            return None
        #nc = f.get('Numc', 0)
        if verbose > 0:
            print("f=", f)
        #if nc == 0:
        #    return None
        cid = f.get('coeff_label', None)
        if cid is None:
            R = f.get('Eigenvalue', None)
            if R is None:
                return f.get('Coefficients', None)
            R = [floor(R * 1E9) * 1E-9, ceil(R * 1E9) * 1E-9]
            for r in R:
                searchcoeffs = db.mwf_coeffs.search(
                    {'label': {
                        '$regex': str(r)
                    }})
                for res in searchcoeffs:
                    c = res['coefficients']
                    if PY3:
                        d = loads(bytes(c))
                    else:
                        d = loads(str(c))
                    if type(d) == type([]):
                        d = {i: d[i] for i in range(0, len(d))}
                    e = self.find_coeffs_from_dict(d, type(d))
                    if (e is not None):
                        return e
            return f.get('Coefficients', None)

        ff = db.mwf_coeffs.lucky({'label': cid}, 'coefficients')
        if ff is None:
            return None
        elif PY3:
            return loads(bytes(ff))
        else:
            return loads(str(ff))
Esempio n. 8
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 def load(self, key, compress=True):
     from pymongo.objectid import ObjectId
     if isinstance(key, ObjectId):
         data = self.gridfs.get(key).read()
     else:
         data = self.gridfs.get_last_version(key).read()
     from sage.all import loads
     return loads(data, compress=compress)
Esempio n. 9
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 def get_file(self,
              add_to_fs_query=None,
              get_all=False,
              meta_only=False,
              ignore_multi_if_failed=True):
     r"""
       Get the file(s) from gridfs.
     """
     if not self._use_gridfs:
         raise ValueError('We do not use gridfs for this class.')
     fs = self._files
     emf_logger.debug("{} self._add_to_fs_query: {}".format(
         self.__class__, self._add_to_fs_query))
     if add_to_fs_query is None:
         add_to_fs_query = self._add_to_fs_query
     elif self._add_to_fs_query is not None:
         q = add_to_fs_query
         add_to_fs_query = copy(self._add_to_fs_query)
         add_to_fs_query.update(q)
     file_key = self.file_key_dict(include_multi=not get_all)
     if add_to_fs_query is not None and not get_all:
         file_key.update(add_to_fs_query)
     sort = self._sort_files
     emf_logger.debug("{} add_to_fs_query: {}".format(
         self.__class__, add_to_fs_query))
     emf_logger.debug("file_key: {0} fs={1}".format(file_key,
                                                    self._file_collection))
     results = []
     if fs.exists(file_key):
         coll = self._file_collection
         if get_all:
             files = coll.find(file_key, sort=sort)
         else:
             files = [coll.find_one(file_key, sort=sort)]
         for m in files:
             fid = m['_id']
             #emf_logger.debug("col={0}".format(coll))
             #emf_logger.debug("rec={0}".format(coll.find_one(file_key)))
             if not meta_only:
                 try:
                     d = loads(fs.get(fid).read())
                     results.append((d, m))
                 except ValueError as e:
                     raise ValueError(
                         "Wrong format in database! : {0} coll: {1} rec:{2}"
                         .format(e, coll, r))
             else:
                 results.append(m)
     else:
         raise IndexError(
             "File not found with file_key = {}".format(file_key))
     emf_logger.debug("len(results) = {}".format(len(results)))
     if len(results) == 1 and not get_all:
         return results[0]
     else:
         return results
Esempio n. 10
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    def load(self, key, compress=True):
        from pymongo.objectid import ObjectId

        if isinstance(key, ObjectId):
            data = self.gridfs.get(key).read()
        else:
            data = self.gridfs.get_last_version(key).read()
        from sage.all import loads

        return loads(data, compress=compress)
Esempio n. 11
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def plot_maassform(maass_id):
    r"""
    Render the plot of the Maass waveform as a pg-file.
    Loads it from the database.
    """
    plot = maass_db.get_maassform_plot_by_id(maass_id)
    if not plot:
        return flask.abort(404)
    response = make_response(loads(plot))
    response.headers['Content-type'] = 'image/png'
    return response
Esempio n. 12
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def plot_maassform(maass_id):
    r"""
    Render the plot of the Maass waveform as a pg-file.
    Loads it from the database.
    """
    DB = connect_db()
    data = DB.get_maassform_plot_by_id(maass_id)
    data = data['plot']
    response = make_response(loads(data))
    response.headers['Content-type'] = 'image/png'
    return response
Esempio n. 13
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def plot_maassform(maass_id):
    r"""
    Render the plot of the Maass waveform as a pg-file.
    Loads it from the database.
    """
    DB = connect_db()
    data = DB.get_maassform_plot_by_id(maass_id)
    data = data['plot']
    response = make_response(loads(data))
    response.headers['Content-type'] = 'image/png'
    return response
Esempio n. 14
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def plot_maassform(maass_id):
    r"""
    Render the plot of the Maass waveform as a pg-file.
    Loads it from the database.
    """
    plot = maass_db.get_maassform_plot_by_id(maass_id)
    if not plot:
        return flask.abort(404)

    response = make_response(loads(Binary(str(plot), 0)))
    response.headers['Content-type'] = 'image/png'
    return response
Esempio n. 15
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def pickle(base64):
    r"""
    A base64 encoded pickle.
    """
    from base64 import b64decode

    from sage.all import loads

    encoded = b64decode(base64.strip().encode("ASCII"))
    return {
        "bindings": [FactoryBindingSpec("surface", lambda: loads(encoded))]
    }
Esempio n. 16
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def verify_result(i,result_dir="kamienny_run",verbose=True):
    if i['result_type']=='single' and i['satisfied']:
        torsion,congruence=i['torsion_order'],i['congruence_type']
        C = KamiennyCriterion(i['torsion_order'],i['congruence_type'])
        v=None
        if i['use_rand_vec']:
            result_filename=os.path.join(result_dir,"result_%s_%s"%(torsion,congruence))
            with open(result_filename) as file:
                v=loads(file.read())
        satisfied,message,dependencies = C.verify_criterion(i['degree'],n=i['n'],
                q=i['q'],p=i['p'],v=v,use_rand_vec=i['use_rand_vec'])
        if verbose and not satisfied:
            print("The following result is corrupt: %s"%(i))
        return satisfied
    return True
Esempio n. 17
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def verify_result(i,result_dir="kamienny_run",verbose=True):
    if i['result_type']=='single' and i['satisfied']:
        torsion,congruence=i['torsion_order'],i['congruence_type']
        C = KamiennyCriterion(i['torsion_order'],i['congruence_type'])
        v=None
        if i['use_rand_vec']:
            result_filename=os.path.join(result_dir,"result_%s_%s"%(torsion,congruence))
            with open(result_filename) as file:
                v=loads(file.read())
        satisfied,message,dependencies = C.verify_criterion(i['degree'],n=i['n'],
                q=i['q'],p=i['p'],v=v,use_rand_vec=i['use_rand_vec'])
        if verbose and not satisfied:
            print "The following result is corrupt: %s"%(i)
        return satisfied
    return True
Esempio n. 18
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 def as_factor(self):
     r"""
     Return self as a newform factor
     """
     if self._as_factor is None:
         C = connect_to_modularforms_db('Newform_factors.files')
         s = {'N':int(self.level()),'k':int(self.weight()),
              'cchi':int(self.chi()),'newform':int(self.newform_number())}
         res = C.find_one(s)
         print res
         if not res is None:
             fid = res['_id']
             fs = get_files_from_gridfs('Newform_factors')
             self._as_factor = loads(fs.get(fid).read())
     if self._as_factor is None:
         raise ValueError,"Newform matching {0} can not be found".format(s)
     return self._as_factor
Esempio n. 19
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 def get_file(self, add_to_fs_query=None, get_all=False, meta_only=False, ignore_multi_if_failed=True):
     r"""
       Get the file(s) from gridfs.
     """
     if not self._use_gridfs:
         raise ValueError('We do not use gridfs for this class.')
     fs = self._files
     emf_logger.debug("{} self._add_to_fs_query: {}".format(self.__class__, self._add_to_fs_query))
     if add_to_fs_query is None:
         add_to_fs_query = self._add_to_fs_query
     elif self._add_to_fs_query is not None:
         q=add_to_fs_query
         add_to_fs_query = copy(self._add_to_fs_query)
         add_to_fs_query.update(q)
     file_key = self.file_key_dict(include_multi = not get_all)
     if add_to_fs_query is not None and not get_all:
         file_key.update(add_to_fs_query)
     sort = self._sort_files
     emf_logger.debug("{} add_to_fs_query: {}".format(self.__class__, add_to_fs_query))
     emf_logger.debug("file_key: {0} fs={1}".format(file_key,self._file_collection))
     results = []
     if fs.exists(file_key):
         coll = self._file_collection
         if get_all:
             files = coll.find(file_key, sort = sort)
         else:
             files = [coll.find_one(file_key, sort = sort)]
         for m in files:
             fid = m['_id']
             #emf_logger.debug("col={0}".format(coll))
             #emf_logger.debug("rec={0}".format(coll.find_one(file_key)))
             if not meta_only:
                 try: 
                     d = loads(fs.get(fid).read())
                     results.append((d,m))
                 except ValueError as e:
                     raise ValueError("Wrong format in database! : {0} coll: {1} rec:{2}".format(e,coll,m))
             else:
                 results.append(m)
     else:
         raise IndexError("File not found with file_key = {}".format(file_key))
     emf_logger.debug("len(results) = {}".format(len(results)))
     if len(results) == 1 and not get_all:
         return results[0]
     else:
         return results
 def get_from_db(self):
     r"""
     Fetch dictionary data from the database.
     """
     db = connect_to_modularforms_db('WebModformspace.files')
     s = {'name':self._name,'version':emf_version}
     wmf_logger.debug("Looking in DB for rec={0}".format(s))
     f = db.find_one(s)
     wmf_logger.debug("Found rec={0}".format(f))
     if f<>None:
         id = f.get('_id')
         fs = get_files_from_gridfs('WebModformspace')
         f = fs.get(id)
         wmf_logger.debug("Getting rec={0}".format(f))
         d = loads(f.read())
         return d
     return {}
Esempio n. 21
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def plot_maassform(maass_id):
    r"""
    Render the plot of the Maass waveform as a pg-file.
    Loads it from the database.
    """
    try:
        maass_id = bson.objectid.ObjectId(maass_id)
    except bson.errors.InvalidId:
        return flask.abort(404)
    DB = connect_db()
    data = DB.get_maassform_plot_by_id(maass_id)
    if not data:
        return flask.abort(404)
    data = data['plot']
    response = make_response(loads(data))
    response.headers['Content-type'] = 'image/png'
    return response
Esempio n. 22
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def plot_maassform(maass_id):
    r"""
    Render the plot of the Maass waveform as a pg-file.
    Loads it from the database.
    """
    try:
        maass_id = bson.objectid.ObjectId(maass_id)
    except bson.errors.InvalidId:
        return flask.abort(404)
    DB = connect_db()
    data = DB.get_maassform_plot_by_id(maass_id)
    if not data:
        return flask.abort(404)
    data = data['plot']
    response = make_response(loads(data))
    response.headers['Content-type'] = 'image/png'
    return response
 def get_modular_symbols(self):
     r"""
     Get Modular Symbols from database they exist.
     """
     if not self._modular_symbols is None:
         return 
     modular_symbols = connect_to_modularforms_db('Modular_symbols.files')
     key = {'k': int(self._k), 'N': int(self._N), 'cchi': int(self._chi)}
     modular_symbols_from_db  = modular_symbols.find_one(key)
     wmf_logger.debug("found ms={0}".format(modular_symbols_from_db))
     if modular_symbols_from_db is None:
         ms = None
     else:
         id = modular_symbols_from_db['_id']
         fs = get_files_from_gridfs('Modular_symbols')
         ms = loads(fs.get(id).read())
         self._id = id
     self._modular_symbols = ms
Esempio n. 24
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    def __init__(self, filename, compresslevel=9):
        self._filename = filename
        self._meta_filename = filename + '.meta'
        self._compresslevel = compresslevel

        try:
            f = open(self._meta_filename, 'rb')
        except IOError:
            # No metadata -> start from scratch.
            self._critical = set()
            self._cand = dict()
            self._count = 0
            self._file = gzip.open(filename, 'wb', compresslevel)
        else:
            # Recover metadata and open file for appending.
            with f:
                D = loads(f.read())
            self._cand, self._critical, self._count = D['cand'], D['critical'], D['count']
            self._file = gzip.open(filename, 'ab', compresslevel)
Esempio n. 25
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    def __init__(self, group=0):
        self._group = group
        self._table = dict()
        db = connect_db()
        dims = db['dimensions']
        emf_logger.debug('group={0}'.format(group))
        try:
            if group == 0:
                rec = dims.find_one({'group': 'gamma0'})
                self.dimension = self.dimension_gamma0
#                emf_logger.debug('rec={0}'.format(rec))
            elif group == 1:
                rec = dims.find_one({'group': 'gamma1'})
                self.dimension = self.dimension_gamma1
        except:
            emf_logger.critical('Critical error: No dimension information for group={0}'.format(group))
        if rec:
            self._table = loads(rec['data'])
        else:
            self._table = None
Esempio n. 26
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    def __init__(self, group=0):
        self._group = group
        self._table = dict()
        db = connect_db()
        dims = db['dimensions']
        emf_logger.debug('group={0}'.format(group))
        try:
            if group == 0:
                rec = dims.find_one({'group': 'gamma0'})
                self.dimension = self.dimension_gamma0
#                emf_logger.debug('rec={0}'.format(rec))
            elif group == 1:
                rec = dims.find_one({'group': 'gamma1'})
                self.dimension = self.dimension_gamma1
        except:
            emf_logger.critical('Critical error: No dimension information for group={0}'.format(group))
        if rec:
            self._table = loads(rec['data'])
        else:
            self._table = None
Esempio n. 27
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    def __getitem__(self, index):
        if index < 0:
            index = len(self) - index
        if index < 0 or index >= len(self):
            raise IndexError('index out of range')

        # Get position
        with open(self._index, 'rb') as f:
            f.seek(_INTSIZE * index)
            pos, = struct.unpack(_INTSYMB, f.read(_INTSIZE))

        # Get size
        with open(self._sizes, 'rb') as f:
            f.seek(_INTSIZE * index)
            size, = struct.unpack(_INTSYMB, f.read(_INTSIZE))

        # Read data
        with open(self._data, 'rb') as f:
            f.seek(pos)
            return loads(f.read(size))
Esempio n. 28
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 def get_coefficients(self, data={}, verbose=0, **kwds):
     if verbose > 0:
         print "data=", data
     maass_id = data.get('maass_id')
     if maass_id is None:
         raise ValueError
     if verbose > 0:
         print "id=", maass_id
     f = db.mwf_forms.lucky({'maass_id': maass_id})
     if f is None:
         return None
     nc = f.get('Numc', 0)
     if verbose > 0:
         print "f=", f
     if nc == 0:
         return None
     cid = f.get('coeff_label', None)
     if cid is None:
         return f.get('Coefficients', None)
     ff = db.mwf_coeffs.lucky({'label': cid}, 'coefficients')
     return None if ff is None else loads(str(ff))
Esempio n. 29
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 def get_coefficients(self, data={}, verbose=0, **kwds):
     if verbose > 0:
         print "data=", data
     maass_id = data.get('maass_id')
     if maass_id is None:
         raise ValueError
     if verbose > 0:
         print "id=", maass_id
     f = db.mwf_forms.lucky({'maass_id': maass_id})
     if f is None:
         return None
     nc = f.get('Numc', 0)
     if verbose > 0:
         print "f=", f
     if nc == 0:
         return None
     cid = f.get('coeff_label', None)
     if cid is None:
         return f.get('Coefficients', None)
     ff = db.mwf_coeffs.lucky({'label':cid}, 'coefficients')
     return None if ff is None else loads(str(ff))
 def get_newform_factors(self):
     r"""
     Get New form factors from database they exist.
     """
     if not self._newforms is None and self._newforms == []:
         return 
     factors = connect_to_modularforms_db('Newform_factors.files')
     key = {'k': int(self._k), 'N': int(self._N), 'cchi': int(self._chi),}
     factors_from_db  = factors.find(key).sort('newform',int(1))
     wmf_logger.debug("found factors={0}".format(factors_from_db))
     self._newforms = {}
     if factors_from_db.count()==0:
         raise ValueError,"Space is not in database!"
     else:
         facts = []
         self._labels = []
         fs = get_files_from_gridfs('Newform_factors')
         for rec in factors_from_db:
             factor = loads(fs.get(rec['_id']).read())
             label = orbit_label(rec['newform'])
             self._galois_orbits_labels.append(label)
             self._newforms[label] = factor
Esempio n. 31
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 def get_atkin_lehner_eigenvalues(self):
     r"""
     Get the Atkin-Lehner eigenvalues from database if they exist. 
     """
     
     if not ((self.character().is_trivial() or self.character().order() == 2) and not self._atkin_lehner_eigenvalues is None):
         return None
     C = connect_to_modularforms_db('Atkin-Lehner.files')
     fs = get_files_from_gridfs('Atkin-Lehner')
     s = {'N':int(self.level()),'k':int(self.weight()),
          'cchi':int(self.chi()),'newform':int(self.newform_number())}
     res = C.find_one(s)
     self._atkin_lehner_eigenvalues = {}
     if not res is None:
         alid = res['_id']
         al = loads(fs.get(alid).read())
         for d in prime_divisors(self.level()):
             self._atkin_lehner_eigenvalues[d] = 1 if al[d]=='+' else -1
     else: # We compute them
         A = self.as_factor()
         for p in prime_divisors(self.level()):
             self._atkin_lehner_eigenvalues[p]= int(A.atkin_lehner_operator(p).matrix()[0,0])
Esempio n. 32
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 def __init__(self, group=0):
     self._group = group
     self._table = dict()
     db = connect_db()
     dims = db["dimensions"]
     emf_logger.debug("dims table ={0}".format(dims))
     emf_logger.debug("group={0}".format(group))
     try:
         if group == 0:
             rec = dims.find_one({"group": "gamma0"})
             self.dimension = self.dimension_gamma0
             emf_logger.debug("rec={0}".format(rec["_id"]))
         elif group == 1:
             rec = dims.find_one({"group": "gamma1"})
             self.dimension = self.dimension_gamma1
     except:
         rec = None
         emf_logger.critical("Critical error: No dimension information for group={0}".format(group))
     if rec <> None:
         self._table = loads(rec["data"])
     else:
         self._table = None
     emf_logger.debug("Have information for levels {0}".format(self._table.keys()))
Esempio n. 33
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 def __init__(self, group=0):
     self._group = group
     self._table = dict()
     db = connect_db()
     dims = db['dimensions']
     emf_logger.debug('dims table ={0}'.format(dims))
     emf_logger.debug('group={0}'.format(group))
     try:
         if group == 0:
             rec = dims.find_one({'group': 'gamma0'})
             self.dimension = self.dimension_gamma0
             emf_logger.debug('rec={0}'.format(rec['_id']))
         elif group == 1:
             rec = dims.find_one({'group': 'gamma1'})
             self.dimension = self.dimension_gamma1
     except:
         rec = None
         emf_logger.critical('Critical error: No dimension information for group={0}'.format(group))
     if rec<>None:
         self._table = loads(rec['data'])
     else:
         self._table = None
     if self._table <> None:
         emf_logger.debug('Have information for levels {0}'.format(self._table.keys()))
Esempio n. 34
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 def from_fs(self, f):
     return loads(f)
Esempio n. 35
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    def update_from_db(self, ignore_non_existent = True, \
                       add_to_fs_query=None, add_to_db_query=None):
        r"""
        Updates the properties of ```self``` from the database using params and dbkey.
        """
        self._has_updated_from_db = False
        self._has_updated_from_fs = False
        if add_to_db_query is None:
            add_to_db_query = self._add_to_db_query
        elif self._add_to_db_query is not None:
            q = add_to_db_query
            add_to_db_query = copy(self._add_to_db_query)
            add_to_db_query.update(q)

        if add_to_fs_query is None:
            add_to_fs_query = self._add_to_fs_query
        elif self._add_to_fs_query is not None:
            q = add_to_fs_query
            add_to_fs_query = copy(self._add_to_fs_query)
            add_to_fs_query.update(q)

        #emf_logger.debug("add_to_fs_query: {0}".format(add_to_fs_query))
        #emf_logger.debug("self._add_to_fs_query: {0}".format(self._add_to_fs_query))
        emf_logger.debug("db_properties: {0}".format(self._db_properties))
        succ_db = False
        succ_fs = False
        if self._use_separate_db or not self._use_gridfs:
            coll = self._collection
            key = self.key_dict()
            if add_to_db_query is not None:
                key.update(add_to_db_query)
            emf_logger.debug("key: {0} for {1}".format(key,
                                                       self._collection_name))
            if coll.find(key).count() > 0:
                props_to_fetch = {}  #p.name:True for p in self._key}
                for p in self._db_properties:
                    if p.include_in_update and (
                            not p.name in self._fs_properties
                            or p._extend_fs_with_db):
                        props_to_fetch[p.name] = True
                        p.has_been_set(False)


#                props_to_fetch = {p.name:True for p in self._db_properties
#                                  if (p.include_in_update and not p.name in self._fs_properties)
#                                  or p.name in self._key}
                emf_logger.debug("props_to_fetch: {0}".format(props_to_fetch))
                rec = coll.find_one(key, projection=props_to_fetch)
                for pn in props_to_fetch:
                    p = self._properties[pn]
                    if rec.has_key(pn):
                        try:
                            p.set_from_db(rec[pn])
                            if not p.name in self._fs_properties:
                                p.has_been_set(True)
                        except NotImplementedError:
                            continue
                succ_db = True
            else:
                emf_logger.critical(
                    "record with key:{0} was not found!".format(key))
                if not ignore_non_existent:
                    raise IndexError("DB record does not exist")
                succ_db = False
        if self._use_gridfs:
            fs = self._files
            file_key = self.file_key_dict()
            if add_to_fs_query is not None:
                file_key.update(add_to_fs_query)
            emf_logger.debug("add_to_fs_query: {0}".format(add_to_fs_query))
            emf_logger.debug("file_key: {0} fs={1}".format(
                file_key, self._file_collection))
            if fs.exists(file_key):
                coll = self._file_collection
                r = coll.find_one(file_key)
                fid = r['_id']
                #emf_logger.debug("col={0}".format(coll))
                #emf_logger.debug("rec={0}".format(coll.find_one(file_key)))
                try:
                    d = loads(fs.get(fid).read())
                except ValueError as e:
                    raise ValueError(
                        "Wrong format in database! : {0} coll: {1} rec:{2}".
                        format(e, coll, r))
                #emf_logger.debug("type(d)={0}".format(type(d)))
                #emf_logger.debug("d.keys()={0}".format(d.keys()))
                for p in self._fs_properties:
                    #emf_logger.debug("p={0}, update:{1}".format(p,p.include_in_update))
                    #emf_logger.debug("d[{0}]={1}".format(p.name,type(d.get(p.name))))
                    if p.include_in_update and d.has_key(p.name):
                        emf_logger.debug("d[{0}]={1}".format(
                            p.name, type(d.get(p.name))))
                        p.has_been_set(False)

                        p.set_from_fs(d[p.name])
                succ_fs = True
            else:
                if not ignore_non_existent:
                    raise IndexError("File does not exist")
                succ_fs = False
            emf_logger.debug("loaded from fs")
        if succ_db: self._has_updated_from_db = True
        if succ_fs: self._has_updated_from_fs = True
Esempio n. 36
0
    def update_from_db(self, ignore_non_existent = True, \
                       add_to_fs_query=None, add_to_db_query=None):
        r"""
        Updates the properties of ```self``` from the database using params and dbkey.
        """
        self._has_updated_from_db = False
        self._has_updated_from_fs = False
        if add_to_db_query is None:
            add_to_db_query = self._add_to_db_query
        elif self._add_to_db_query is not None:
            q=add_to_db_query
            add_to_db_query = copy(self._add_to_db_query)
            add_to_db_query.update(q)

        if add_to_fs_query is None:
            add_to_fs_query = self._add_to_fs_query
        elif self._add_to_fs_query is not None:
            q=add_to_fs_query
            add_to_fs_query = copy(self._add_to_fs_query)
            add_to_fs_query.update(q)
            
        #emf_logger.debug("add_to_fs_query: {0}".format(add_to_fs_query))
        #emf_logger.debug("self._add_to_fs_query: {0}".format(self._add_to_fs_query))
        emf_logger.debug("db_properties: {0}".format(self._db_properties))
        succ_db = False
        succ_fs = False
        if self._use_separate_db or not self._use_gridfs:
            coll = self._collection
            key = self.key_dict()
            if add_to_db_query is not None:
                key.update(add_to_db_query)
            emf_logger.debug("key: {0} for {1}".format(key,self._collection_name))
            if coll.find(key).count()>0:
                props_to_fetch = { }  #p.name:True for p in self._key}
                for p in self._db_properties:
                    if p.include_in_update and (not p.name in self._fs_properties or p._extend_fs_with_db):
                        props_to_fetch[p.name] = True
                        p.has_been_set(False)
#                props_to_fetch = {p.name:True for p in self._db_properties
#                                  if (p.include_in_update and not p.name in self._fs_properties)
#                                  or p.name in self._key}
                emf_logger.debug("props_to_fetch: {0}".format(props_to_fetch))                
                rec = coll.find_one(key, projection = props_to_fetch)
                for pn in props_to_fetch:
                    p = self._properties[pn]
                    if rec.has_key(pn):
                        try:
                            p.set_from_db(rec[pn])
                            if not p.name in self._fs_properties:
                                p.has_been_set(True)
                        except NotImplementedError:
                            continue
                succ_db = True
            else:
                emf_logger.critical("record with key:{0} was not found!".format(key))
                if not ignore_non_existent:
                    raise IndexError("DB record does not exist")
                succ_db = False
        if self._use_gridfs:
            fs = self._files
            file_key = self.file_key_dict()
            if add_to_fs_query is not None:
                file_key.update(add_to_fs_query)
            emf_logger.debug("add_to_fs_query: {0}".format(add_to_fs_query))
            emf_logger.debug("file_key: {0}".format(file_key))
            if fs.exists(file_key):
                coll = self._file_collection
                fid = coll.find_one(file_key)['_id']
                #emf_logger.debug("col={0}".format(coll))
                #emf_logger.debug("rec={0}".format(coll.find_one(file_key)))
                try: 
                    d = loads(fs.get(fid).read())
                except ValueError as e:
                    raise ValueError("Wrong format in database! : {0}".format(e))
                #emf_logger.debug("type(d)={0}".format(type(d)))                                
                #emf_logger.debug("d.keys()={0}".format(d.keys()))                
                for p in self._fs_properties:
                    #emf_logger.debug("p={0}, update:{1}".format(p,p.include_in_update))
                    #emf_logger.debug("d[{0}]={1}".format(p.name,type(d.get(p.name))))
                    if p.include_in_update and d.has_key(p.name):
                        p.has_been_set(False)
                        p.set_from_fs(d[p.name])
                succ_fs = True
            else:
                if not ignore_non_existent:
                    raise IndexError("File does not exist")
                succ_fs = False
        if succ_db: self._has_updated_from_db = True
        if succ_fs: self._has_updated_from_fs = True
Esempio n. 37
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 def from_fs(self, f):
     return loads(f)
Esempio n. 38
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 def _test(self):
     from sage.all import QuadraticField, loads, dumps
     K = QuadraticField(-1, 'i')
     if loads(dumps(K.maximal_order())) is not K.maximal_order():
         raise Exception("#24934 has not been fixed")