Module `trase.tools.pcs.networks.links.links`

Functions

def create_link(path, year, ref_id, quants=None, quals=None, inds=None, link_id=None, cur=None): Create Link object from basic parameters.

Classes

class Link (link_id=None, link_data=None, node_roles=None, cur=None)

Link object.

Methods

def add_ind(self, ind_id, ind_value, cur=None): Add new indicator attribute to Link.inds.
def add_qual(self, qual_id, qual_value, cur=None): Add new qualitative attribute to Link.quals.
def add_quant(self, quant_id, quant_value, cur=None): Add new quantitative attribute to Link.quants.
def append(self, nodes, cur=None): Append list of nodes in last position of path. nodes – list of Node objects
def chop(self, level): Remove node from path.

level – index of node to remove
def disconnect(self): Replace cursor by None.
def flatten(self, cur=None): Make sure objects are not duplicated.

Keyword arguments: cur – main database cursor object
def get_ind(self, ind_name)
def get_qual(self, qual_name)
def get_quals(self, qual_name)
def get_quant(self, quant_name)
def insert(self, node, position, cur=None): Insert list of nodes at position in path.
def make_values(self, ref_id=None, node_roles=None, cur=None): Return dictionary of values for link. Fill the gaps in path if more node roles than path nodes are present.
def reconnect(self, cur=None): Replace current cursor by new one.
def remove_inds(self, ind_names): Remove ind(s) from Link object.

ind_names – list of names of inds to remove
def remove_quals(self, qual_names): Remove qual(s) from Link object.

qual_names – list of names of quals to remove
def remove_quants(self, quant_names): Remove quant(s) from Link object.

quant_names – list of names of quants to remove
def to_db(self, ref_id, autocommit=True, cnx=None, cur=None): Insert link into database.