[EMAIL PROTECTED] wrote: > Hello gurus, > > I am learning Python to take the place of Perl in my toolbox of bits > and bobs, and writing something pretty simple in theory, but having a > hard time in Python with it - I am using a 3rd party module, and I am > sure the etiquette of this channel states that this is pure Python > questions only, but please bare with me in light of this, as my > question does indeed relate to Python only. > > I am grabbing the output from a SQL statement (using PyGreSQL 'pg' > module), and when it returns the result, I am pulling it out as such: > > try: > sc=pg.connect(dbname='mydb',host='dbhost',user='ppp') > except pg.InternalError: > print "Failed to execute SQL: %s" % sql > exit > > for foo in sc.query(sql).dictresult(): <- this returns a dict of the > result > f=dict(foo) > for k in f.iteritems() > if k == '^Hostname': <-- need this sort of > behaviour - match a partial string. > print "%s" % f[3] <-- ..and if true, need to pull > out the 4th column on that line. > > This breaks spectacularly - > > any ideas?
Use the module "re" to create regular expressions & out of these mather-objects that will give you what you need. The idiom is roughly translated to this: m = re.search(r"^Hostname') if m: ... Diez -- http://mail.python.org/mailman/listinfo/python-list
