Classes |
And |
intersection of two subexpressions |
BinaryOp |
Base class for binary expressions. |
CheckLinkSet |
Results from 'ncheck' and 'lcheck' searches
This is used to check if a set of records has neighbors
or links. |
Date |
Allow simple Date storage |
DateRange |
Restrict a search to matches within a date range... |
DBIds |
Store a list of identifiers for a database |
ErrorProblem |
|
Expression |
Base class for the Expression given in the eSearch output |
FieldNotFound |
|
IdCheck |
Store results from an lcheck link... |
IdUrlSet |
Set of ObjUrls for the record with the given 'id' |
Link |
Store neighbor Link information for a given record... |
LinkSetDb |
Used in eLink with cmd == neighbor
Attributes are:
dbto -- the links are TO this database name
linkname -- the name for this set (eg, "pubmed_protein")
links -- list of Links, one per matching record (includes score)
List order is the sames as the XML, which is ordered from
most likely to least. |
LinksLinkSet |
Results of an 'llink' (LinkOut) search
Finds links from records in a given database to external
resources. |
NeighborLinkSet |
Results from an eLink neighbor search... |
Not |
the set of the left child without elements from the right child |
ObjUrl |
The ObjUrl containing LinkOut information for a record... |
Or |
union two subexpressions |
OutputMessage |
|
PhraseIgnored |
|
PhraseNotFound |
|
PostResult |
Store the results of a Post
Attributes are:
webenv -- the WebEnv string
query_key -- the query_ket
timestamp -- timestamp (from time.time()) when this record
was received from the server. |
Problem |
Base class for Search Errors or Warnings... |
Provider |
The Provider, as listed in 'llinks' (LinkOut)... |
QuotedPhraseNotFound |
|
Range |
Used to store a date range |
SearchResult |
Store results from a database search
Attributes are:
count -- total number of matches to the query
retmax -- total number of identifiers requested
retstart -- a search can return a portion of the total
number of results. |
Summary |
Store information from calling eSummary
Attributes are:
id -- the identifier string for this record
dataitems -- an OrderedDictList containing the parsed Item
elements for this Summary. |
Term |
Information about an Expression Term, which is the leaf node... |
WarningProblem |
|
WithinNDays |
Restrict a search to matches in the last N days |