Mercurial > repos > iuc > sqlite_to_tabular

annotate query_db.py @ 0:859064f07be4 draft

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
author iuc
date Tue, 18 Jul 2017 09:07:26 -0400
parents
children c1b700bc0150
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
1 #!/usr/bin/env python
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
2
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
3 from __future__ import print_function
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
4
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
5 import re
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
6 import sqlite3 as sqlite
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
7 import sys
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
8
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
9
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
10 TABLE_QUERY = \
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
11 """
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
12 SELECT name, sql
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
13 FROM sqlite_master
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
14 WHERE type='table'
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
15 ORDER BY name
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
16 """
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
17
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
18
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
19 def regex_match(expr, item):
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
20 return re.match(expr, item) is not None
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
21
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
22
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
23 def regex_search(expr, item):
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
24 return re.search(expr, item) is not None
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
25
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
26
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
27 def regex_sub(expr, replace, item):
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
28 return re.sub(expr, replace, item)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
29
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
30
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
31 def get_connection(sqlitedb_path, addfunctions=True):
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
32 conn = sqlite.connect(sqlitedb_path)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
33 if addfunctions:
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
34 conn.create_function("re_match", 2, regex_match)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
35 conn.create_function("re_search", 2, regex_search)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
36 conn.create_function("re_sub", 3, regex_sub)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
37 return conn
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
38
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
39
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
40 def describe_tables(conn, outputFile):
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
41 try:
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
42 c = conn.cursor()
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
43 tables_query = TABLE_QUERY
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
44 rslt = c.execute(tables_query).fetchall()
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
45 for table, sql in rslt:
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
46 print("Table %s:" % table, file=outputFile)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
47 try:
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
48 col_query = 'SELECT * FROM %s LIMIT 0' % table
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
49 cur = conn.cursor().execute(col_query)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
50 cols = [col[0] for col in cur.description]
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
51 print(" Columns: %s" % cols, file=outputFile)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
52 except Exception as exc:
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
53 print("Warning: %s" % exc, file=sys.stderr)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
54 except Exception as e:
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
55 exit('Error: %s' % (e))
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
56 exit(0)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
57
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
58
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
59 def run_query(conn, query, outputFile, no_header=False):
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
60 cur = conn.cursor()
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
61 results = cur.execute(query)
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
62 if not no_header:
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
63 outputFile.write("#%s\n" % '\t'.join(
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
64 [str(col[0]) for col in cur.description]))
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
65 for i, row in enumerate(results):
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
66 outputFile.write("%s\n" % '\t'.join(
859064f07be4 planemo upload for repository https://github.com/galaxyproject/tools-iuc/tree/master/tools/query_tabular commit 74915fc9cee746bbce1c4b507e13231259de177d
iuc
parents:
diff changeset
67 [str(val) if val is not None else '' for val in row]))