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python Programming Glossary: col2

How to keep index when using pandas merge

http://stackoverflow.com/questions/11976503/how-to-keep-index-when-using-pandas-merge

3 'to_merge_on' 1 3 4 index a b c In 442 b DataFrame data col2 1 2 3 'to_merge_on' 1 3 5 In 443 a Out 443 col1 to_merge_on.. 443 col1 to_merge_on a 1 1 b 2 3 c 3 4 In 444 b Out 444 col2 to_merge_on 0 1 1 1 2 3 2 3 5 In 445 a.merge b how left Out.. 3 2 3 5 In 445 a.merge b how left Out 445 col1 to_merge_on col2 0 1 1 1 1 2 3 2 2 3 4 NaN In 446 _.index Out 447 Int64Index..

Importing a CSV file into a sqlite3 database table using Python

http://stackoverflow.com/questions/2887878/importing-a-csv-file-into-a-sqlite3-database-table-using-python

memory cur con.cursor cur.execute CREATE TABLE t col1 col2 with open 'data.csv' 'rb' as fin # `with` statement available.. fin # comma is default delimiter to_db i 'col1' i 'col2' for i in dr cur.executemany INSERT INTO t col1 col2 VALUES..

Python String Formats with SQL Wildcards and LIKE

http://stackoverflow.com/questions/3134691/python-string-formats-with-sql-wildcards-and-like

like this sql SELECT column FROM table WHERE col1 s AND col2 s params col1_value col2_value cursor.execute sql params here.. FROM table WHERE col1 s AND col2 s params col1_value col2_value cursor.execute sql params here are some examples for psycog2..

Converting a 2D numpy array to a structured array

http://stackoverflow.com/questions/3622850/converting-a-2d-numpy-array-to-a-structured-array

myarray.transpose names 'col1 col2 col3' formats 'S8 f8 i8' print newrecarray 'Hello' 2.5 3 'World'..

Python: Convert Unicode to ASCII without errors for CSV file

http://stackoverflow.com/questions/4650639/python-convert-unicode-to-ascii-without-errors-for-csv-file

mistake anyway. Unwrap that long line to it's parts col1 col2 row # Use the names of what is actually there instead row col1.. # Use the names of what is actually there instead row col1 col2.encode 'utf8' writer.writerow row Now your real error will not..

How can I place a table on a plot in Matplotlib?

http://stackoverflow.com/questions/8524401/how-can-i-place-a-table-on-a-plot-in-matplotlib

1 plt.plot 10 10 14 14 10 2 4 4 2 2 'r' col_labels 'col1' 'col2' 'col3' row_labels 'row1' 'row2' 'row3' table_vals 11 12 13.. #plt.plot 10 10 14 14 10 2 4 4 2 2 'r' col_labels 'col1' 'col2' 'col3' row_labels 'row1' 'row2' 'row3' table_vals 11 12 13.. 13 21 22 23 31 32 33 table r''' begin tabular c c c c col1 col2 col3 hline row1 11 12 13 hline row2 21 22 23 hline row3 31 32..