python Programming Glossary: converters

How to import a csv file using python with headers intact, where first column is a non-numerical

http://stackoverflow.com/questions/3428532/how-to-import-a-csv-file-using-python-with-headers-intact-where-first-column-is

1.478' '0' To get your numeric values into floats add this converters str.strip float len headers 1 up front and do this for h v conv.. 1 up front and do this for h v conv in zip headers row converters column h .append conv v for each row instead of the similar..

Is there a standalone Python type conversion library?

http://stackoverflow.com/questions/468639/is-there-a-standalone-python-type-conversion-library

be converted to. I could hack up some naive system of type converters as every other application has done before me or I could hopefully..

How to serialize SqlAlchemy result to JSON?

http://stackoverflow.com/questions/5022066/how-to-serialize-sqlalchemy-result-to-json

Python and Javascript using a proxy and registered JSON converters. Browser side for database objects is db.js It needs the basic..

Does Flask support regular expressions in its URL routing?

http://stackoverflow.com/questions/5870188/does-flask-support-regular-expressions-in-its-url-routing

I understand that Flask has the int float and path converters but the application we're developing has more complex patterns.. self .__init__ url_map self.regex items 0 app.url_map.converters 'regex' RegexConverter @app.route ' regex abcABC0 9 4 6 uid..

Python ASCII Graph Drawing

http://stackoverflow.com/questions/834395/python-ascii-graph-drawing

Python, reading a file with string and float with loadtxt

http://stackoverflow.com/questions/8624217/python-reading-a-file-with-string-and-float-with-loadtxt

you would need to use a converter function for loadtxt converters parameter. Alternatively as loadtext accepts also a generator..

Simple Digit Recognition OCR in OpenCV-Python

http://stackoverflow.com/questions/9413216/simple-digit-recognition-ocr-in-opencv-python

recognition.data' a np.loadtxt fn np.float32 delimiter ' ' converters 0 lambda ch ord ch ord 'A' samples responses a 1 a 0 model cv2.KNearest..

numpy.genfromtxt produces array of what looks like tuples, not a 2D array?癳hy?

http://stackoverflow.com/questions/9534408/numpy-genfromtxt-produces-array-of-what-looks-like-tuples-not-a-2d-arraywhy

delimiter ' ' skip_header 4 usecols 0 1 radii_indices converters 0 date_conv 1 time_conv Where input.txt is from this gist ... 0.003917 0.001494 0.000379 6.4e 05 If I remove the converters specification from the genfromtxt call it works fine and produces.. . The reason that it returns a 2D array when removing the converters for the first two columns is that it that case genfromtxt regards..