[Matplotlib-users] polar plot: problem with negative angles

2009-05-16 Thread Magnus Benjes
Hello, in version 0.98.5.2 the polar plot still has a problem with negativ angles. The polarplot is drawing a circle when the angle changes from negativ to positiv (e.g. from -0.01 to +0.01). But in "What new in 0.98.4" (http://matplotlib.sourceforge.net/users/whats_new.html) I can read: "Fix p

Re: [Matplotlib-users] Question about imshow

2009-05-16 Thread Jae-Joon Lee
On Sat, May 16, 2009 at 6:58 PM, wrote: > > Hi, > I want to read images and do some processing with them. While learning how to > do this, i.e. opening images, displaying them, transforming them tu numpy > arrays, etc., I came across a strange behaviour. If I open an image and use > imshow() t

Re: [Matplotlib-users] Annotations with pan / zoom

2009-05-16 Thread Jae-Joon Lee
On Fri, May 15, 2009 at 10:02 PM, John Hunter wrote: > When you are extending/fixing existing code and come across methods > with no docs, could you write a one or two line doc string for them? > I wrote many of these and at the time they were so obvious that they > didn't need docstrings, but as

Re: [Matplotlib-users] subplot

2009-05-16 Thread Jae-Joon Lee
On Fri, May 15, 2009 at 10:10 PM, John Hunter wrote: > FYI, several weeks ago I updated the official site-docs after you > contributes the axes grid toolkit and docs: > >  http://matplotlib.sourceforge.net/mpl_toolkits/axes_grid/users/overview.html#rgb-axes Thanks a lot, John. However, example fi

[Matplotlib-users] Question about imshow

2009-05-16 Thread jorgesmbox-ml
Hi, I want to read images and do some processing with them. While learning how to do this, i.e. opening images, displaying them, transforming them tu numpy arrays, etc., I came across a strange behaviour. If I open an image and use imshow() to display it, it comes upside down. See this thread i

Re: [Matplotlib-users] Colormap using (UV)coordinates from file

2009-05-16 Thread Linda_swe
Ok, but can anyone please help me with how to find nlons and nlats dynamically.I need to do this becuase I have no idea on how many records the datasets contains. i tried user Timmes idea (but it aint working,not even starting): from matplotlib.mlab import load import matplotlib.pyplot as plt i

Re: [Matplotlib-users] Colormap using (UV)coordinates from file

2009-05-16 Thread Linda_swe
This one is from Jeff here at the forum and it does work. But the smoothing of the color values inbetween the countour is not so good. How to improve that ? Also,i am still searching for a load .csv example to use with pcolor or countour. from matplotlib.mlab import load import matplotlib.pyplo

Re: [Matplotlib-users] Updating a plot as data is acquired

2009-05-16 Thread John Hunter
On Sat, May 16, 2009 at 6:57 AM, amrbekhit wrote: > > Hello, > > I am trying to write an application that measures data from an external > device and then displays the data on a graph, updating the graph when new > measurements arrive. Searching the web has led to matplotlib and so I've > been hav

Re: [Matplotlib-users] Where are AutoDateLocator and AutoDateFormatter?

2009-05-16 Thread John Hunter
On Fri, May 15, 2009 at 4:23 PM, Christopher Barker wrote: > Sandro Tosi wrote: >>> >>> mpl.ticker.AutoDateLocator >>> mpl.ticker.AutoDateFormatter >>> >>> Where might I find these now? They don't seem to be in matplotlib.ticker >>> or matplotlib.date. do they have a new name? Is there a new way t

[Matplotlib-users] Colormap using (UV)coordinates from file

2009-05-16 Thread Linda_swe
Hi all, I have been using matplotlib for about 5 hours :-/ so please forgive me if the question has been asked several times (and i have been trying to find it in the forum) But i downloaded phyton(xy) and from there i found the poormans_countour and some pcolor scripts. I think this is what i n

[Matplotlib-users] Updating a plot as data is acquired

2009-05-16 Thread amrbekhit
Hello, I am trying to write an application that measures data from an external device and then displays the data on a graph, updating the graph when new measurements arrive. Searching the web has led to matplotlib and so I've been having a go at using that for my program. After searching around o