|
1 | | -Introduction |
2 | | -============ |
3 | | - |
4 | | -The *Stoner* Python package is a set of utility classes for writing data |
5 | | -analysis code. It was written within the Condensed Matter Physics group |
6 | | -at the University of Leeds as a shared resource for quickly writing |
7 | | -simple programs to do things like fitting functions to data, extract |
8 | | -curve parameters and churn through large numbers of small text data |
9 | | -files. |
10 | | - |
11 | | -For a general introduction, users are referred to the Users Guide, which |
12 | | -is part of the [online documentation](http://pythonhosted.org/Stoner/) |
13 | | -along with the API Reference guide. The [github |
14 | | -repository](http://www.github.com/gb119/Stoner-PythonCode/) also |
15 | | -contains some example scripts. |
16 | | - |
17 | | -Getting this Code |
18 | | -================= |
19 | | - |
20 | | -The *Stoner* package requires numpy \>=1.8, scipy \>=0.14, matplotlib |
21 | | -\>=1.4, h5py, numba lmfit, filemagic, and blist. Experimental code also |
22 | | -makes use of the Enthought Tools Suite packages. |
23 | | - |
24 | | -Ananconda Python (and probably other scientific Python distributions) |
25 | | -include nearly all of the dependencies, aprt from lmfit. However, this |
26 | | -can by installed with the usual tools such as *easy\_install* or *pip*. |
27 | | - |
28 | | -~~~~ {.sourceCode .sh} |
29 | | -easy_install lmfit |
30 | | -~~~~ |
31 | | - |
32 | | -The easiest way to install the Stoner package is via seuptools' |
33 | | -easy\_install |
34 | | - |
35 | | -~~~~ {.sourceCode .sh} |
36 | | -easy_install Stoner |
37 | | -~~~~ |
38 | | - |
39 | | -This will install the Stoner package and any missing dependencies into |
40 | | -your current Python environment. Since the package is under fairly |
41 | | -constant updates, you might want to follow the development with git. The |
42 | | -source code, along with example scripts and some sample data files can |
43 | | -be obtained from the github repository: |
44 | | -<https://github.com/gb119/Stoner-PythonCode> |
45 | | - |
46 | | -The codebase is largely compatible with Python 3.4, with the expception |
47 | | -of the 3D vector map plots which make use of Enthought's *mayavi* |
48 | | -package which is still only Python 2 compatible due to the underlying |
49 | | -Vtk toolkit. Other issues of broken 3.4 code are bugs to be squashed. |
50 | | - |
51 | | -Overview |
52 | | -======== |
53 | | - |
54 | | -The **Stoner** package provides two basic top-level classes that |
55 | | -describe an individual file of experimental data and a list (such as a |
56 | | -directory tree on disc) of many experimental files. For our research, a |
57 | | -typical single experimental data file is essentially a single 2D table |
58 | | -of floating point numbers with associated metadata, usually saved in |
59 | | -some ASCII text format. This seems to cover most experiments in the |
60 | | -physical sciences, but it you need a more complex format with more |
61 | | -dimensions of data, we suggest you look elsewhere. |
62 | | - |
63 | | -DataFile and Friends |
64 | | --------------------- |
65 | | - |
66 | | -**Stoner.Core.DataFile** is the base class for representing individual |
67 | | -experimental data sets. It provides basic methods to examine and |
68 | | -manipulate data, manage metadata and load and save data files. It has a |
69 | | -large number of sub classes - most of these are in Stoner.FileFormats |
70 | | -and are used to handle the loading of specific file formats. Two, |
71 | | -however, contain additional functionality for writing analysis programs. |
72 | | - |
73 | | -- **Stoner.Analysis.AnalyseFile** provides additional methods for curve-fitting, differentiating, smoothing and carrying out |
74 | | - : basic calculations on data. |
75 | | - |
76 | | -- **Stoner.Plot.PlotFile** provides additional routines for plotting |
77 | | - data on 2D or 3D plots. |
78 | | - |
79 | | -As mentioned above, there are subclasses of **DataFile** in the |
80 | | -**Stoner.FileFormats** module that support loading many of the common |
81 | | -file formats used in our research. |
82 | | - |
83 | | -For rapid development of small scripts, we would recommend the |
84 | | -**Stoner.Data** class which is a superclass of the above, and provides a |
85 | | -'kitchen-sink' one stop shop for most of the package's functionality. |
86 | | - |
87 | | -DataFolder |
88 | | ----------- |
89 | | - |
90 | | -**Stoner.Folders.DataFolder** is a class for assisting with the work of |
91 | | -processing lots of files in a common directory structure. It provides |
92 | | -methods to list. filter and group data according to filename patterns or |
93 | | -metadata and then to execute a function on each file or group of files. |
94 | | - |
95 | | -The **Stoner.HDF5** module provides some experimental classes to |
96 | | -manipulate *DataFile* and *DataFolder* objects within HDF5 format files. |
97 | | -These are not a way to handle arbitary HDF5 files - the format is much |
98 | | -to complex and flexible to make that an easy task, rather it is a way to |
99 | | -work with large numbers of experimental sets using just a single file |
100 | | -which may be less brutal to your computer's OS than having directory |
101 | | -trees with millions of individual files. |
102 | | - |
103 | | -Resources |
104 | | -========= |
105 | | - |
106 | | -Included in the [github |
107 | | -repository](http://www.github.com/gb119/Stoner-PythonCode/) are a |
108 | | -(small) collection of sample scripts for carrying out various operations |
109 | | -and some sample data files for testing the loading and processing of |
110 | | -data. There is also a User\_Guide as part of this documentation, along |
111 | | -with a complete API reference \<Stoner\> |
112 | | - |
113 | | -Contact and Licensing |
114 | | -===================== |
115 | | - |
116 | | -The lead developer for this code is [Dr Gavin |
117 | | -Burnell](http://www.stoner.leeds.ac.uk/people/gb) |
118 | | -\<<g.burnell@leeds.ac.uk>\> . The User Guide gives the current list of |
119 | | -other contributors to the project. |
120 | | - |
121 | | -This code and the sample data are all (C) The University of Leeds |
122 | | -2008-2015 unless otherwise indficated in the source file. The contents |
123 | | -of this package are licensed under the terms of the GNU Public License |
124 | | -v3 |
125 | | - |
126 | | -Recent Changes |
127 | | -============== |
128 | | - |
129 | | -Development Version |
130 | | -------------------- |
131 | | - |
132 | | -The current development version is 0.6. This features some major changes |
133 | | -in the architecture, switching from a numpy MaskedArray as the main data |
134 | | -store to a custom sub-class that contains most of the logic for indexing |
135 | | -data by column name and designation. The metadata storage has also been |
136 | | -switched to using blist.sortteddict for a fast, alphabetically ordered |
137 | | -dictionary storage. Other underlying changes are a switch to using |
138 | | -properties rather than straight attribute access. |
139 | | - |
140 | | -0.6 now also makes use of filemagic to work out the mime type of files |
141 | | -to be loaded to try and improve the resilience of the automatic file |
142 | | -format detection. |
143 | | - |
144 | | -0.6 also adds some extra methods to AnalyseFile for extrapolation. |
145 | | - |
146 | | -Online documentation for the development version can be found on the |
147 | | -[githib repository pages](http://gb119.github.io/Stoner-PythonCode) |
148 | | - |
149 | | -[](https://zenodo.org/badge/latestdoi/17265/gb119/Stoner-PythonCode) |
150 | | - |
151 | | -Stable Version |
152 | | --------------- |
153 | | - |
154 | | -The development version is now in beta release and so no further relases |
155 | | -will be made to the current stable release (0.5). |
| 1 | +Introduction |
| 2 | +============ |
| 3 | + |
| 4 | +The *Stoner* Python package is a set of utility classes for writing data |
| 5 | +analysis code. It was written within the Condensed Matter Physics group |
| 6 | +at the University of Leeds as a shared resource for quickly writing |
| 7 | +simple programs to do things like fitting functions to data, extract |
| 8 | +curve parameters and churn through large numbers of small text data |
| 9 | +files. |
| 10 | + |
| 11 | +For a general introduction, users are referred to the Users Guide, which |
| 12 | +is part of the [online documentation](http://pythonhosted.org/Stoner/) |
| 13 | +along with the API Reference guide. The [github |
| 14 | +repository](http://www.github.com/gb119/Stoner-PythonCode/) also |
| 15 | +contains some example scripts. |
| 16 | + |
| 17 | +Getting this Code |
| 18 | +================= |
| 19 | + |
| 20 | +The *Stoner* package requires numpy \>=1.8, scipy \>=0.14, matplotlib |
| 21 | +\>=1.4, h5py, numba lmfit, filemagic, and blist. Experimental code also |
| 22 | +makes use of the Enthought Tools Suite packages. |
| 23 | + |
| 24 | +Ananconda Python (and probably other scientific Python distributions) |
| 25 | +include nearly all of the dependencies, aprt from lmfit. However, this |
| 26 | +can by installed with the usual tools such as *easy\_install* or *pip*. |
| 27 | + |
| 28 | +``` {.sourceCode .sh} |
| 29 | +easy_install lmfit |
| 30 | +``` |
| 31 | + |
| 32 | +The easiest way to install the Stoner package is via seuptools' |
| 33 | +easy\_install |
| 34 | + |
| 35 | +``` {.sourceCode .sh} |
| 36 | +easy_install Stoner |
| 37 | +``` |
| 38 | + |
| 39 | +This will install the Stoner package and any missing dependencies into |
| 40 | +your current Python environment. Since the package is under fairly |
| 41 | +constant updates, you might want to follow the development with git. The |
| 42 | +source code, along with example scripts and some sample data files can |
| 43 | +be obtained from the github repository: |
| 44 | +<https://github.com/gb119/Stoner-PythonCode> |
| 45 | + |
| 46 | +The codebase is largely compatible with Python 3.4, with the expception |
| 47 | +of the 3D vector map plots which make use of Enthought's *mayavi* |
| 48 | +package which is still only Python 2 compatible due to the underlying |
| 49 | +Vtk toolkit. Other issues of broken 3.4 code are bugs to be squashed. |
| 50 | + |
| 51 | +Overview |
| 52 | +======== |
| 53 | + |
| 54 | +The **Stoner** package provides two basic top-level classes that |
| 55 | +describe an individual file of experimental data and a list (such as a |
| 56 | +directory tree on disc) of many experimental files. For our research, a |
| 57 | +typical single experimental data file is essentially a single 2D table |
| 58 | +of floating point numbers with associated metadata, usually saved in |
| 59 | +some ASCII text format. This seems to cover most experiments in the |
| 60 | +physical sciences, but it you need a more complex format with more |
| 61 | +dimensions of data, we suggest you look elsewhere. |
| 62 | + |
| 63 | +DataFile and Friends |
| 64 | +-------------------- |
| 65 | + |
| 66 | +**Stoner.Core.DataFile** is the base class for representing individual |
| 67 | +experimental data sets. It provides basic methods to examine and |
| 68 | +manipulate data, manage metadata and load and save data files. It has a |
| 69 | +large number of sub classes - most of these are in Stoner.FileFormats |
| 70 | +and are used to handle the loading of specific file formats. Two, |
| 71 | +however, contain additional functionality for writing analysis programs. |
| 72 | + |
| 73 | +- **Stoner.Analysis.AnalyseFile** provides additional methods for curve-fitting, differentiating, smoothing and carrying out |
| 74 | + : basic calculations on data. |
| 75 | + |
| 76 | +- **Stoner.Plot.PlotFile** provides additional routines for plotting |
| 77 | + data on 2D or 3D plots. |
| 78 | + |
| 79 | +As mentioned above, there are subclasses of **DataFile** in the |
| 80 | +**Stoner.FileFormats** module that support loading many of the common |
| 81 | +file formats used in our research. |
| 82 | + |
| 83 | +For rapid development of small scripts, we would recommend the |
| 84 | +**Stoner.Data** class which is a superclass of the above, and provides a |
| 85 | +'kitchen-sink' one stop shop for most of the package's functionality. |
| 86 | + |
| 87 | +DataFolder |
| 88 | +---------- |
| 89 | + |
| 90 | +**Stoner.Folders.DataFolder** is a class for assisting with the work of |
| 91 | +processing lots of files in a common directory structure. It provides |
| 92 | +methods to list. filter and group data according to filename patterns or |
| 93 | +metadata and then to execute a function on each file or group of files. |
| 94 | + |
| 95 | +The **Stoner.HDF5** module provides some experimental classes to |
| 96 | +manipulate *DataFile* and *DataFolder* objects within HDF5 format files. |
| 97 | +These are not a way to handle arbitary HDF5 files - the format is much |
| 98 | +to complex and flexible to make that an easy task, rather it is a way to |
| 99 | +work with large numbers of experimental sets using just a single file |
| 100 | +which may be less brutal to your computer's OS than having directory |
| 101 | +trees with millions of individual files. |
| 102 | + |
| 103 | +Resources |
| 104 | +========= |
| 105 | + |
| 106 | +Included in the [github |
| 107 | +repository](http://www.github.com/gb119/Stoner-PythonCode/) are a |
| 108 | +(small) collection of sample scripts for carrying out various operations |
| 109 | +and some sample data files for testing the loading and processing of |
| 110 | +data. There is also a User\_Guide as part of this documentation, along |
| 111 | +with a complete API reference \<Stoner\> |
| 112 | + |
| 113 | +Contact and Licensing |
| 114 | +===================== |
| 115 | + |
| 116 | +The lead developer for this code is [Dr Gavin |
| 117 | +Burnell](http://www.stoner.leeds.ac.uk/people/gb) |
| 118 | +\<<g.burnell@leeds.ac.uk>\> . The User Guide gives the current list of |
| 119 | +other contributors to the project. |
| 120 | + |
| 121 | +This code and the sample data are all (C) The University of Leeds |
| 122 | +2008-2015 unless otherwise indficated in the source file. The contents |
| 123 | +of this package are licensed under the terms of the GNU Public License |
| 124 | +v3 |
| 125 | + |
| 126 | +Recent Changes |
| 127 | +============== |
| 128 | + |
| 129 | +Development Version |
| 130 | +------------------- |
| 131 | + |
| 132 | +The current development version is 0.6. This features some major changes |
| 133 | +in the architecture, switching from a numpy MaskedArray as the main data |
| 134 | +store to a custom sub-class that contains most of the logic for indexing |
| 135 | +data by column name and designation. The metadata storage has also been |
| 136 | +switched to using blist.sortteddict for a fast, alphabetically ordered |
| 137 | +dictionary storage. Other underlying changes are a switch to using |
| 138 | +properties rather than straight attribute access. |
| 139 | + |
| 140 | +0.6 now also makes use of filemagic to work out the mime type of files |
| 141 | +to be loaded to try and improve the resilience of the automatic file |
| 142 | +format detection. |
| 143 | + |
| 144 | +0.6 also adds some extra methods to AnalyseFile for extrapolation. |
| 145 | + |
| 146 | +Online documentation for the development version can be found on the |
| 147 | +[githib repository pages](http://gb119.github.io/Stoner-PythonCode) |
| 148 | + |
| 149 | +[](https://zenodo.org/badge/latestdoi/17265/gb119/Stoner-PythonCode) |
| 150 | + |
| 151 | +Stable Version |
| 152 | +-------------- |
| 153 | + |
| 154 | +The development version is now in beta release and so no further relases |
| 155 | +will be made to the current stable release (0.5). |
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