* text_tools: module to contain simple text utilities.

This commit is contained in:
wirawan
2009-12-04 19:57:22 +00:00
parent 6e1b0c505c
commit 887ca7e16e
2 changed files with 33 additions and 19 deletions

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@@ -1,6 +1,6 @@
#!/usr/bin/ipython -pylab
#
# $Id: graph_digitizer.py,v 1.1 2009-12-04 19:30:26 wirawan Exp $
# $Id: graph_digitizer.py,v 1.2 2009-12-04 19:57:22 wirawan Exp $
#
# Created: 20091204
# Wirawan Purwanto
@@ -10,24 +10,7 @@
#
import numpy
def make_matrix(Str, debug=None):
"""Simple tool to convert a string like
'''1 2 3
4 5 6
7 8 9'''
into a numpy matrix (or, actually, an array object)."""
if isinstance(Str, numpy.matrix):
return numpy.array(Str)
elif isinstance(Str, numpy.ndarray):
if len(Str.shape) == 2:
return Str.copy()
else:
raise ValueError, "Cannot make matrix out of non-2D array"
Str2 = ";".join([ row.rstrip().rstrip(";") for row in Str.split("\n") if row.strip() != "" ])
rslt = numpy.matrix(Str2)
if debug: print rslt
return numpy.array(rslt)
from wpylib.text_tools import make_matrix
def get_axis_scaler(data, axis):
"""Simple routine to obtain the scaling factor from pixel coordinate to

31
text_tools.py Normal file
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@@ -0,0 +1,31 @@
# $Id: text_tools.py,v 1.1 2009-12-04 19:57:22 wirawan Exp $
#
# Created: 20091204
# Wirawan Purwanto
#
# Simple and dirty text tools
#
import numpy
def make_matrix(Str, debug=None):
"""Simple tool to convert a string like
'''1 2 3
4 5 6
7 8 9'''
into a numpy matrix (or, actually, an array object).
This is for convenience in programming quick scripts, much like octave matrix
format (but without the evaluation of math expressions that octave has,
of course)."""
if isinstance(Str, numpy.matrix):
return numpy.array(Str)
elif isinstance(Str, numpy.ndarray):
if len(Str.shape) == 2:
return Str.copy()
else:
raise ValueError, "Cannot make matrix out of non-2D array"
Str2 = ";".join([ row.rstrip().rstrip(";") for row in Str.split("\n") if row.strip() != "" ])
rslt = numpy.matrix(Str2)
if debug: print rslt
return numpy.array(rslt)