Python matplotlib.cbook.align_iterators() Examples
The following are 8
code examples of matplotlib.cbook.align_iterators().
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matplotlib.cbook
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Example #1
| Source File: mlab.py From Computable with MIT License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key), *[iter(r) for r in recs])
def extract(r):
if r is None: return missing
else: return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + map(extract, row))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + map(extract, row))
if postfixes is None:
postfixes = ['%d'%i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix) for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
Example #2
| Source File: mlab.py From matplotlib-4-abaqus with MIT License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key), *[iter(r) for r in recs])
def extract(r):
if r is None: return missing
else: return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + map(extract, row))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + map(extract, row))
if postfixes is None:
postfixes = ['%d'%i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix) for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
Example #3
| Source File: mlab.py From neural-network-animation with MIT License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key), *[iter(r) for r in recs])
def extract(r):
if r is None: return missing
else: return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + list(map(extract, row)))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + list(map(extract, row)))
if postfixes is None:
postfixes = ['%d'%i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix) for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
Example #4
| Source File: mlab.py From GraphicDesignPatternByPython with MIT License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key),
*[iter(r) for r in recs])
def extract(r):
if r is None:
return missing
else:
return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + list(map(extract, row)))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + list(map(extract, row)))
if postfixes is None:
postfixes = ['%d' % i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix)
for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
Example #5
| Source File: mlab.py From python3_ios with BSD 3-Clause "New" or "Revised" License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key),
*[iter(r) for r in recs])
def extract(r):
if r is None:
return missing
else:
return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + list(map(extract, row)))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + list(map(extract, row)))
if postfixes is None:
postfixes = ['%d' % i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix)
for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
Example #6
| Source File: mlab.py From ImageFusion with MIT License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key), *[iter(r) for r in recs])
def extract(r):
if r is None: return missing
else: return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + list(map(extract, row)))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + list(map(extract, row)))
if postfixes is None:
postfixes = ['%d'%i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix) for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
Example #7
| Source File: mlab.py From coffeegrindsize with MIT License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key),
*[iter(r) for r in recs])
def extract(r):
if r is None:
return missing
else:
return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + list(map(extract, row)))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + list(map(extract, row)))
if postfixes is None:
postfixes = ['%d' % i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix)
for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
Example #8
| Source File: mlab.py From twitter-stock-recommendation with MIT License | 4 votes |
|
def recs_join(key, name, recs, jointype='outer', missing=0., postfixes=None):
"""
Join a sequence of record arrays on single column key.
This function only joins a single column of the multiple record arrays
*key*
is the column name that acts as a key
*name*
is the name of the column that we want to join
*recs*
is a list of record arrays to join
*jointype*
is a string 'inner' or 'outer'
*missing*
is what any missing field is replaced by
*postfixes*
if not None, a len recs sequence of postfixes
returns a record array with columns [rowkey, name0, name1, ... namen-1].
or if postfixes [PF0, PF1, ..., PFN-1] are supplied,
[rowkey, namePF0, namePF1, ... namePFN-1].
Example::
r = recs_join("date", "close", recs=[r0, r1], missing=0.)
"""
results = []
aligned_iters = cbook.align_iterators(operator.attrgetter(key),
*[iter(r) for r in recs])
def extract(r):
if r is None:
return missing
else:
return r[name]
if jointype == "outer":
for rowkey, row in aligned_iters:
results.append([rowkey] + list(map(extract, row)))
elif jointype == "inner":
for rowkey, row in aligned_iters:
if None not in row: # throw out any Nones
results.append([rowkey] + list(map(extract, row)))
if postfixes is None:
postfixes = ['%d' % i for i in range(len(recs))]
names = ",".join([key] + ["%s%s" % (name, postfix)
for postfix in postfixes])
return np.rec.fromrecords(results, names=names)
