Add mchirp_area codes (gwastro#2951)

* Add mchirp_area codes

* Update mchirp_plots.py

* Update mass_area_plot.py

* Update mchirp_plots.py

* Update mass_area_plot.py

* Update mchirp_area.py

* Update mass_area_plot.py

* Update mass_area_plot.py

* Update mchirp_plots.py

* Update mchirp_plots.py

* Update mchirp_area.py

* Update mass_area_plot.py

* Update mass_area_plot.py

* Update mass_area_plot.py

* Update mass_area_plot.py

* Update mchirp_area.py

* Add docstring

* Add docstrings and aliasing some modules

* Solving codeclimate issues

* Solving codeclimate issue

* Rename mass_area_plot.py to mass_area_plot

* Rename mass_area_plot to pycbc_mass_area_plot 

Also aliased some modules

* Rename mchirp_plots.py as pycbc_mchirp_plots

* Change equations spacing

* Edit docstrings

* Fixing Travis issues

* Delete pycbc_mass_area_plot

* Add pycbc_mass_area_plot

* Change some imports

* Delete pycbc_mchirp_plots

* Add pycbc_mchirp_plots

bin/plotting/pycbc_mass_area_plot

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+#!/usr/bin/env python
+#
+# Integration of the area laying in the different cbc regions
+# By A. Curiel Barroso
+# August 2019
+
+"""This script computes the area corresponding to different CBC on
+the m1 & m2 plane when given a central mchirp value and uncertainty.
+"""
+
+import argparse
+from pycbc.mchirp_area import calc_areas
+from pycbc.mchirp_area import src_mass_from_z_det_mass
+from pycbc.conversions import mass2_from_mchirp_mass1 as m2mcm1
+import numpy
+from matplotlib import use; use("Agg")
+from matplotlib import pyplot
+
+# ARGUMENT PARSER
+parser = argparse.ArgumentParser()
+parser.add_argument("--central-mc", type=float, help="Central value of mchirp")
+parser.add_argument("--delta-mc", type=float, help="Uncertainty for mchirp")
+parser.add_argument("--min-m2", type=float, help="Minimum value for m2")
+parser.add_argument("--max-m1", type=float, help="Maximum value for m1")
+parser.add_argument("--central-z", type=float, help="Central redshift value")
+parser.add_argument("--delta-z", type=float, help="Redshift uncertainty")
+parser.add_argument("--ns-max", type=float, help="Maximum neutron star mass")
+parser.add_argument("--gap-max", type=float, help="Minimum black hole mass")
+
+args = parser.parse_args()
+
+if args.central_mc and args.delta_mc:
+    central_mc = float(args.central_mc)
+    delta_mc = float(args.delta_mc)
+
+if args.min_m2 and args.max_m1:
+    m2_min = float(args.min_m2)
+    m1_max = float(args.max_m1)
+
+if args.min_m2 and args.max_m1:
+    ns_max = float(args.ns_max)
+    gap_max = float(args.gap_max)
+
+if args.central_z and args.delta_z:
+    central_z = float(args.central_z)
+    delta_z = float(args.delta_z)
+else:
+    central_z = 0.0
+    delta_z = 0.0
+
+mass_limits = {"max_m1": m1_max, "min_m2": m2_min}
+mass_bdary = {"ns_max": ns_max, "gap_max": gap_max}
+z = {"central": central_z, "delta": delta_z}
+trig_mc = {"central": central_mc, "delta": delta_mc}
+
+areas = calc_areas(trig_mc, mass_limits, mass_bdary, z)
+
+print("abbh = " + str(areas["bbh"]))
+print("abhg = " + str(areas["bhg"]))
+print("agg = " + str(areas["gg"]))
+print("ansbh = " + str(areas["nsbh"]))
+print("agns = " + str(areas["gns"]))
+print("abns = " + str(areas["bns"]))
+
+# PLOT GENERATION
+src_mchirp = src_mass_from_z_det_mass(central_z, delta_z,
+                                      central_mc, delta_mc)
+
+mcb = src_mchirp[0] + src_mchirp[1]
+mcs = src_mchirp[0] - src_mchirp[1]
+
+# The points where the equal mass line and a chirp mass
+# curve intersect is m1 = m2 = (2**0.2)*mchirp
+
+mib = (2**0.2)*mcb
+mis = (2**0.2)*mcs
+
+lim_m1b = min(m1_max, m2mcm1(mcb, m2_min))
+m1b = numpy.linspace(mib, lim_m1b, num=100)
+m2b = m2mcm1(mcb, m1b)
+
+lim_m1s = min(m1_max, m2mcm1(mcs, m2_min))
+m1s = numpy.linspace(mis, lim_m1s, num=100)
+m2s = m2mcm1(mcs, m1s)
+
+if mib > m1_max:
+    pyplot.plot((m1_max, m1_max), (m2mcm1(mcs, lim_m1s), m1_max), "b")
+else:
+    pyplot.plot(m1b, m2b, "b")
+    pyplot.plot((m1_max, m1_max), (m2mcm1(mcs, lim_m1s),
+                                   m2mcm1(mcb, lim_m1b)),"b")
+
+if mis >= m2_min:
+    pyplot.plot(m1s, m2s, "b")
+    pyplot.plot((lim_m1s, lim_m1b), (m2_min, m2_min), "b")
+else:
+    pyplot.plot((m2_min, lim_m1b), (m2_min, m2_min), "b")
+
+pyplot.plot((m2_min, m1_max), (m2_min, m1_max), "k--")
+pyplot.plot((ns_max, ns_max), (m2_min, ns_max), "k:")
+pyplot.plot((gap_max, gap_max), (m2_min, gap_max), "k:")
+pyplot.plot((ns_max, m1_max), (ns_max, ns_max), "k:")
+pyplot.plot((gap_max, m1_max), (gap_max, gap_max), "k:")
+
+pyplot.xlabel("M1")
+pyplot.ylabel("M2")
+pyplot.title("MChirp = " + str(0.5 * (mcb + mcs)) + " +/- "
+             + str((mcb - mcs) * 0.5))
+pyplot.savefig("mass_plot.png")

bin/plotting/pycbc_mchirp_plots

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+#!/usr/bin/env python
+#
+# Integration of the area laying in the different cbc regions
+# By A. Curiel Barroso
+# August 2019
+
+"""This script computes the area corresponding to different CBC on the m1 & m2
+plane as a function of central mchirp value.
+"""
+
+import argparse
+from pycbc.mchirp_area import calc_areas
+import numpy
+from matplotlib import use; use("Agg")
+from matplotlib import pyplot
+
+# ARGUMENT PARSER
+parser = argparse.ArgumentParser()
+parser.add_argument("--min-m2", type=float, help="Minimum value for m2")
+parser.add_argument("--max-m1", type=float, help="Maximum value for m1")
+parser.add_argument("--ns-max", type=float, help="Maximum neutron star mass")
+parser.add_argument("--gap-max", type=float, help="Minimum black hole mass")
+parser.add_argument("--central-z", type=float, help="Central redshift value")
+parser.add_argument("--delta-z", type=float, help="Redshift uncertainty")
+args = parser.parse_args()
+
+if args.min_m2 and args.max_m1:
+    m1_max = float(args.max_m1)
+    m2_min = float(args.min_m2)
+
+if args.min_m2 and args.max_m1:
+    ns_max = float(args.ns_max)
+    gap_max = float(args.gap_max)
+
+if args.central_z and args.delta_z:
+    central_z = float(args.central_z)
+    delta_z = float(args.delta_z)
+else:
+    central_z = 0.0
+    delta_z = 0.0
+
+mass_limits = {"max_m1": m1_max, "min_m2": m2_min}
+mass_bdary = {"ns_max": ns_max, "gap_max": gap_max}
+z = {"central": central_z, "delta": delta_z}
+n = 1000
+
+x_mc = numpy.zeros(n, float)
+y_abbh = numpy.zeros(n, float)
+y_abhg = numpy.zeros(n, float)
+y_agg = numpy.zeros(n, float)
+y_ansbh = numpy.zeros(n, float)
+y_agns = numpy.zeros(n, float)
+y_abns = numpy.zeros(n, float)
+
+for i in range(0, n):
+    central_mc = 0.8 + i*(10.0 - 0.8)/(n - 1)
+    delta_mc = central_mc * 0.01
+    trig_mc = {"central": central_mc, "delta": delta_mc}
+    x_mc[i] = central_mc
+    areas = calc_areas(trig_mc, mass_limits, mass_bdary, z)
+    y_abbh[i] = areas["bbh"]
+    y_abhg[i] = areas["bhg"]
+    y_agg[i] = areas["gg"]
+    y_ansbh[i] = areas["nsbh"]
+    y_agns[i] = areas["gns"]
+    y_abns[i] = areas["bns"]
+
+pyplot.plot(x_mc, y_abbh, label="Binary Black Hole")
+pyplot.plot(x_mc, y_abhg, label="Black Hole + Mass Gap Object")
+pyplot.plot(x_mc, y_agg, label="Binary Mass Gap Object")
+pyplot.plot(x_mc, y_ansbh, label="Neutron Star + Black Hole")
+pyplot.plot(x_mc, y_agns, label="Neutron Star + Mass Gap Object")
+pyplot.plot(x_mc, y_abns, label="Binary Neutron Star")
+
+pyplot.legend()
+pyplot.xlabel("Central MChirp (Solar Masses)")
+pyplot.ylabel("Area (Solar Masses Squared)")
+pyplot.yscale("log")
+pyplot.title("Area vs MChirp (1% uncertainty)")
+
+pyplot.savefig("mchirp_plot.png")