gistfile1.py

# -*- coding: utf-8 -*-
# <nbformat>3.0</nbformat>

# <codecell>

from obspy.core import Stream, Trace, read, UTCDateTime
import numpy as np
import matplotlib.pyplot as plt
import matplotlib
matplotlib.rc('lines', linewidth=2)
alpha=0.5


# <codecell>

np.random.seed(123)

trace1 = Trace(data=np.random.random(1000))
trace1.stats.starttime = UTCDateTime(2014,1,1)
trace1.stats.sampling_rate=100
print trace1

# <codecell>

trace2 = Trace(data=np.random.random(1000))
trace2.stats.starttime = UTCDateTime(2014,1,1,0,0,10,4000)
trace2.stats.sampling_rate=100
print trace2

# <codecell>

trace3 = Trace(data=np.random.random(1000))
trace3.stats.starttime = UTCDateTime(2014,1,1,0,0,20,8000)
trace3.stats.sampling_rate=100
print trace3

# <codecell>

st = Stream(traces=[trace1, trace2, trace3])
for tr in st:
    plt.plot(tr.times() + tr.stats.starttime.timestamp, tr.data, alpha=alpha)

# <codecell>

print st

# <codecell>

st.merge()
for tr in st:
    plt.plot(tr.times() + tr.stats.starttime.timestamp, tr.data, "k-", alpha=alpha)

st = st.split()
for tr in st:
    plt.plot(tr.times() + tr.stats.starttime.timestamp, tr.data, "c-", alpha=alpha)

# <codecell>

print st

# <codecell>


# <codecell>

plt.show()