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View Code? Open in Web Editor NEW《Python 数学建模算法与应用》- 司守奎,知识点笔记 & 代码 (Python Mathematical Modeling)
License: GNU General Public License v3.0
《Python 数学建模算法与应用》- 司守奎,知识点笔记 & 代码 (Python Mathematical Modeling)
License: GNU General Public License v3.0
I got the following error message when executing conda install --yes --file requirements.txt. Any help?
Channels:
LibMambaUnsatisfiableError: Encountered problems while solving:
Could not solve for environment specs
The following packages are incompatible
├─ _libgcc_mutex ==0.1 conda_forge does not exist (perhaps a typo or a missing channel);
├─ _openmp_mutex ==4.5 2_gnu does not exist (perhaps a typo or a missing channel);
├─ ampl-mp ==3.1.0 h2cc385e_1006 does not exist (perhaps a typo or a missing channel);
├─ argon2-cffi-bindings ==21.2.0 py39h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ atk-1.0 ==2.36.0 h516909a_2 does not exist (perhaps a typo or a missing channel);
├─ beautifulsoup4 ==4.11.1 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ bottleneck ==1.3.5 py39h7deecbd_0 does not exist (perhaps a typo or a missing channel);
├─ brotli-bin ==1.0.9 h5eee18b_7 does not exist (perhaps a typo or a missing channel);
├─ brotli ==1.0.9 h5eee18b_7 does not exist (perhaps a typo or a missing channel);
├─ bzip2 ==1.0.8 h7b6447c_0 does not exist (perhaps a typo or a missing channel);
├─ c-ares ==1.18.1 h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ ca-certificates ==2022.9.14 ha878542_0 does not exist (perhaps a typo or a missing channel);
├─ cairo ==1.16.0 h18b612c_1001 does not exist (perhaps a typo or a missing channel);
├─ cffi ==1.15.1 py39h74dc2b5_0 does not exist (perhaps a typo or a missing channel);
├─ click ==8.1.3 pypi_0 does not exist (perhaps a typo or a missing channel);
├─ coin-or-cbc ==2.10.8 h3786ebc_0 does not exist (perhaps a typo or a missing channel);
├─ coin-or-cgl ==0.60.6 h6f57e76_1 does not exist (perhaps a typo or a missing channel);
├─ coin-or-clp ==1.17.7 hc56784d_1 does not exist (perhaps a typo or a missing channel);
├─ coin-or-osi ==0.108.7 h2720bb7_1 does not exist (perhaps a typo or a missing channel);
├─ coin-or-utils ==2.11.6 h202d8b1_1 does not exist (perhaps a typo or a missing channel);
├─ coincbc ==2.10.8 0_metapackage is not installable because it requires
│ └─ coin-or-cbc 2.10.8.* , which does not exist (perhaps a missing channel);
├─ configobj ==5.0.6 py39h06a4308_1 does not exist (perhaps a typo or a missing channel);
├─ cplex ==22.1 py39_0 does not exist (perhaps a typo or a missing channel);
├─ cppad ==20210000.6 h9c3ff4c_0 does not exist (perhaps a typo or a missing channel);
├─ curl ==7.84.0 h5eee18b_0 does not exist (perhaps a typo or a missing channel);
├─ cvxopt ==1.2.6 py39h4077e5c_1 does not exist (perhaps a typo or a missing channel);
├─ cvxpy-base ==1.2.1 py39h1832856_0 does not exist (perhaps a typo or a missing channel);
├─ cvxpy ==1.2.1 py39hf3d152e_0 does not exist (perhaps a typo or a missing channel);
├─ dbus ==1.13.18 hb2f20db_0 does not exist (perhaps a typo or a missing channel);
├─ debugpy ==1.5.1 py39h295c915_0 does not exist (perhaps a typo or a missing channel);
├─ docutils ==0.18.1 py39h06a4308_3 does not exist (perhaps a typo or a missing channel);
├─ double-conversion ==3.1.5 he6710b0_1 does not exist (perhaps a typo or a missing channel);
├─ dsdp ==5.8 h4077e5c_1 does not exist (perhaps a typo or a missing channel);
├─ ecos ==2.0.7.post1 py39h6323ea4_0 does not exist (perhaps a typo or a missing channel);
├─ eigen ==3.3.7 hd09550d_1 does not exist (perhaps a typo or a missing channel);
├─ entrypoints ==0.4 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ et_xmlfile ==1.1.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ expat ==2.4.4 h295c915_0 does not exist (perhaps a typo or a missing channel);
├─ factor_analyzer ==0.3.2 pyh39e3cac_0 does not exist (perhaps a typo or a missing channel);
├─ ffmpeg ==4.3.2 h37c90e5_3 does not exist (perhaps a typo or a missing channel);
├─ fftw ==3.3.10 mpi_mpich_h3e343da_5 does not exist (perhaps a typo or a missing channel);
├─ fipy ==3.4.3 py39hf3d152e_0 does not exist (perhaps a typo or a missing channel);
├─ fontconfig ==2.13.1 h6c09931_0 does not exist (perhaps a typo or a missing channel);
├─ freetype ==2.11.0 h70c0345_0 does not exist (perhaps a typo or a missing channel);
├─ fribidi ==1.0.10 h36c2ea0_0 does not exist (perhaps a typo or a missing channel);
├─ future ==0.18.2 py39h06a4308_1 does not exist (perhaps a typo or a missing channel);
├─ fuzzy-c-means ==1.6.4 pypi_0 does not exist (perhaps a typo or a missing channel);
├─ gdk-pixbuf ==2.42.8 h433bba3_0 does not exist (perhaps a typo or a missing channel);
├─ giflib ==5.2.1 h7b6447c_0 does not exist (perhaps a typo or a missing channel);
├─ gl2ps ==1.4.2 h70c0345_1 does not exist (perhaps a typo or a missing channel);
├─ glew ==2.1.0 h295c915_3 does not exist (perhaps a typo or a missing channel);
├─ glib ==2.69.1 h4ff587b_1 does not exist (perhaps a typo or a missing channel);
├─ glpk ==4.65 h276157c_3 does not exist (perhaps a typo or a missing channel);
├─ gmp ==6.2.1 h295c915_3 does not exist (perhaps a typo or a missing channel);
├─ gmpy2 ==2.1.2 py39heeb90bb_0 does not exist (perhaps a typo or a missing channel);
├─ gnutls ==3.6.15 he1e5248_0 does not exist (perhaps a typo or a missing channel);
├─ gobject-introspection ==1.72.0 py39hbb6d50b_0 does not exist (perhaps a typo or a missing channel);
├─ graphite2 ==1.3.14 h295c915_1 does not exist (perhaps a typo or a missing channel);
├─ graphviz ==2.50.0 h3cd0ef9_0 does not exist (perhaps a typo or a missing channel);
├─ gsl ==2.7.1 h6e86dc7_1 does not exist (perhaps a typo or a missing channel);
├─ gst-plugins-base ==1.14.0 h8213a91_2 does not exist (perhaps a typo or a missing channel);
├─ gstreamer ==1.14.0 h28cd5cc_2 does not exist (perhaps a typo or a missing channel);
├─ gtk2 ==2.24.33 h73c1081_2 does not exist (perhaps a typo or a missing channel);
├─ gts ==0.7.6 h08bb679_0 does not exist (perhaps a typo or a missing channel);
├─ gurobi ==9.5.2 py39_0 does not exist (perhaps a typo or a missing channel);
├─ harfbuzz ==4.3.0 hd55b92a_0 does not exist (perhaps a typo or a missing channel);
├─ hdf4 ==4.2.15 h9772cbc_4 does not exist (perhaps a typo or a missing channel);
├─ hdf5 ==1.10.6 mpi_mpich_h996c276_1014 does not exist (perhaps a typo or a missing channel);
├─ hypre ==2.24.0 mpi_mpich_hed3a557_1 does not exist (perhaps a typo or a missing channel);
├─ icu ==58.2 he6710b0_3 does not exist (perhaps a typo or a missing channel);
├─ intel-openmp ==2021.4.0 h06a4308_3561 does not exist (perhaps a typo or a missing channel);
├─ ipopt ==3.14.1 h7ede334_0 does not exist (perhaps a typo or a missing channel);
├─ ipykernel ==6.9.1 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ ipython ==8.4.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ jedi ==0.18.1 py39h06a4308_1 does not exist (perhaps a typo or a missing channel);
├─ jpeg ==9e h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ jsoncpp ==1.9.4 hff7bd54_2 does not exist (perhaps a typo or a missing channel);
├─ jsonschema ==4.4.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ jupyter ==1.0.0 py39h06a4308_7 does not exist (perhaps a typo or a missing channel);
├─ jupyter_client ==7.2.2 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ jupyter_core ==4.10.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ kiwisolver ==1.4.2 py39h295c915_0 does not exist (perhaps a typo or a missing channel);
├─ krb5 ==1.19.2 hac12032_0 does not exist (perhaps a typo or a missing channel);
├─ lame ==3.100 h7b6447c_0 does not exist (perhaps a typo or a missing channel);
├─ lcms2 ==2.12 h3be6417_0 does not exist (perhaps a typo or a missing channel);
├─ ld_impl_linux-64 ==2.38 h1181459_1 does not exist (perhaps a typo or a missing channel);
├─ lerc ==3.0 h295c915_0 does not exist (perhaps a typo or a missing channel);
├─ libblas ==3.9.0 12_linux64_mkl does not exist (perhaps a typo or a missing channel);
├─ libbrotlicommon ==1.0.9 h5eee18b_7 does not exist (perhaps a typo or a missing channel);
├─ libbrotlidec ==1.0.9 h5eee18b_7 does not exist (perhaps a typo or a missing channel);
├─ libbrotlienc ==1.0.9 h5eee18b_7 does not exist (perhaps a typo or a missing channel);
├─ libcblas ==3.9.0 12_linux64_mkl does not exist (perhaps a typo or a missing channel);
├─ libclang ==10.0.1 default_hb85057a_2 does not exist (perhaps a typo or a missing channel);
├─ libcurl ==7.84.0 h91b91d3_0 does not exist (perhaps a typo or a missing channel);
├─ libdeflate ==1.8 h7f8727e_5 does not exist (perhaps a typo or a missing channel);
├─ libedit ==3.1.20210910 h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ libev ==4.33 h7f8727e_1 does not exist (perhaps a typo or a missing channel);
├─ libevent ==2.1.12 h8f2d780_0 does not exist (perhaps a typo or a missing channel);
├─ libffi ==3.3 he6710b0_2 does not exist (perhaps a typo or a missing channel);
├─ libgcc-ng ==12.1.0 h8d9b700_16 does not exist (perhaps a typo or a missing channel);
├─ libgd ==2.3.3 h695aa2c_1 does not exist (perhaps a typo or a missing channel);
├─ libgfortran-ng ==11.2.0 h00389a5_1 does not exist (perhaps a typo or a missing channel);
├─ libgfortran5 ==11.2.0 h1234567_1 does not exist (perhaps a typo or a missing channel);
├─ libglu ==9.0.0 hf484d3e_1 does not exist (perhaps a typo or a missing channel);
├─ libgomp ==12.1.0 h8d9b700_16 does not exist (perhaps a typo or a missing channel);
├─ libidn2 ==2.3.2 h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ liblapack ==3.9.0 12_linux64_mkl does not exist (perhaps a typo or a missing channel);
├─ liblapacke ==3.9.0 12_linux64_mkl does not exist (perhaps a typo or a missing channel);
├─ libllvm10 ==10.0.1 hbcb73fb_5 does not exist (perhaps a typo or a missing channel);
├─ libnetcdf ==4.8.0 mpi_mpich_hf07302c_2 does not exist (perhaps a typo or a missing channel);
├─ libnghttp2 ==1.46.0 hce63b2e_0 does not exist (perhaps a typo or a missing channel);
├─ libogg ==1.3.5 h27cfd23_1 does not exist (perhaps a typo or a missing channel);
├─ libpng ==1.6.37 hbc83047_0 does not exist (perhaps a typo or a missing channel);
├─ libpq ==12.9 h16c4e8d_3 does not exist (perhaps a typo or a missing channel);
├─ librsvg ==2.54.4 h19fe530_0 does not exist (perhaps a typo or a missing channel);
├─ libsodium ==1.0.18 h7b6447c_0 does not exist (perhaps a typo or a missing channel);
├─ libssh2 ==1.10.0 h8f2d780_0 does not exist (perhaps a typo or a missing channel);
├─ libstdcxx-ng ==12.1.0 ha89aaad_16 does not exist (perhaps a typo or a missing channel);
├─ libtasn1 ==4.16.0 h27cfd23_0 does not exist (perhaps a typo or a missing channel);
├─ libtheora ==1.1.1 h7f8727e_3 does not exist (perhaps a typo or a missing channel);
├─ libtiff ==4.4.0 hecacb30_0 does not exist (perhaps a typo or a missing channel);
├─ libtool ==2.4.6 h9c3ff4c_1008 does not exist (perhaps a typo or a missing channel);
├─ libunistring ==0.9.10 h27cfd23_0 does not exist (perhaps a typo or a missing channel);
├─ libuuid ==1.0.3 h7f8727e_2 does not exist (perhaps a typo or a missing channel);
├─ libvorbis ==1.3.7 h7b6447c_0 does not exist (perhaps a typo or a missing channel);
├─ libwebp-base ==1.2.2 h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ libwebp ==1.2.2 h55f646e_0 does not exist (perhaps a typo or a missing channel);
├─ libxcb ==1.15 h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ libxkbcommon ==1.0.1 hfa300c1_0 does not exist (perhaps a typo or a missing channel);
├─ libxml2 ==2.9.14 h74e7548_0 does not exist (perhaps a typo or a missing channel);
├─ libxslt ==1.1.35 h4e12654_0 does not exist (perhaps a typo or a missing channel);
├─ libzip ==1.8.0 h5cef20c_0 does not exist (perhaps a typo or a missing channel);
├─ libzlib ==1.2.12 h166bdaf_2 does not exist (perhaps a typo or a missing channel);
├─ llvmlite ==0.36.0 py39h1bbdace_0 does not exist (perhaps a typo or a missing channel);
├─ loguru ==0.5.3 py39h06a4308_3 does not exist (perhaps a typo or a missing channel);
├─ lz4-c ==1.9.3 h295c915_1 does not exist (perhaps a typo or a missing channel);
├─ markupsafe ==2.1.1 py39h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ matplotlib-base ==3.5.1 py39ha18d171_1 does not exist (perhaps a typo or a missing channel);
├─ matplotlib ==3.5.1 py39h06a4308_1 does not exist (perhaps a typo or a missing channel);
├─ mayavi ==4.7.2 py39h3a0f4c8_4 does not exist (perhaps a typo or a missing channel);
├─ metis ==5.1.0 hf484d3e_4 does not exist (perhaps a typo or a missing channel);
├─ minepy ==1.2.6 py39hb9d737c_2 does not exist (perhaps a typo or a missing channel);
├─ mistune ==0.8.4 py39h27cfd23_1000 does not exist (perhaps a typo or a missing channel);
├─ mkl-service ==2.4.0 py39h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ mkl ==2021.4.0 h06a4308_640 does not exist (perhaps a typo or a missing channel);
├─ mkl_fft ==1.3.1 py39hd3c417c_0 does not exist (perhaps a typo or a missing channel);
├─ mkl_random ==1.2.2 py39h51133e4_0 does not exist (perhaps a typo or a missing channel);
├─ mosek ==9.3.20 py39_0 does not exist (perhaps a typo or a missing channel);
├─ mpc ==1.1.0 h10f8cd9_1 does not exist (perhaps a typo or a missing channel);
├─ mpfr ==4.0.2 hb69a4c5_1 does not exist (perhaps a typo or a missing channel);
├─ mpi4py ==3.1.3 py39h32b9844_2 does not exist (perhaps a typo or a missing channel);
├─ mpich ==4.0.2 h846660c_100 does not exist (perhaps a typo or a missing channel);
├─ mpmath ==1.2.1 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ mumps-include ==5.2.1 ha770c72_11 does not exist (perhaps a typo or a missing channel);
├─ mumps-mpi ==5.2.1 h7ee95aa_11 does not exist (perhaps a typo or a missing channel);
├─ mumps-seq ==5.2.1 h2104b81_11 does not exist (perhaps a typo or a missing channel);
├─ nbclient ==0.5.13 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ nbconvert ==6.4.4 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ nbformat ==5.3.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ ncurses ==6.3 h5eee18b_3 does not exist (perhaps a typo or a missing channel);
├─ nest-asyncio ==1.5.5 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ nettle ==3.7.3 hbbd107a_1 does not exist (perhaps a typo or a missing channel);
├─ networkx ==2.8.4 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ notebook ==6.4.12 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ nspr ==4.33 h295c915_0 does not exist (perhaps a typo or a missing channel);
├─ nss ==3.74 h0370c37_0 does not exist (perhaps a typo or a missing channel);
├─ numba ==0.53.1 py39h56b8d98_1 does not exist (perhaps a typo or a missing channel);
├─ numexpr ==2.8.3 py39h807cd23_0 does not exist (perhaps a typo or a missing channel);
├─ numpy-base ==1.23.1 py39ha15fc14_0 does not exist (perhaps a typo or a missing channel);
├─ numpy ==1.23.1 py39h6c91a56_0 does not exist (perhaps a typo or a missing channel);
├─ openh264 ==2.1.1 h4ff587b_0 does not exist (perhaps a typo or a missing channel);
├─ openpyxl ==3.0.10 py39h5eee18b_0 does not exist (perhaps a typo or a missing channel);
├─ openssl ==1.1.1q h166bdaf_0 does not exist (perhaps a typo or a missing channel);
├─ osqp ==0.6.2.post0 py39hde0f152_3 does not exist (perhaps a typo or a missing channel);
├─ pandas ==1.4.3 py39h6a678d5_0 does not exist (perhaps a typo or a missing channel);
├─ pandoc ==2.12 h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ pango ==1.50.7 h05da053_0 does not exist (perhaps a typo or a missing channel);
├─ parmetis ==4.0.3 h2a9763c_1005 does not exist (perhaps a typo or a missing channel);
├─ patsy ==0.5.2 py39h06a4308_1 does not exist (perhaps a typo or a missing channel);
├─ pcre ==8.45 h295c915_0 does not exist (perhaps a typo or a missing channel);
├─ petsc4py ==3.17.1 real_h016f20b_100 does not exist (perhaps a typo or a missing channel);
├─ petsc ==3.17.1 real_h259f340_100 does not exist (perhaps a typo or a missing channel);
├─ pillow ==9.2.0 py39hace64e9_1 does not exist (perhaps a typo or a missing channel);
├─ pip ==22.1.2 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ pixman ==0.38.0 h516909a_1003 does not exist (perhaps a typo or a missing channel);
├─ ply ==3.11 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ proj ==7.2.0 h1217e81_1 does not exist (perhaps a typo or a missing channel);
├─ prometheus_client ==0.14.1 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ ptscotch ==6.0.9 hb499603_2 does not exist (perhaps a typo or a missing channel);
├─ pugixml ==1.11.4 h295c915_1 does not exist (perhaps a typo or a missing channel);
├─ pulp ==2.6.0 py39hf3d152e_1 does not exist (perhaps a typo or a missing channel);
├─ pydantic ==1.10.1 pypi_0 does not exist (perhaps a typo or a missing channel);
├─ pyface ==7.3.0 py39h06a4308_1 does not exist (perhaps a typo or a missing channel);
├─ pyparsing ==3.0.9 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ pyqt5-sip ==12.11.0 py39h6a678d5_1 does not exist (perhaps a typo or a missing channel);
├─ pyqt ==5.15.7 py39h6a678d5_1 does not exist (perhaps a typo or a missing channel);
├─ pyrsistent ==0.18.0 py39heee7806_0 does not exist (perhaps a typo or a missing channel);
├─ pyscipopt ==3.5.0 py39he80948d_0 does not exist (perhaps a typo or a missing channel);
├─ python-fastjsonschema ==2.16.2 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ python ==3.9.12 h12debd9_1 does not exist (perhaps a typo or a missing channel);
├─ pytz ==2022.1 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ pyzmq ==23.2.0 py39h6a678d5_0 does not exist (perhaps a typo or a missing channel);
├─ qdldl-python ==0.1.5 py39hde0f152_2 does not exist (perhaps a typo or a missing channel);
├─ qt-main ==5.15.2 h327a75a_6 does not exist (perhaps a typo or a missing channel);
├─ qt-webengine ==5.15.9 hd2b0992_4 does not exist (perhaps a typo or a missing channel);
├─ qtconsole ==5.3.2 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ qtpy ==2.2.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ qtwebkit ==5.212 h4eab89a_4 does not exist (perhaps a typo or a missing channel);
├─ readline ==8.1.2 h7f8727e_1 does not exist (perhaps a typo or a missing channel);
├─ scalapack ==2.2.0 hd931219_1 does not exist (perhaps a typo or a missing channel);
├─ scikit-learn ==1.0.2 py39h51133e4_1 does not exist (perhaps a typo or a missing channel);
├─ scikit-opt ==0.6.6 pypi_0 does not exist (perhaps a typo or a missing channel);
├─ scip ==7.0.3 hf5bcbcd_1 does not exist (perhaps a typo or a missing channel);
├─ scipy ==1.9.0 py39h8ba3f38_0 does not exist (perhaps a typo or a missing channel);
├─ scotch ==6.0.9 hb2e6521_2 does not exist (perhaps a typo or a missing channel);
├─ scs ==3.2.0 py39h0ec8588_0 does not exist (perhaps a typo or a missing channel);
├─ setuptools ==61.2.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ sip ==6.6.2 py39h6a678d5_0 does not exist (perhaps a typo or a missing channel);
├─ sqlite ==3.38.5 hc218d9a_0 does not exist (perhaps a typo or a missing channel);
├─ statsmodels ==0.13.2 py39h7f8727e_0 does not exist (perhaps a typo or a missing channel);
├─ suitesparse ==5.10.1 h446ee2e_2 does not exist (perhaps a typo or a missing channel);
├─ superlu ==5.2.2 h00795ac_0 does not exist (perhaps a typo or a missing channel);
├─ superlu_dist ==7.2.0 h25dcc4a_0 does not exist (perhaps a typo or a missing channel);
├─ sympy ==1.10.1 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ tabulate ==0.8.10 pypi_0 does not exist (perhaps a typo or a missing channel);
├─ tbb-devel ==2020.3 hfd86e86_0 does not exist (perhaps a typo or a missing channel);
├─ tbb ==2020.3 hfd86e86_0 does not exist (perhaps a typo or a missing channel);
├─ terminado ==0.13.1 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ testpath ==0.6.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ tk ==8.6.12 h1ccaba5_0 does not exist (perhaps a typo or a missing channel);
├─ tornado ==6.1 py39h27cfd23_0 does not exist (perhaps a typo or a missing channel);
├─ traits ==6.2.0 py39h27cfd23_0 does not exist (perhaps a typo or a missing channel);
├─ typer ==0.4.2 pypi_0 does not exist (perhaps a typo or a missing channel);
├─ typing-extensions ==4.3.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ typing_extensions ==4.3.0 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ unixodbc ==2.3.11 h5eee18b_0 does not exist (perhaps a typo or a missing channel);
├─ utfcpp ==3.2.1 h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ vtk ==9.0.1 no_osmesa_py39h3e52c05_107 does not exist (perhaps a typo or a missing channel);
├─ webencodings ==0.5.1 py39h06a4308_1 does not exist (perhaps a typo or a missing channel);
├─ widgetsnbextension ==3.5.2 py39h06a4308_0 does not exist (perhaps a typo or a missing channel);
├─ x264 ==1!161.3030 h7f98852_1 does not exist (perhaps a typo or a missing channel);
├─ xorg-kbproto ==1.0.7 h7f98852_1002 does not exist (perhaps a typo or a missing channel);
├─ xorg-libice ==1.0.10 h7f98852_0 does not exist (perhaps a typo or a missing channel);
├─ xorg-libsm ==1.2.2 h470a237_5 does not exist (perhaps a typo or a missing channel);
├─ xorg-libx11 ==1.7.2 h7f98852_0 does not exist (perhaps a typo or a missing channel);
├─ xorg-libxext ==1.3.4 h7f98852_1 does not exist (perhaps a typo or a missing channel);
├─ xorg-libxrender ==0.9.10 h7f98852_1003 does not exist (perhaps a typo or a missing channel);
├─ xorg-libxt ==1.2.1 h7f98852_2 does not exist (perhaps a typo or a missing channel);
├─ xorg-renderproto ==0.11.1 h7f98852_1002 does not exist (perhaps a typo or a missing channel);
├─ xorg-xextproto ==7.3.0 h7f98852_1002 does not exist (perhaps a typo or a missing channel);
├─ xorg-xproto ==7.0.31 h27cfd23_1007 does not exist (perhaps a typo or a missing channel);
├─ xz ==5.2.5 h7f8727e_1 does not exist (perhaps a typo or a missing channel);
├─ yaml ==0.2.5 h7b6447c_0 does not exist (perhaps a typo or a missing channel);
├─ yellowbrick ==1.5 py39_0 does not exist (perhaps a typo or a missing channel);
├─ zeromq ==4.3.4 h2531618_0 does not exist (perhaps a typo or a missing channel);
├─ zlib ==1.2.12 h7f8727e_2 does not exist (perhaps a typo or a missing channel);
└─ zstd ==1.5.2 ha4553b6_0 does not exist (perhaps a typo or a missing channel).
02 Python 使用入门-2.4 numpy.ipynb-22 中矩阵乘法有误,应该是 b@a
。
非常感谢作者,才入门数模,想咨询一个问题,作为编程手,应该去练习什么提高自己对已有数据的处理能力和获取与比赛有关数据的能力?
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